CN104996466A - Pesticide composition, slow release pesticide fertilizer and preparing method of slow release pesticide fertilizer - Google Patents
Pesticide composition, slow release pesticide fertilizer and preparing method of slow release pesticide fertilizer Download PDFInfo
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Abstract
The invention provides a pesticide composition, slow release pesticide fertilizer and a preparing method of the slow release pesticide fertilizer. The slow release pesticide fertilizer comprises fertilizer, slow release materials, an assistant, filler and the pesticide composition. The medicine composition comprises thiamethoxam, amidogen oligosaccharide and humic acid. Compared with the prior art, after thiamethoxam, amidogen oligosaccharide and humic acid are compounded for the slow release pesticide fertilizer, the toxicology of thiamethoxam, amidogen oligosaccharide and humic acid is larger than 120, and the obvious synergism is achieved; according to the slow release pesticide fertilizer, the pesticide composition and the fertilizer are compounded, the effects that activity is high, the pesticide effect is good, the fertilizer efficiency is obvious and the effects of pesticide and fertilizer are obtained are achieved, and the functions of insecticide, bacteriostat and fertilizer increasing can be brought into full play; the slow release technology is adopted, scientific releasing of pesticide and fertilizer is effectively guaranteed, and the double effects of pesticide and fertilizer are ensured; the lasting period of products is prolonged, and the pesticide efficiency and the utilization rate of pesticide are improved; waste of pesticide and fertilizer is reduced, and the resistance development of wheat aphids on pesticide can be relieved.
Description
Technical field
The invention belongs to technical field of pesticide, particularly relate to a kind of composition pesticide, slow releasing medicinal fertilizer and preparation method thereof.
Background technology
Wheat aphid is a kind of insect that the long-term occurring area of wheat is maximum, harm is the heaviest, and it is one of important pests of China's wheat, and its kind mainly comprises English grain aphid, greenbug and rhopalosiphum padi three kinds.Wheat aphid individuality is little, and breeding is fast, all can occur whole breeding time at wheat, also be one of primary pest of Wheat During Later Period of Growth, thorn carried out to wheat and inhales harm, affect Wheat Photosynthesis effect and nutrient absorption, conduction, harm blade, stem stalk and tender fringe, especially after wheat heading, temperature raises, aphid reproduction speed is accelerated, concentrate on the harm of fringe portion, form blighted grain, if control not in time, cause thousand kernel weight degradation, the general underproduction 10% ~ 30%.Nymph, adult Chang great Liang are clustered in blade, stem stalk, fringe portion absorption juice, and by harm just in yellow stigma, be streak afterwards, withered, whole strain becomes till death withered, loses very large.Aphid not only causes direct harm, also propagates wheat virus disease, as yellow stunt of wheat etc.Weather warmed gradually in recent years, and wheat aphid is in ascendant trend year by year, very urgent to the control of aphid.
At present, the control of aphid is also existed partially early or excessively late situation.See worm and dispenser, spray medicine number of times is corresponding to be increased, and causes and prevents high cost, cause aphid pesticide resistance to strengthen simultaneously, increase difficulty of prevention and cure further; Prevented and treated evening, aphid then causes certain harm to wheat, and aphid density is excessive, as can not evenly dispenser, effectively can not control the harm of aphid.
And most of peasant household anti-specific aim when selecting medicament, thinks that the agricultural insecticide effect that toxicity is high is relatively better by mistake.High poison and poisoning class agricultural chemicals are generally broad spectrum insecticide, while effectively preventing and treating target pest, also can injure natural enemy and some beneficial organism kinds as honeybee etc., and then destroy the balance of the ecosystem in whole farmland, people and animals, water body, ecotope are polluted.Meanwhile, the lasting period section of high-toxic pesticide, residual height, close on dispenser harvest time and grain residue of pesticide can be caused to exceed standard, be unfavorable for the healthy living of the people.
Summary of the invention
In view of this, the technical problem to be solved in the present invention is to provide a kind of composition pesticide, slow releasing medicinal fertile and preparation method thereof.
The invention provides a kind of composition pesticide, comprise Diacloden, amino-oligosaccharide and humus.
