CN105284864B - Woods fruit notes dry insecticide and its preparation method and application - Google Patents
Woods fruit notes dry insecticide and its preparation method and application Download PDFInfo
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Abstract
The invention discloses elite stand fruit notes dry insecticide and its preparation method and application, it is related to woods fruit insect-pest technical field.Component including following mass parts:0.1~5 part of the former medicine of AVM, 3~20 parts of imidacloprid active compound, 6~20 parts of surfactant, 5~20 parts of stabilizer, 1~6 part of leaf photosynthesis accelerator, 22~85 parts of water.That woods of the present invention fruit notes dry insecticide a drug is annual effectively, spray with existing insecticide compared with, effect is good, time saving and energy saving, it is to avoid the pollution of environment;The preparation method process is simple, low cost;The application is not affected by weather and tree body height, and pesticide is fully entered in plant body, does not hinder natural enemy, can life-time service.
Description
Technical field
The present invention relates to woods fruit insect-pest technical field.
Background technology
Environmental conservation is the most important thing of today's society, is mainly chemical fertilizer, pesticide, agricultural in China's widespread pollution from the overuse of fertilizers and pesticides in rural area useless
Gurry, wherein pollution by pesticides occupy sizable proportion.The anti-method for the treatment of of traditional spray can fast and effectively kill some insects,
But there are more than 90% medicament drippage, drift to be lost in non-target environment and slattern, the utilization rate of pesticide is very low, and wastes
Medicament pollution surrounding, destruction ecological balance, and medicinal liquid contacts operator in a large number and makes which intoxicating phenomenon easily occur, floats
Moving medicinal liquid also affects that pedestrian's is healthy.Since last century the eighties, in order to pursue high yield, orchard worker sees worm just to people
Beat, pesticide dosage is substantially improved, and causes beneficial insect to be killed in a large number, ecological balance heavy damage, ceroplastes floridensis, San Jose scale, Fructus Jujubae
The minor pests that mealybug, buprestid beetle, xyleutes, jujube tree green plant bug silk worm, skin skin dark stain snout moth's larva etc. are difficult to prevent and treat are more and more rampant.In order to carry
The utilization rate environmental protection of high pesticide, domestic and international scientific research personnel begin through injection miscellaneous from the twenties in last century in succession
(Have an injection)Apparatus carries out tree trunk injection, and medicine-injecting method is that pesticide is directly injected in tree body, is sent to tree body through trunk conducting tissue
Each position.This ruling by law worm medicament does not drift about, and does not contact with surrounding, it is to avoid injury of the pesticide to people and animals and beneficial insect,
And the preventing and treating to scale insect and borer pest becomes very simple.
As trunk injection dispenser belongs to a new technique of fruit tree and forest management, on market, special-purpose medicaments are extremely difficult has bought,
Generally with trunk use is injected after the dilution of existing spraying medicament, often there is medicine-pouring port poisoning, medicament photodissociation or hydrolysis and lose in people
The phenomenon of effect.Because two kinds of medicaments have essential distinction:Spraying medicament is substantial amounts of organic used in active compound course of dissolution
Solvent, dilute can be hydrolyzed, and become very unstable, and medicament need to be now with the current, and its use range is wide, on all plants
Can use.It is oral cavity, body wall and valve that aerosol bomb enters the approach of polypide, can be without taking food, by exhaling using rear insect
Enter toxic gas, body to contact medicament and be poisoned to death;Woods fruit injection drying agent be by a small amount of organic solvent by soluble in water for active compound with
The new water preparation that antidegradant, antioxidant etc. are mixed and processed by a certain percentage, is not required to add water during use be directly injected into, evil
Worm has to pass through to take food and can just be poisoned to death.Therefore the research and development of woods fruit injection drying agent are most important.
Content of the invention
The technical problem to be solved in the present invention is to provide elite stand fruit and notes dry insecticide and its preparation method and application, the woods
That fruit notes dry insecticide a drug is annual effectively, spray with existing insecticide compared with, effect is good, time saving and energy saving, it is to avoid environment
Pollution;The preparation method process is simple, low cost;The application is not affected by weather and tree body height, and pesticide is fully entered
In plant body, do not hinder natural enemy, can life-time service.
For solving above-mentioned technical problem, the technical solution used in the present invention is:One elite stand fruit notes dry insecticide, including such as
The component of lower mass parts:
0.1~5 part of the former medicine of AVM,
3~20 parts of imidacloprid active compound,
6~20 parts of surfactant,
5~20 parts of stabilizer,
1~6 part of leaf photosynthesis accelerator,
22~85 parts of water.
Preferably, also include
0.5~7 part of plant tobacco extracting solution.(Plant tobacco extracting solution is containing the plant with alkali, acid or water extraction
Tobacco extract).
Preferably, the alkaline extraction method of plant tobacco extracting solution is:Nicotiana tabacum L. (leaf, muscle, stem, root, Hua Junke uses) is ground
Cheng Fen, adds the potassium hydroxide aqueous solution of 0.5-5 times of quality of Nicotiana tabacum L., and the mass concentration of potassium hydroxide aqueous solution is 2-10%, stirs
Mix, after standing, filter and squeeze out the residual liquid in Nicotiana tabacum L., then by filtrate heating concentration, when filtrate residue 40%-60% bodies
Add tannic acid, one or more stirrings in citric acid or malic acid during product, stop when pH value reaches 6~7 heating put to
Room temperature, obtains plant tobacco extracting solution.
It is further preferred that the alkaline extraction method of plant tobacco extracting solution is:Nicotiana tabacum L. (leaf, muscle, stem, root, is spent and can be made
With) grinds, the potassium hydroxide aqueous solution of 0.5-5 times of quality of Nicotiana tabacum L. is added, the mass concentration of potassium hydroxide aqueous solution is 2-
10%, stir 1~2 hour, after standing 12-36 hours, filter and squeeze out the residual liquid in Nicotiana tabacum L., then filtrate is heated to
70~95 DEG C of concentrations, add malic acid stirring when filtrate residue 40%-60% volumes, stop heating when pH value reaches 6~7
Put to room temperature, plant tobacco extracting solution is obtained.
Preferably, including the component of following mass parts:
0.5~4 part of the former medicine of AVM,
3~15 parts of imidacloprid active compound,
10~19 parts of surfactant,
9~17 parts of stabilizer,
1~3 part of leaf photosynthesis accelerator,
38~76 parts of water.
Preferably, also include
0.5~4 part of plant tobacco extracting solution.
Preferably, surfactant is Polyethylene Glycol, dimethyl sulfoxide, castor oil polyoxyethylene ether, alkyl phenol polyoxy second
One or more in alkene ether or fatty alcohol-polyoxyethylene ether;Stabilizer be tannic acid, citric acid or malic acid in one kind or
Several.