Preferably, the mass ratio of described Diacloden, amino-oligosaccharide and humus is (0.01 ~ 2): (0.1 ~ 1): (0.1 ~ 5).
Present invention also offers a kind of slow releasing medicinal fertile, comprise fertilizer, slow-release material, auxiliary agent, filler and composition pesticide.
Preferably, with weight, comprising: composition pesticide 0.21% ~ 8%, fertilizer 7.05% ~ 80%, slow-release material 0.1% ~ 2%, auxiliary agent 0.1% ~ 5%, the filler of surplus.
Preferably, described fertilizer comprises nitrogen element 5 ~ 30 weight portion, P elements 1 ~ 20 weight portion, potassium element 1 ~ 20 weight portion, Zn-ef ficiency 0.01 ~ 2 weight portion, molybdenum element 0.01 ~ 2 weight portion, boron element 0.01 ~ 2 weight portion, calcium constituent 0.01 ~ 2 weight portion and magnesium elements 0.01 ~ 2 weight portion.
Preferably, described slow-release material is polyvinyl alcohol and/or gum Arabic; Described auxiliary agent is one or more in silicone oil, neopelex, stearic acid, potter's clay, Attagel, calcium lignosulfonate, lauryl sodium sulfate, sodium butylnaphthalenesulfonate, naphthalenesulfonate formaldehyde condensation compound, fatty alcohol-polyoxyethylene ether, dioctyl sodium sulfosuccinate and ethanol; Described filler is one or more in kaolin, diatomite, white carbon, attapulgite, bentonite, zeolite powder, resin, clay powder, wooden chaff, gelatinized starch, paraffin, methylcellulose, carboxymethyl cellulose and carboxyethyl cellulose.
Preferably, the formulation of described slow releasing medicinal fertilizer is granule.
Present invention also offers a kind of preparation method of slow releasing medicinal fertilizer, comprising:
A) by composition pesticide, fertilizer, auxiliary agent, slow-release material and filler mixing granulation, slow releasing medicinal fertilizer is obtained.
Preferably, described steps A) be specially:
A1) by composition pesticide, fertilizer and auxiliary agent mixing granulation, intermediate is obtained;
A2) by described intermediate, slow-release material, filler and remaining composition pesticide mixing granulation, slow releasing medicinal fertilizer is obtained.
Present invention also offers the fertile application in control wheat aphid of slow releasing medicinal.
The invention provides a kind of composition pesticide, slow releasing medicinal fertilizer and preparation method thereof, this slow releasing medicinal fertilizer comprises fertilizer, slow-release material, auxiliary agent, filler and composition pesticide; Described composition pesticide comprises Diacloden, amino-oligosaccharide and humus.Compared with prior art, slow releasing medicinal of the present invention is fertile in after composite to Diacloden, amino-oligosaccharide and humus, and its toxicity is all greater than 120, has obvious synergistic effect; This slow releasing medicinal fertile by composition pesticide and fertilizer composite, have active high, good drug efficacy, fertilizer efficiency significantly, possess medicine, fertile double effects, the effect of desinsection, antibacterial, getting fat can be given full play to, adopt slow release method, effectively ensure that the science of agricultural chemicals and fertilizer discharges, guarantee agricultural chemicals and fertilising double effects, extend the lasting period of product, improve drug effect and agricultural chemicals availability, decrease the waste of agricultural chemicals and fertilizer, and the resistance development of wheat aphid to agricultural chemicals can be alleviated.
Accompanying drawing explanation
Fig. 1 is the production technological process of slow releasing medicinal fertilizer of the present invention.
Embodiment
Below in conjunction with the accompanying drawing of the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The invention provides a kind of composition pesticide, comprise Diacloden, amino-oligosaccharide and humus; The mass ratio of described Diacloden, amino-oligosaccharide and humus is preferably (0.01 ~ 2): (0.1 ~ 1): (0.1 ~ 5), be more preferably (0.02 ~ 1.5): (0.1 ~ 1): (0.2 ~ 4), then be preferably (0.02 ~ 1.5): (0.1 ~ 1): (1 ~ 3).
In embodiments more provided by the invention, the mass ratio of Diacloden, amino-oligosaccharide and humus is 1:5:10.
In embodiments more provided by the invention, the mass ratio of Diacloden, amino-oligosaccharide and humus is 1:2:10.