Preferably, leaf photosynthesis accelerator be magnesium sulfate, one or more in carbamide.
Woods fruit notes dry method for producing insecticide, comprises the following steps:
Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, water is added, then mixed with leaf photosynthesis accelerator
Closing uniformly, pH to 5~7 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid, that is, woods is obtained and really notes dry killing after standing
Worm agent.
Preferably, comprise the following steps:
Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, water is added, then mixed with leaf photosynthesis accelerator
Closing uniformly, pH to 5~7 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid after standing, with plant tobacco extracting solution
Mix homogeneously, that is, be obtained woods fruit and note dry insecticide.
Present invention additionally comprises woods fruit notes application of the dry insecticide in preventing and treating jujube tree, apple tree, pear tree and forest pest, note
Penetrate in trunk.
The effect of each composition:
Avilamycin and the effect of imidacloprid active compound
Avilamycin and imidacloprid are the agricultures for meeting national " A level pollution-free foods " and " agricultural product security quality " production standard
Medicine, for Pest control.
Avilamycin is a kind of macrolide disaccharidase insecticides, has stomach toxicity and action of contace poison, it is impossible to ovicidal.Preparation is without interior
Absorption, the characteristics of with broad-spectrum high efficacy, low toxicity, low-residual, dual-purpose farming animals, avilamycin, can quilt in the environment without cumulative function
Soil microorganism decomposes, and is a kind of excellent acaricide.
Imidacloprid is the efficient systemic insecticide of nicotinoids, and residual period was up to 25 days or so.Have wide spectrum, efficiently, low toxicity, low
Residual, insect is not likely to produce resistance, the features such as to people, animal, plant and natural enemies security, is mainly used in preventing and treating sucking mouth parts evil
Worm, such as aphid, aleyrodid, leafhopper, thrips etc., but invalid to nematicide and red spider.
Avilamycin and imidacloprid are used cooperatively and are had the following advantages:1. single dose deficiency can be made up, expands the preventing and treating of pesticide
Scope, realizes controlling a medicine more;2. respective intoxicating effect collaboration promotes, potentiation each other;3. the pesticide lasting period extends, and parasite killing is imitated
Really good, dosage is reduced, and cost accounting reduces;4. good with the surrounding compatibility, to pest natural enemy and person poultry safety, insect is not
It is also easy to produce Drug resistance.
The effect of surfactant
Surfactant(Solubilizing agent)It is that the organic medicine component for being insoluble or poorly soluble in water is dissolved wherein, helps active compound equal
Disperse evenly in the formulation, to form no suspended substance and precipitate transparent liquid.
The effect of stabilizer
PH value range is adjusted, and the pH value of woods fruit injection drying agent is kept between 5-7, in stable subacidity state.
The effect of leaf photosynthesis accelerator
The chlorophyll content of plant leaf blade can be significantly improved, promotes photosynthesis, improve photosynthetic rate, be reduced because of light respiration
The caused nutrient consumption of effect, increases the accumulation of fruit dry, it is ensured that fruit high-quality and high yield.
The effect of plant tobacco extracting solution
Containing bioactive substances such as abundant Salanesol, chlorogenic acid, rutin, alkaloids in Nicotiana tabacum L., with parasite killing, suppression
Bacterium and the effect of stimulation plant growing, can also be such that avilamycin and imidacloprid is mutually improved not by photodissociation.
Through site test, seminar personnel have found that not all pesticide can be used for trunk injection, such as spraying insect
Fabulous absorbability medicament " Rogor ", in jujube tree body, have conduction bad after injection phenomenon occur, and pest controling effect is not good,
Thus note dry medicament and be not all absorbability medicament.
Woods fruit parasite killing injection is ideal environment-friendly type non-pollution culture, huge with existing spray difference, and it collects
, in one, during use, medicament is directly injected in tree body without dilution, is not come in contact with surrounding for nutrition, parasite killing, it is to avoid
Injury of the pesticide to people and animals and other beneficial organisms, and a drug is annual effectively.
By substantial amounts of field test research in 5 years and the popularization and application of 3 years, the agent dispenser side is found within 2008~2015 years
Just, preventive effect is notable, economical and practical, and through test on probation, pesticide maximum residue limit is less than state food safety criterion(GB2763-
2014), it is the optimal formulation of Pest control during Green food production.
It is using the beneficial effect produced by above-mentioned technical proposal:
(1)Woods of the present invention fruit note dry insecticide injection wooden after, dredge tissue conduction through trees, quickly woods fruit note done
Insecticide transports to the insect that harm tree body is killed at each position of tree crown, it is achieved that the accurate prevention and control of insect;
(2)Woods fruit of the present invention notes dry insecticide utilization rate height, and medicine is not limited by environmental conditions such as wind and weather, illumination decomposition
System, either rainy, windy or drought and water shortage can be used, the feelings that a large amount of medicament drifts are scattered and disappeared when being not in spraying preventing and treating
Condition, is especially suitable for drought and water-scarce area and uses;
(3)Woods fruit of the present invention notes dry insecticide medicine fertilizer economic benefits and social benefits, in addition to having good insecticidal effect, can also be forest, fruit tree
Various nutrients needed for growth are provided;
(4)Woods fruit of the present invention notes dry insecticide insecticidal range extensively, and medicine-injecting method not only can kill leafeating insect, and can also
Kill sucking pest and conventional method are difficult to shell insect, borer pest and vascular bundle insect for preventing and treating etc.;
(5)Woods fruit of the present invention notes dry insecticide control insect, is not affected by weather and tree body height, and pesticide is fully entered
In plant body, a drug is annual effectively not to hinder natural enemy, can life-time service, medicine-pouring hole can heal then, tree body is injured little,
And labor intensity is little, applied range, is applicable to the preventing and treating of the fruit trees such as Fructus Jujubae, Fructus Mali pumilae, pears and forest pest.
Specific embodiment
With reference to specific embodiment, the present invention is further detailed explanation.
Embodiment 1
Woods fruit notes dry insecticide, including the component of following mass parts:0.1 kg of the former medicine of AVM, imidacloprid active compound 10
Kg, 16 kg of surfactant, 5 kg of stabilizer, 1 kg of leaf photosynthesis accelerator, 7 kg of plant tobacco extracting solution, water 60.9
kg.Surfactant is Polyethylene Glycol;Stabilizer is tannic acid;Leaf photosynthesis accelerator is magnesium sulfate.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 7 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid after standing, with plant tobacco
Extracting solution mix homogeneously, that is, be obtained woods fruit and note dry insecticide.
The preparation method of plant tobacco extracting solution is:By Nicotiana tabacum L. grinds, the potassium hydroxide water of 0.5 times of quality of Nicotiana tabacum L. is added
Solution, the mass concentration of potassium hydroxide aqueous solution is 5%, stirs 1 hour, after standing 12 hours, filters and squeeze out in Nicotiana tabacum L.
Residual liquid, then filtrate is heated to 70~95 DEG C of concentrations, tannic acid stirring is added when filtrate 40% volume of residue, work as pH
Stop heating putting to room temperature when value reaches 7, plant tobacco extracting solution is obtained.
Embodiment 2
Woods fruit notes dry insecticide, including the component of following mass parts:5 kg of the former medicine of AVM, 18 kg of imidacloprid active compound,
20 kg of surfactant, 20 kg of stabilizer, 6 kg of leaf photosynthesis accelerator, 0.5 kg of plant tobacco extracting solution, 22 kg of water.
Surfactant is dimethyl sulfoxide;Stabilizer is citric acid;Leaf photosynthesis accelerator is carbamide.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 5 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid after standing, with plant tobacco
Extracting solution mix homogeneously, that is, be obtained woods fruit and note dry insecticide.
The preparation method of plant tobacco extracting solution is:By Nicotiana tabacum L. grinds, add the potassium hydroxide of 5 times of quality of Nicotiana tabacum L. water-soluble
Liquid, the mass concentration of potassium hydroxide aqueous solution is 2%, stirs 2 hours, after standing 36 hours, filters and squeeze out and be in Nicotiana tabacum L. residual
Liquid storage, then filtrate is heated to 70~95 DEG C of concentrations, citric acid stirring is added when filtrate 50% volume of residue, work as pH value
Stop heating putting to room temperature when reaching 6, plant tobacco extracting solution is obtained.
Embodiment 3
Woods fruit notes dry insecticide, including the component of following mass parts:0.5 kg of the former medicine of AVM, imidacloprid active compound 5
Kg, 15 kg of surfactant, 10 kg of stabilizer, 1.8 kg of leaf photosynthesis accelerator, plant tobacco extracting solution 6kg, water 61.7
kg.Surfactant is castor oil polyoxyethylene ether;Stabilizer is malic acid;Leaf photosynthesis accelerator is 1 kg of magnesium sulfate, urine
0.8 kg of element.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 6 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid after standing, with plant tobacco
Extracting solution mix homogeneously, that is, be obtained woods fruit and note dry insecticide.
The preparation method of plant tobacco extracting solution is:By Nicotiana tabacum L. grinds, add the potassium hydroxide of 1 times of quality of Nicotiana tabacum L. water-soluble
Liquid, the mass concentration of potassium hydroxide aqueous solution is 10%, stirs 1.5 hours, after standing 24 hours, filters and squeeze out in Nicotiana tabacum L.
Residual liquid, then by filtrate be heated to 70~95 DEG C concentration, when filtrate residue 60% volume when add malic acid stirring, when
Stop heating putting to room temperature when pH value reaches 6, plant tobacco extracting solution is obtained.
Embodiment 4
Woods fruit notes dry insecticide, including the component of following mass parts:4 kg of the former medicine of AVM, imidacloprid active compound 15
Kg, 18 kg of surfactant, 16 kg of stabilizer, 5 kg of leaf photosynthesis accelerator, 4 kg of plant tobacco extracting solution, 38 kg of water.
Surfactant is alkylphenol polyoxyethylene;Stabilizer is malic acid;Leaf photosynthesis accelerator is carbamide.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 6 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid after standing, with plant tobacco
Extracting solution mix homogeneously, that is, be obtained woods fruit and note dry insecticide.
The preparation method of plant tobacco extracting solution is:By Nicotiana tabacum L. grinds, add the potassium hydroxide of 2 times of quality of Nicotiana tabacum L. water-soluble
Liquid, the mass concentration of potassium hydroxide aqueous solution is 2%, stirs 2 hours, after standing 24 hours, filters and squeeze out and be in Nicotiana tabacum L. residual
Liquid storage, then filtrate is heated to 70~95 DEG C of concentrations, malic acid stirring is added when filtrate 50% volume of residue, work as pH value
Stop heating putting to room temperature when reaching 6, plant tobacco extracting solution is obtained.
Embodiment 5
Woods fruit notes dry insecticide, including the component of following mass parts:1.5 kg of the former medicine of AVM, imidacloprid active compound 20
Kg, 19 kg of surfactant, 17 kg of stabilizer, 4 kg of leaf photosynthesis accelerator, 1 kg of plant tobacco extracting solution, water 37.5
kg.Surfactant is fatty alcohol-polyoxyethylene ether;Stabilizer is citric acid;Leaf photosynthesis accelerator is magnesium sulfate.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 7 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid after standing, with plant tobacco
Extracting solution mix homogeneously, that is, be obtained woods fruit and note dry insecticide.
The preparation method of plant tobacco extracting solution is:By Nicotiana tabacum L. grinds, add the potassium hydroxide of 3 times of quality of Nicotiana tabacum L. water-soluble
Liquid, the mass concentration of potassium hydroxide aqueous solution is 4%, stirs 1 hour, after standing 18 hours, filters and squeeze out and be in Nicotiana tabacum L. residual
Liquid storage, then filtrate is heated to 70~95 DEG C of concentrations, malic acid stirring is added when filtrate 55% volume of residue, work as pH value
Stop heating putting to room temperature when reaching 7, plant tobacco extracting solution is obtained.
Embodiment 6
Woods fruit notes dry insecticide, including the component of following mass parts:2.5 kg of the former medicine of AVM, imidacloprid active compound 3
Kg, 6 kg of surfactant, 6 kg of stabilizer, 1 kg of leaf photosynthesis accelerator, 5.5 kg of plant tobacco extracting solution, 76 kg of water.
Surfactant is Polyethylene Glycol;Stabilizer is tannic acid;Leaf photosynthesis accelerator is 0.5 kg of magnesium sulfate, 0.5 kg of carbamide.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 6 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid after standing, with plant tobacco
Extracting solution mix homogeneously, that is, be obtained woods fruit and note dry insecticide.
The preparation method of plant tobacco extracting solution is:By Nicotiana tabacum L. grinds, add the potassium hydroxide of 4 times of quality of Nicotiana tabacum L. water-soluble
Liquid, the mass concentration of potassium hydroxide aqueous solution is 6%, stirs 2 hours, after standing 30 hours, filters and squeeze out and be in Nicotiana tabacum L. residual
Liquid storage, then filtrate is heated to 70~95 DEG C of concentrations, malic acid stirring is added when filtrate 48% volume of residue, work as pH value
Stop heating putting to room temperature when reaching 6, plant tobacco extracting solution is obtained.