In embodiments more provided by the invention, the mass ratio of Diacloden, amino-oligosaccharide and humus is 1:1:5.
In embodiments more provided by the invention, the mass ratio of Diacloden, amino-oligosaccharide and humus is 5:8:10.
In other embodiments provided by the invention, the mass ratio of Diacloden, amino-oligosaccharide and humus is 1:1:3.
Diacloden, English common name (Thiamethoxam), chemical name 3-(2-chloro-1,3-thiazole-5-ylmethyl)-5-methyl isophthalic acid, 3,5-oxadiazines-4-base fork (nitro) amine, belong to nicotinic insecticide, its mechanism of action is Selective depression insect CNS nicotinic acetylcholine esterase acceptor mainly, and then blocks the normal conduction of insect CNS, dead when causing insect to occur paralysis machine.Diacloden not only have tag, stomach toxicity, systemic activity, and there is higher activity, better safety, wider insecticidal spectrum and the feature such as speed of action is fast, the lasting period is long, be replace that those are high to mammalian toxicity, there have to be residual and the organic phosphor of environmental problem, carbamate, organochlorine insecticides better kind.Simultaneously, Diacloden is to coleoptera, diptera, Lepidoptera, especially homoptera pest has high activity, effectively can prevent and treat the insect of the insects such as various aphid, leafhopper, plant hopper, aleyrodid, chafer larva, colorado potato beetle, nematode, ground beetle, leaf miner and polytype chemical pesticide generation resistance.Diacloden and Imidacloprid, Acetamiprid, Nitenpyram are without cross resistance.Both can be used for cauline leaf process, seed treatment, also can be used for soil treatment.Use to crop safety, without poisoning under recommended dose.
Amino-oligosaccharide, it is a kind of bactericide with resistant effect that microbial metabolism is extracted, inhibitory action is had to the growth of some germ, as affected fungus spore germination, bring out hypha form to morph, in the born of the same parents of mycelia, biochemical reaction changes, the mechanism that inducing plant produces disease resistance mainly excites gene expression in plants, produce chitinase, dextranase, guarantor's element and the PR albumen etc. with antibacterial action, there is the gene expression suppressing germ simultaneously, the Physiology and biochemistry of mycelia is morphed, and growth is suppressed, simultaneously can also stimulating growth.
The type organic matter that humus is vegeto-animal remains to be formed through microbial decomposition and conversion and a series of natural transition process, is extensively present in occurring in nature, and there is its existence on soil, waters, coal, shale and earth's surface.The effect that humic acid can play sustained-release synergistic to agricultural chemicals, slow down decomposition, reduces toxicity, extends drug effect, reduces consumption.
Composition pesticide of the present invention is by used in combination to amino-oligosaccharide, humus Diacloden, and its toxicity is all greater than 120, has the effect of remarkable synergy, and this composition pesticide has good preventive effect to wheat aphid.Amino-oligosaccharide can inducing plant resistance, promotes that plant POD, SOD, PAL activity improves, promotes induction biosynthesis protective plant protecting agent, excite synthesis and the accumulation of plant lignin, improve crop resistance, Promoting plant growth.The effect that humus can play sustained-release synergistic to agricultural chemicals, slow down decomposition, reduces toxicity, extends drug effect.
Present invention also offers a kind of slow releasing medicinal fertile, comprise fertilizer, slow-release material, auxiliary agent, filler and composition pesticide.Described composition pesticide is same as above, does not repeat them here.
According to the present invention, with weight, described slow releasing medicinal fertilizer preferably includes composition pesticide 0.21% ~ 8%, fertilizer 7.05% ~ 80%, slow-release material 0.1% ~ 2%, auxiliary agent 0.1% ~ 5%, the filler of surplus.
The content of described composition pesticide is preferably 0.3% ~ 6%, is more preferably 0.3% ~ 5%.