Embodiment 7
Woods fruit notes dry insecticide, including the component of following mass parts:3.5 kg of the former medicine of AVM, imidacloprid active compound 7
Kg, 8 kg of surfactant, 9 kg of stabilizer, 1.5 kg of leaf photosynthesis accelerator, 5 kg of plant tobacco extracting solution, 66 kg of water.
Surfactant is 6 kg of Polyethylene Glycol, 2 kg of alkylphenol polyoxyethylene;Stabilizer is 5 kg of tannic acid, 4 kg of malic acid;
Leaf photosynthesis accelerator is carbamide.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 5 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid after standing, with plant tobacco
Extracting solution mix homogeneously, that is, be obtained woods fruit and note dry insecticide.
The preparation method of plant tobacco extracting solution is:By Nicotiana tabacum L. grinds, the potassium hydroxide water of 4.5 times of quality of Nicotiana tabacum L. is added
Solution, the mass concentration of potassium hydroxide aqueous solution is 7%, stirs 1.5 hours, after standing 24 hours, filters and squeeze out in Nicotiana tabacum L.
Residual liquid, then filtrate is heated to 70~95 DEG C of concentrations, adds malic acid and citric acid when filtrate 45% volume of residue
Stirring, stops heating and puts to room temperature, plant tobacco extracting solution is obtained when pH value reaches 6.
Embodiment 8
Woods fruit notes dry insecticide, including the component of following mass parts:1 kg of the former medicine of AVM, 12 kg of imidacloprid active compound,
10 kg of surfactant, 13 kg of stabilizer, 3 kg of leaf photosynthesis accelerator, 3 kg of plant tobacco extracting solution, 58 kg of water.Table
Face activating agent is 5 kg of alkylphenol polyoxyethylene, 5 kg of fatty alcohol-polyoxyethylene ether;Stabilizer is tannic acid;Leaf photosynthesis promote
Enter agent for magnesium sulfate.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 6 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid after standing, with plant tobacco
Extracting solution mix homogeneously, that is, be obtained woods fruit and note dry insecticide.
The preparation method of plant tobacco extracting solution is:By Nicotiana tabacum L. grinds, the potassium hydroxide water of 3.5 times of quality of Nicotiana tabacum L. is added
Solution, the mass concentration of potassium hydroxide aqueous solution is 8%, stirs 1 hour, after standing 36 hours, filters and squeeze out in Nicotiana tabacum L.
Residual liquid, then filtrate is heated to 70~95 DEG C of concentrations, add tannic acid and malic acid to stir when filtrate 57% volume of residue
Mix, stop heating when pH value reaches 6 and put to room temperature, plant tobacco extracting solution is obtained.
Embodiment 9
Woods fruit notes dry insecticide, including the component of following mass parts:2 kg of the former medicine of AVM, 14 kg of imidacloprid active compound,
12 kg of surfactant, 11.5 kg of stabilizer, 2 kg of leaf photosynthesis accelerator, 2 kg of plant tobacco extracting solution, water 56.5
kg.Surfactant is Polyethylene Glycol;Stabilizer is tannic acid;Leaf photosynthesis accelerator is 1 kg of magnesium sulfate, 1 kg of carbamide.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 7 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid after standing, with plant tobacco
Extracting solution mix homogeneously, that is, be obtained woods fruit and note dry insecticide.
The preparation method of plant tobacco extracting solution is:By Nicotiana tabacum L. grinds, the potassium hydroxide water of 2.5 times of quality of Nicotiana tabacum L. is added
Solution, the mass concentration of potassium hydroxide aqueous solution is 9%, stirs 2 hours, after standing 24 hours, filters and squeeze out in Nicotiana tabacum L.
Residual liquid, then filtrate is heated to 70~95 DEG C of concentrations, add tannic acid and citric acid to stir when filtrate 50% volume of residue
Mix, stop heating when pH value reaches 7 and put to room temperature, plant tobacco extracting solution is obtained.
Embodiment 10
Woods fruit notes dry insecticide, including the component of following mass parts:3 kg of the former medicine of AVM, 16 kg of imidacloprid active compound,
14 kg of surfactant, 14.5 kg of stabilizer, 3.5 kg of leaf photosynthesis accelerator, 1.5 kg of plant tobacco extracting solution, water
47.5 kg.Surfactant is 5 kg of Polyethylene Glycol, 5 kg of castor oil polyoxyethylene ether, 4 kg of alkylphenol polyoxyethylene;Surely
Agent is determined for tannic acid;Leaf photosynthesis accelerator is carbamide.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 6 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid after standing, with plant tobacco
Extracting solution mix homogeneously, that is, be obtained woods fruit and note dry insecticide.
The preparation method of plant tobacco extracting solution is:By Nicotiana tabacum L. grinds, the potassium hydroxide water of 1.5 times of quality of Nicotiana tabacum L. is added
Solution, the mass concentration of potassium hydroxide aqueous solution is 3%, stirs 1 hour, after standing 24 hours, filters and squeeze out in Nicotiana tabacum L.
Residual liquid, then filtrate is heated to 70~95 DEG C of concentrations, malic acid stirring is added when filtrate 52% volume of residue, work as pH
Stop heating putting to room temperature when value reaches 6, plant tobacco extracting solution is obtained.
Embodiment 11
Woods fruit notes dry insecticide, including the component of following mass parts:0.1 kg of the former medicine of AVM, imidacloprid active compound 3
Kg, 6 kg of surfactant, 5 kg of stabilizer, 1 kg of leaf photosynthesis accelerator, 0.5 kg of plant tobacco extracting solution, 85 kg of water.
Surfactant is Polyethylene Glycol;Stabilizer is malic acid;Leaf photosynthesis accelerator is carbamide.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 7 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid after standing, with plant tobacco
Extracting solution mix homogeneously, that is, be obtained woods fruit and note dry insecticide.
The preparation method of plant tobacco extracting solution is:By Nicotiana tabacum L. grinds, add the potassium hydroxide of 3 times of quality of Nicotiana tabacum L. water-soluble
Liquid, the mass concentration of potassium hydroxide aqueous solution is 6%, stirs 2 hours, after standing 18 hours, filters and squeeze out and be in Nicotiana tabacum L. residual
Liquid storage, then filtrate is heated to 70~95 DEG C of concentrations, malic acid stirring is added when filtrate 50% volume of residue, work as pH value
Stop heating putting to room temperature when reaching 7, plant tobacco extracting solution is obtained.
Embodiment 12
Woods fruit notes dry insecticide, including the component of following mass parts:0.1 kg of the former medicine of AVM, imidacloprid active compound 10
Kg, 6 kg of surfactant, 5 kg of stabilizer, 1 kg of leaf photosynthesis accelerator, 85 kg of water.Surfactant is Polyethylene Glycol;
Stabilizer is tannic acid;Leaf photosynthesis accelerator is magnesium sulfate.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 7 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid, that is, woods fruit is obtained after standing
Note dry insecticide.
Embodiment 13
Woods fruit notes dry insecticide, including the component of following mass parts:0.5 kg of the former medicine of AVM, imidacloprid active compound 20
Kg, 19 kg of surfactant, 9 kg of stabilizer, 2 kg of leaf photosynthesis accelerator, 76 kg of water.Surfactant is that dimethyl is sub-
Sulfone;Stabilizer is citric acid;Leaf photosynthesis accelerator is carbamide.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 6 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid, that is, woods fruit is obtained after standing
Note dry insecticide.
Embodiment 14
Woods fruit notes dry insecticide, including the component of following mass parts:4 kg of the former medicine of AVM, 6 kg of imidacloprid active compound,
10 kg of surfactant, 17 kg of stabilizer, 5 kg of leaf photosynthesis accelerator, 58 kg of water.Surfactant is Oleum Ricini polyoxy
Vinyl Ether;Stabilizer is malic acid;Leaf photosynthesis accelerator is magnesium sulfate.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 6 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid, that is, woods fruit is obtained after standing
Note dry insecticide.
Embodiment 15
Woods fruit notes dry insecticide, including the component of following mass parts:5 kg of the former medicine of AVM, 3 kg of imidacloprid active compound,
15 kg of surfactant, 20 kg of stabilizer, 6 kg of leaf photosynthesis accelerator, 38 kg of water.Surfactant is alkyl phenol polyoxy
Vinyl Ether;Stabilizer is tannic acid;Leaf photosynthesis accelerator is 3 kg of magnesium sulfate, 3 kg of carbamide.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 5 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid, that is, woods fruit is obtained after standing
Note dry insecticide.
Embodiment 16
Woods fruit notes dry insecticide, including the component of following mass parts:2.5 kg of the former medicine of AVM, imidacloprid active compound 15
Kg, 20 kg of surfactant, 13 kg of stabilizer, 3 kg of leaf photosynthesis accelerator, 22 kg of water.Surfactant is fatty alcohol
Polyoxyethylene ether;Stabilizer is 6 kg of tannic acid, 7 kg of malic acid;Leaf photosynthesis accelerator is carbamide.
Preparation method:Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, add water, then with blade light
Accelerator mix homogeneously being closed, pH to 7 being adjusted with stabilizer, stirring obtains light yellow homogeneous phase transparent liquid, that is, woods fruit is obtained after standing
Note dry insecticide.
Test example
First, test within 2014
1. experimental field overview
Experimental field in the jujube garden of Hebei province Xian County Huaihe River town, seeds are Golden jujube, the tree vigo(u)r golden mean of the Confucian school, the lower management of tree preferably, nothing
Weeds and root turion Seedling.The age of tree 32~35 years, seeding row spacing 6.0m × 3.5m, trunk rugosity difference are little, average 24.5 cm of base footpath,
Do high 1.15m, height of tree 4.12m, crown diameter 3.5m.
2. EXPERIMENTAL DESIGN
Test sets 4 process, A altogether:Flow automatically this agent, the B of instiling;Spray 1.8% abamectin emulsifiable concentrate 2000 times of liquid, C;Spray
20% 2000 times of imidacloprid emulsion liquid, D:CK;Clear water is compareed.Per 2 plants, tree processes unit for one, with red paint labelling on trunk
Numbering, random alignment are repeated 3 times.As every row jujube tree marshalling, branch and leaf interlock, isolated with 2 plants of jujube trees between therefore repeating,
Reduced due to insect density is uneven and interference between adjacent process is caused to test impact as far as possible.
Test method:A process:In trunk south at 40~50 cm of ground, it is in downwards 45 with electric hand drilloAngular bit
Injection orifice 1 is beaten in hole, bit diameter 6mm, 5~6 cm of hole depth, every plant of test tree, is inserted from flowing injection bottle and instils this agent(Typically
The dosage of more than 5cm jujube tree scapus is:5~10cm scapus 3mL, 10~15cm scapus 5ml, 15~20cm scapus 8ml, 20~
25cm scapus 10ml, 25~30cm scapus 13ml, 30~35cm scapus 15ml);B, C, D process is respectively with aerosol apparatus to full tree
Sprayed.
For ease of seeing the insect dropped on tree clearly, convenient statistics death borer population, before processing, first by under all test trees
Soil with hoe hoe pine, then A is processed test tree carry out punching, injection, finally lay thick plastic foil, B after the completion of laying, C,
D process carries out spray testing.Collect and record the quantity of dead insect of dropping from tree on schedule, calculate prevention effect.For preventing
White pollution, can pack up plastic foil after the completion of to the investigation of Fructus Jujubae looper.
Process time:The morning on April 23rd, 2014(This agent is annual only to instil 1 time).
For trying apparatus:Electric hand drill, instillator, aerosol apparatus.
3. the prevention effect of jujube pest
The prevention effect of 3.1 pairs of Fructus Jujubae loopers
3.1.1 biological characteristicses of Fructus Jujubae looper
The Eimeria Lepidoptera, Geometridae.Be commonly called as jujube inchworm, worm of bending over etc..Ge Zao areas are distributed, and are caused harm leaf with larva
Piece, plumelet, later stage turn food alabastrum, gnaw young fruit, can eat up blade, alabastrum, cause the underproduction or total crop failure when serious.
In 1 year 1 generation, survived the winter in the deep soil of 10-15 under tree crown with pupa, concentrated in the range of trunk 1m the most, March
The middle ten days and the last ten days sprouts wings, and terminates to emergence at the beginning of 5 months by the end of April.Sprout wings more than male moth in the afternoon and be unearthed, subsequently fly to shady spot and hide, female moth
Sprout wings how in shady places such as tree root weeds after being unearthed, post sunset is creeped upwards along trunk, find male moth mating.Mating was produced in 3 days
Ovum, ovum are originated at bark crack, crotch and dry short wooden stake.Ovum aggregation is in heaps, per 1 female moth egg 1000-1200 grains, ovum phase 10-25
My god, Life of Adult 7-15 days or so, female moth are slightly longer than the male moth life-span.Mid or late April larva starts to hatch, and the hatching Sheng phase is in May
In the first tenday period of a month, causing harm at the Fructus Jujubae stock being clustered in tree crown newly hatched larvae more, disperse after a while complete set, creep rapid, frightened after spin under
Hang down, therefore claim " ghost of person who hanged himself ".3 age appetite increase, and 4,5 instar larvaes also go here and there food alabastrum, eat up full tree bud, leaf, flower bud, belong to when serious
Binge insect.Mid or late May starts to bury successively pupates, and early June is the Sheng phase, and mid or late June all buries, typically bury
Pupate within 6 days afterwards.