The content of described fertilizer is preferably 10% ~ 70%, is more preferably 20% ~ 60%, then is preferably 30% ~ 60%, most preferably is 40% ~ 60%.Described fertilizer be preferably in macroelement fertilizer, secondary nutrients and trace element fertilizer one or more, the growth that can be plant provides various nutrient component, more preferably nitrogen element 5 ~ 30 weight portion, P elements 1 ~ 20 weight portion, potassium element 1 ~ 20 weight portion, Zn-ef ficiency 0.01 ~ 2 weight portion, molybdenum element 0.01 ~ 2 weight portion, boron element 0.01 ~ 2 weight portion, calcium constituent 0.01 ~ 2 weight portion and magnesium elements 0.01 ~ 2 weight portion.
Wherein, described nitrogen element is preferably 10 ~ 30 weight portions, is more preferably 15 ~ 25 weight portions.Described nitrogen element is preferably provided by nitrogenous fertilizer.Nitrogenous fertilizer is the fertilizer containing plant nutrient nitrogen, can be absorbed by plants, for plant provides nutrient nitrogen, it both can be the straight fertilizer of bag Nitrogen element, also can be and comprise nitrogen, phosphorus, in potassium any two or three complex fertilizer, or the mixture of straight fertilizer and complex fertilizer, nutrient nitrogen being provided to be as the criterion for plant, there is no special restriction, in the present invention, nitrogen element is preferably by urea, ammonium chloride, ammonium molybdate, MAP, one or more in diammonium phosphate and ammonium sulfate provide, more preferably by urea, ammonium molybdate, one or more in MAP and diammonium phosphate provide.
Described P elements is preferably 5 ~ 20 weight portions, is more preferably 10 ~ 20 weight portions, then is preferably 10 ~ 15 weight portions.Described P elements is preferably provided by phosphate fertilizer, and phosphate fertilizer is the fertilizer containing plant nutrient phosphorus, can be absorbed by plants, for plant provides nutritive element phosphorus; Both can be the straight fertilizer comprising P elements, also can be the complex fertilizer comprising in nitrogen, phosphorus, potassium any two or three, or the mixture of straight fertilizer and complex fertilizer, nutritive element phosphorus being provided to be as the criterion for plant, there is no special restriction.Element phosphor described in the present invention is more preferably provided by MAP and/or diammonium phosphate.
The content of described potassium element is preferably 5 ~ 20 weight portions, is more preferably 10 ~ 20 weight portions, then is preferably 10 ~ 15 weight portions.In the present invention, described potassium element is preferably from potassium sulfate and/or potassium chloride.
The content of described Zn-ef ficiency is preferably 0.01 ~ 1.5 weight portion, is more preferably 0.01 ~ 1 weight portion, then is preferably 0.03 ~ 1 weight portion.Described Zn-ef ficiency is preferably from white vitriol.
The content of described molybdenum element is preferably 0.01 ~ 1 weight portion, is more preferably 0.01 ~ 0.5 weight portion, then is preferably 0.01 ~ 0.1 weight portion.Described molybdenum element is preferably from ammonium molybdate.
The content of described boron element is preferably 0.01 ~ 1 weight portion, is more preferably 0.01 ~ 0.5 weight portion, then is preferably 0.01 ~ 0.1 weight portion.Described boron element is preferably from boric acid.
The content of described calcium constituent is preferably 0.1 ~ 1.5 weight portion, is more preferably 0.1 ~ 1 weight portion.Described calcium constituent is preferably from fused calcium magnesium phosphate and/or nitrate of lime.
The content of described magnesium elements is preferably 0.1 ~ 2 weight portion, is more preferably 0.1 ~ 1.5 weight portion, then is preferably 0.3 ~ 1 weight portion.Described magnesium elements is preferably from magnesium sulfate.
In embodiments more provided by the invention, described fertilizer comprises nitrogen element 20 weight portion, P elements 15 weight portion, potassium element 10 weight portion, Zn-ef ficiency 0.01 weight portion, molybdenum element 0.01 weight portion, boron element 0.01 weight portion, calcium constituent 0.1 weight portion and magnesium elements 0.3 weight portion.
In embodiments more provided by the invention, described fertilizer comprises nitrogen element 25 weight portion, P elements 10 weight portion, potassium element 15 weight portion, Zn-ef ficiency 0.1 weight portion, molybdenum element 0.02 weight portion, boron element 0.01 weight portion, calcium constituent 0.5 weight portion and magnesium elements 0.5 weight portion.