3.1.2 test results and analysis
The prevention effect investigation of Fructus Jujubae looper is used in 1,2,5,7,10 days and is collected respectively and is recorded death of dropping from tree
The quantity of insect, drops to the Fructus Jujubae looper body serious distortion deformation on ground, dead quickly, therefore the borer population that falls is recognized in this test
It is set to dead borer population.After dispenser 10 days, test tree is sprayed with 4.5% r, 1500 times of medicinal liquids(Efficiently
Chloro-cyanide pyrethrin insecticide composes wide, spraying using falling after front spray, knocks down speed fast), the looper of remaining on jujube tree is removed, is allowed to fall ground
Face, the insect population on statistical disposition jujube tree.The borer population that fallen using after dispenser falls borer population sum as insect population base after adding spray pesticide
Number, computing formula are as follows:
Calculate Revision insect recluced rate:
Revision insect recluced rate={ (insect population number after before processing insect population number-process)/before processing insect population number } × 100%;
Correction Revision insect recluced rate={ (processing Revision insect recluced rate-control Revision insect recluced rate)/(1- control insect populations go down
Rate) } × 100%.
After test data can be seen that medication 10d in the table 1, trunk instils 1.8% avilamycin of this agent and foliage-spray
2000 times of liquid, 20% imidacloprid emulsion, 2000 times of liquid are respectively provided with preferable prevention effect to Fructus Jujubae looper, its Revision insect recluced rate point
Wei 98.2%, 79.0% and 98.8%.In addition as can be seen from Table 1, instillation parasite killing peak period 2~5d after treatment, explanation
Medicament is absorbed, is conducted by trunk, being transported to branch and leaf, then by pests, needing the regular hour through rising pulling.See simultaneously
Go out, two kinds of medicament foliage-spray 48h Fructus Jujubaes loopers of avilamycin and imidacloprid are compared with instillation and show two kinds with regard to mortality
The quick-acting of reagent spray preventing and treating, this is the advantage of nebulization pest control, and orchard worker is happy to the phenomenon seen, but this is to week
It is also huge to enclose group's detrimental effect, that is, kills the natural enemy of a large amount of insects while killing off the insect pests, affect around
Environment and the balance of ecosystem, cause secondary harmful organism to become the wildness again of mainly cause harm population and harmful organism.
The control efficacy observation of 3.2 pairs of Fructus Jujubae ceroplastes floridensis
From the point of view of annual jujube growth, once spray is only effective to several insect pests for occurring in the recent period, it is impossible to affect whole
Individual Growing season, the then difference but trunk instils.
3.2.1 biological characteristicses of Fructus Jujubae ceroplastes floridensis
Fructus Jujubae ceroplastes floridensis belongs to Homoptera wax coccidae, also known as Ceroplastes japonicus Green, popular name tree louse, Fructus Jujubae louse etc., national each Fructus Jujubae area
It is distributed.In addition to Fructus Jujubae of causing harm, plant is planted by the section more than 30 such as Fructus Kaki, Fructus Mali pumilae, pears, Punica granatum L. more than 50 of also causing harm.Inhaled with nymph, female adult worm thorn
Branch, leaf, the juice of fruit.Its secretions causes mycete generation, and branch and leaf dye is black, shape such as coal dirt, causes photosynthesis to be obstructed, tree vigo(u)r declines
Weak, shedding increases, and severe one causes dead arm extremely to set.In 1 year 1 generation, female adult worm set on one, biennial branch to be fertilized, survive the winter.Next year 3
During moon resin flowing, female adult is recovered to take food --- and thorn inhales resin, increase polypide.By the end of May to starting to lay eggs at the beginning of 6 months, female adult is laid eggs
Amount is big, and majority is more than thousand.In June early and middle ten dayses, mid or late June starts to hatch spawning period, and early July is to hatch the Sheng phase, and 7
The end of month hatching is finished.More newly hatched larvae can be fixed on face of blade, Fructus Jujubae head, Secondary Branch, Fructus Jujubae and is hung on thorn with movable 4-6 days afterwards
Suction is caused harm, 6-7 months, and when rainwater is on the high side, air humidity is big, the incubation rate of ovum and nymph survival rate are all high;Conversely, temperature is dry
Dry, incubation rate and survival rate are just low.Male worm early August starts to pupate, by the end of August to for pupating the Sheng phase, starting mid-August at the beginning of September
Sprout wings, mid-September is the emergence Sheng phase, and after male worm sprouts wings, daytime seeks female adult mating, hangs on the female adult for causing harm to August in leaf and Fructus Jujubae
The middle ten days and the last ten days is gradually climbed back on branch, and September early and middle ten dayses are back that branch contains the phase, and early October, most of female adults returned branch, maintained static afterwards
Enter Wintering Period.
3.2.2 control efficacy observation of the instillation to Ceroplastes japonicus Green
Ceroplastes floridensis wears wax layer, extremely difficult preventing and treating, and generating capacity of the worm on jujube tree is increasing in recent years, at the beginning of September often
There is large area jujube tree branch and leaf blackening, the phenomenon that blade comes off in advance occurs.Traditional spray preventing and treating GPRS good parasite killing opportunity, if from
It is most preferably to prevent and treat opportunity that worm is hatched before being formed to waxiness shell, and otherwise, nymph once forms shell, and chemical control is just difficult to play
Effect.
Investigation method
The branch that length is 1m is chosen before medicine to the orientation of every plant of jujube tree four corners of the world 4, is investigated insect population, and is done
Good labelling.After preventing and treating the 3rd, 7,13,20 days to process branch lens examination insect death condition, find shrivelled of polypide
Dead worm is regarded as firmly, and polypide color and luster is normal, turgor is worm living, and survey result is shown in Table 2.
Computing formula is as follows:
Revision insect recluced rate={ (insect population number after before processing insect population number-process)/before processing insect population number } × 100%;
2 test data of table can be seen that trunk and instil and can kill after this agent and foliage-spray imidacloprid, avilamycin 3d
A small amount of ceroplastes floridensis.Compared by data:After 20 days, this agent Revision insect recluced rate has reached 99.1%, and sprays imidacloprid, Ah
Dimension rhzomorph processes Revision insect recluced rate and is respectively 11.7% and 3.8%, and between each process, prevention effect difference is extremely notable.It follows that tree
Dry instillation preventive effect preferably, sprays imidacloprid, the process of avilamycin two prevention effect poor.Due to the preventing and treating of ceroplastes floridensis spray most preferably
Phase is mid or late June, and the phase polypide just hatches, and waxiness is not yet formed, more sensitive to medicine, and jujube tree is now in can not
Insecticide spraying is beared fruit the phase, so this worm causes disaster.The process time of this test in late April, now Fructus Jujubae ceroplastes floridensis wear wax layer,
Polypide extremely difficult medicine, so prevention effect is not good;And instillation medicament is directly entered in tree body by conducting absorption, steam through blade
Pulling is risen, medicament is sent to each position of tree body, the worm recovers to suck to be killed, 2 data of table fully indicate instillation preventing and treating
Has the superiority that cured shell protects insect.
3.3 pairs of red spider prevention effect investigation
Purplish red Aranea is compound population, belongs to Acarina, and Folium Jujubae of mainly causing harm made Folium Jujubae the pale yellow point in local occur before this, with
Aggravation of causing harm, is spread to offshoot along blade master pulse, HUANGBAI(sic) or the withered shape speckle of yellowish-brown occur, and color is gradually deepened, such as
With shape is burnt, finally result in and come off.Early leaf fall is often resulted in when causing harm serious, Fructus Jujubae fruit quality and yield is had a strong impact on, and sternly
Ghost image rings tree vigo(u)r.
3.3.1 biological characteristicses of purplish red Aranea
There are for 12~15 generations in l, survived the winter in bark crack, grass roots and soil crack with female adult worm.Next year mid or late March
Come into play when germinateing to jujube tree mid-April, newly hatched larvae first taken food on weeds, breed for two generations after start to jujube tree migration.5
The last ten-days period moon form harm, and 6~August is that harm Sheng phase, mid or late October weather turn cold, and female demodicid mite starts migration and survives the winter.
3.3.2 survey result and analysis
Jujube tree East, West, South, North, in 5 directions respectively choose the red paint labelling of 10 blades, May 20 instituted an inquiry leaf
Piece has worm head number.Due to summer weather arid in 2014, red spider occur serious, spray when investigating June 20 avilamycin,
Imidacloprid and control tree index blade have partial exfoliation, cause investigation to terminate.Then it is changed to process at random to each July 24
200 blades are won, number has taken the worm number of blade, calculates worm leaf rate(Table 3).
Found out by 3 test data of table:This agent spring injection once can have good prevention effect to jujube tree red spider
(Worm leaf rate 4.5%), and spring sprays avilamycin and imidacloprid then to red spider without prevention effect(Worm leaf rate equal 100%).Logical
Cross visual observations, this agent of instiling taken blade mostly leaf color is dark green, have worm blade local to have a pale yellow point on a small quantity, worm amount most one
Individual blade has worm 28(Observed with 15 times of hand magnifiers);The blade main lobe normal pulse vein that spray is processed then dried up in a large number,
Leaf margin sends out Jiao, and red, white Aranea is covered with full leaf, and such as burning shape will come off.This is as process time is in late April, by jujube tree
The biological characteristicses of red spider understand that now red spider has just started to shift on tree, although avilamycin is excellent acaricide,
But the not worm on blade, therefore to red spider without prevention effect.This agent is formed by avilamycin and imidacloprid compounding, two medicaments
Compounding can potentiation each other, learn from other's strong points to offset one's weaknesses, according to Technology Center Of Hebei Import and Export Inspection and Quarantine Bureau Cangzhou branch center detect,
Injection 70d(July 22)In Chinese Jujube, avilamycin and Determination of Imidacloprid Residue are respectively 0.78 mg/kg and 0.80 mg/kg, should
The avilamycin of pharmaceutical quantities be enough to kill the red spider for taking food jujube tree juice.It is possible thereby to prove that instillation is that one kind can be used to prevent
Control the elegant formulations of jujube tree red spider.
2nd, test within 2015
The morning on May 13rd, 2015 has carried out repetition pharmacy test according to above-mentioned processing method, it is therefore an objective to verify said preparation
Stability.
1. pair jujube tree red spider prevention effect is investigated
Investigation method
In order to prevent the event of leaf abscission in 2014 from occurring again, we do not set index blade to process, directly 7
Months 22 days each process tree East, West, South, North, in each orientation win 20 blades at random, totally 600 blades, number have taken worm blade
Number, calculates worm leaf rate(Table 4).
Found out by 4 data of table:Three kinds process this agent preventing and treating red spider effect best.By visual observations, this agent of instiling
Taken blade leaf color is dark green, and spray processes taken blade master pulse and the withered speckle of yellowish-brown, red white spiders occur in offshoot both sides
Full full leaf.
During test, as annual field weather conditions are different, cause various insect pest generating capacities different, the extent of injury
Difference, drought in summer time in 2014 are longer, and field red spider generating capacity is higher than 2015 then.By comparison sheet 3 and table 4
Data, it is found that the prevention effect of same medicament different year has differences, but Long-term change trend be identical, the prevention effect between the time
Difference is not obvious, illustrates that weather conditions are affected on tree trunk injection Pesticidal technology less, and the agent anthelminthic effect is stable.
2., in order to verify the large-area application effect of said preparation, on April 29th, 2015, in Hebei Xian County Huai Zhenluozhuan villages north
Hollow 20.3 hectares of jujube gardens have carried out popularization and application to the agent(Annual this agent of instillation is once), with Routine Management(Annual spray 12 times,
Medicament used is according to the insect pest in each season a situation arises corresponding medication)For control.September randomly selects 10 plants of use this agent on the 25th
Test tree and control tree, by East, West, South, North, in 5 directions respectively choose 10 blades and 10 fruits, altogether 500 blades and
500 fruits, investigation statisticses green plant bug silk worm, red spider, the Harm of small heart-eating peach worm.
Result of the test shows(Table 5), instillation medication and Routine Management(Annual spray 12 times)Compare
Anthelminthic effect, but instillation is annual only with 1 time, and times for spraying is substantially reduced.This is because after tree trunk injection, medicament is through wooden
Absorption, conduction be sent to during tree body aerial partss respectively organize, pesticide residues assume leaf portion>Phloem>Xylem>Fruit point
Cloth dynamic.Detect that 85d still can after injection according to Technology Center Of Hebei Import and Export Inspection and Quarantine Bureau Cangzhou branch center
In Chinese Jujube(0.74 mg/kg of avilamycin, imidacloprid 0.78mg/kg)In detect the pharmaceutical quantities that be enough to kill off the insect pests, say
Bright medicament has longer residual period in Chinese Jujube, and therefore this agent a drug is annual effectively.September heals to medicine-pouring hole on the 25th
Close and growing state is observed discovery, gravity flow instillation jujube tree growing way is normal, and leaf color jade green, tree crown top blade are complete without broken
Hole., there is not wound putrefactive phenomenon in all healed at punching, and it is more that Routine Management then breaks leaf.This be as jujube tree tree body is tall and big,
Aerosol apparatus cannot be not good to even spraying at the top of tree crown, anthelminthic effect.Thereby confirm that woods fruit parasite killing injection stably effectively, can be with
Large scale application.
3. fruit safety detection
Tree trunk injection pest control can save manpower, free from environmental pollution, do not hinder natural enemy, be a kind of non-harmful forest be harmful to
Biological prevention, test proof, typically just can obtain good prevention effect in 1 whole year of fruit tree germination period injection.Should
It is pointed out that:It is exactly the extent of injury for mitigating disease pest that we study the purpose of prevention and control of plant diseases, pest control new technique, it is ensured that fruit tree high yield is steady
Produce, the maximum amount of produce the high-quality fruit for meeting human needs, so when fruit is used as food, the residual of pesticide becomes must
The problem that must consider not walking around.Therefore we are proceeding by fruit Detecting Pesticide on 16th from August.
Detection unit:Technology Center Of Hebei Import and Export Inspection and Quarantine Bureau Cangzhou branch center
Test basis:GB/T 20769-2008 《The survey of 450 kinds of pesticide and related chemicals residual quantity in fruits and vegetables
Fixed》With SN/T 0148-2011《Import and export organophosphorus pesticide residual quantity detection method gas chromatogram and gas phase in fruit and vegetable
Chromatography mass spectrometry》.
Pesticide MRL standard foundation:People's Republic of China's national food safety standard(GB2763-
2014).
In fruit, avilamycin MRL standard is respectively:
Citrus fruit(Except Citrus) 0.01 mg/kg
0.02 mg/kg of Citrus
0.02 mg/kg of Fructus Mali pumilae
0.02 mg/kg of pears
0.02 mg/kg of Fructus Fragariae Ananssae
0.01 mg/kg of melon and fruit class fruit
In fruit, imidacloprid MRL standard is respectively:
1 mg/kg of Citrus
0.5 mg/kg of Fructus Mali pumilae
0.5 mg/kg of pears
Assay is shown in Table 6
Find out from 6 data of table:Fructus Jujubae is before the ripe phase in vain is entered(August 16 days)Avilamycin and imidacloprid in fruit is residual
Allowance is respectively 0.141 mg/kg and 0.101 mg/kg, substantially less than state food safety(MRL:Avilamycin
0.01mg/kg, imidacloprid 0.5mg/kg)Standard, September 15 days to September 25 days(Initially enter collection period)Avilamycin and pyrrole worm
The residual of quinoline is not detected.By with state food safety criterion(GB2763-2014)After confirm:Adopting said method is prevented and treated
The fruit tree of insect, Pesticide Residues in Fruit amount are little, edible safety.
Ben Lin fruits are noted dry insecticide and have also reached good pest control effect in the test of apple tree, pear tree and forest
Really.
3rd, conclusion
Show fruit tree, forest insect pest are had after tree trunk injection good by mini-test and large-scale application test
Prevention effect.The successful research and development of woods fruit parasite killing injection, it is to avoid wound of the pesticide spray to environment, people and animals and other beneficial organisms
Evil, it are to realize environmental friendliness, promote the accuracy pesticide applying technology of industry of planting forest or fruit tress sustainable development.
Claims (3)
1. elite stand fruit notes dry insecticide, it is characterised in that including the component of following mass parts:
0.1~5 part of the former medicine of AVM,
3~20 parts of imidacloprid active compound,
6~20 parts of surfactant,
5~20 parts of stabilizer,
1~6 part of leaf photosynthesis accelerator,
22~85 parts of water,
0.5~7 part of plant tobacco extracting solution;
The alkaline extraction method of plant tobacco extracting solution is:By Nicotiana tabacum L. grinds, the potassium hydroxide water of 0.5-5 times of quality of Nicotiana tabacum L. is added
Solution, the mass concentration of potassium hydroxide aqueous solution is 2-10%, stirs, after standing, filters and squeeze out the residual liquid in Nicotiana tabacum L.,
Again by filtrate heating concentration, the one kind in tannic acid, citric acid or malic acid is added when filtrate residue 40%-60% volumes
Or several stirrings, stop heating when pH value reaches 6~7 and put to room temperature, obtain plant tobacco extracting solution;
The surfactant is Polyethylene Glycol, dimethyl sulfoxide, castor oil polyoxyethylene ether, alkylphenol polyoxyethylene or fat
One or more in fat polyoxyethylenated alcohol;
Stabilizer is one or more in tannic acid, citric acid or malic acid;
The leaf photosynthesis accelerator is magnesium sulfate, one or more in carbamide;
Woods fruit notes dry method for producing insecticide, comprises the following steps:
Imidacloprid active compound, the former medicine of AVM are dissolved in surfactant, water are added, then is mixed with leaf photosynthesis accelerator
Even, pH to 5~7 is adjusted with stabilizer, stirring is obtained light yellow homogeneous phase transparent liquid after standing, is mixed with plant tobacco extracting solution
Uniformly, that is, woods fruit is obtained and notes dry insecticide;
Woods fruit notes the application of dry insecticide:Application in preventing and treating jujube pest, is injected in trunk.
2. woods fruit according to claim 1 notes dry insecticide, it is characterised in that including the component of following mass parts:
0.5~4 part of the former medicine of AVM,
3~15 parts of imidacloprid active compound,
10~19 parts of surfactant,
9~17 parts of stabilizer,
1~3 part of leaf photosynthesis accelerator,
38~76 parts of water.
3. woods fruit according to claim 1 notes dry insecticide, it is characterised in that
0.5~4 part of plant tobacco extracting solution.
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CN101336636A (en) * | 2007-07-05 | 2009-01-07 | 青岛海利尔药业有限公司 | Insecticidal composition containing imidacloprid and emamectin-benzoate |
CN101703066A (en) * | 2009-09-27 | 2010-05-12 | 广西田园生化股份有限公司 | Ultralow-volume compound medicament for preventing and controlling cotton aphids |
CN103918700A (en) * | 2014-03-28 | 2014-07-16 | 海南力智生物工程有限责任公司 | Insecticidal granules and preparation method and application thereof |
CN104082356A (en) * | 2014-06-27 | 2014-10-08 | 匡铁铃 | Botanical pesticide |
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