In embodiments more provided by the invention, described fertilizer comprises nitrogen element 25 weight portion, P elements 10 weight portion, potassium element 10 weight portion, Zn-ef ficiency 0.1 weight portion, molybdenum element 0.05 weight portion, boron element 0.01 weight portion, calcium constituent 0.2 weight portion and magnesium elements 0.3 weight portion.
In embodiments more provided by the invention, described fertilizer comprises nitrogen element 25 weight portion, P elements 15 weight portion, potassium element 15 weight portion, Zn-ef ficiency 1 weight portion, molybdenum element 0.1 weight portion, boron element 0.2 weight portion, calcium constituent 1 weight portion and magnesium elements 0.3 weight portion.
In other embodiments provided by the invention, described fertilizer comprises nitrogen element 15 weight portion, P elements 15 weight portion, potassium element 15 weight portion, Zn-ef ficiency 0.03 weight portion, molybdenum element 0.05 weight portion, boron element 0.03 weight portion, calcium constituent 0.8 weight portion and magnesium elements 0.7 weight portion.
Described in slow releasing medicinal fertilizer of the present invention, the content of slow-release material is preferably 0.5% ~ 2%, is more preferably 1% ~ 2%.The kind of described slow-release material is slow-release material well known to those skilled in the art, there is no special restriction, is preferably polyvinyl alcohol and/or gum Arabic, is more preferably polyvinyl alcohol or gum Arabic in the present invention.
The content of described auxiliary agent is preferably 0.5% ~ 5%, is more preferably 1% ~ 4%, then is preferably 1% ~ 2%.The kind of described auxiliary agent is auxiliary agent well known to those skilled in the art, there is no special restriction, in the present invention, be preferably one or more in silicone oil, neopelex, stearic acid, potter's clay, Attagel, calcium lignosulfonate, lauryl sodium sulfate, sodium butylnaphthalenesulfonate, naphthalenesulfonate formaldehyde condensation compound, fatty alcohol-polyoxyethylene ether, dioctyl sodium sulfosuccinate and ethanol.
Other compositions of slow releasing medicinal fertilizer of the present invention are filler, the kind of described filler is filler well known to those skilled in the art, there is no special restriction, in the present invention, be preferably one or more in kaolin, diatomite, white carbon, attapulgite, bentonite, zeolite powder, resin, clay powder, wooden chaff, gelatinized starch, paraffin, methylcellulose, carboxymethyl cellulose and carboxyethyl cellulose.
The formulation of described slow releasing medicinal fertilizer is formulation well known to those skilled in the art, there is no special restriction, and in the present invention, its formulation preferred is granule, and it belongs to environmental protection formulation, uses conveniently, safety, low toxicity.The particle diameter of described granule is preferably 1400 μm ~ 4750 μm.
Slow releasing medicinal of the present invention is fertile in after composite to Diacloden, amino-oligosaccharide and humus, and its toxicity is all greater than 120, has obvious synergistic effect; This slow releasing medicinal fertile by composition pesticide and fertilizer composite, have active high, good drug efficacy, fertilizer efficiency significantly, possess medicine, fertile double effects, the effect of desinsection, antibacterial, getting fat can be given full play to, adopt slow release method, effectively ensure that the science of agricultural chemicals and fertilizer discharges, guarantee agricultural chemicals and fertilising double effects, extend the lasting period of product, improve drug effect and agricultural chemicals availability, decrease the waste of agricultural chemicals and fertilizer, and the resistance development of wheat aphid to agricultural chemicals can be alleviated.
The present invention forms slow releasing medicinal fertilizer by being combined with fertilizer science by composition pesticide, and applied once can reach desinsection, the antibacterial double action with applying fertilizer, and alleviates labour intensity and the work number of times of peasant, saves time and manually, improves production efficiency.
Present invention also offers a kind of preparation method of above-mentioned slow releasing medicinal fertilizer, comprising: A) by composition pesticide, fertilizer, auxiliary agent, slow-release material and filler mixing granulation, obtain slow releasing medicinal fertilizer.
The restriction that the present invention is not special to the source of all raw materials, for commercially available.Wherein, described composition pesticide, fertilizer, auxiliary agent, slow-release material and filler are all same as above, do not repeat them here.
According to the present invention, preferably first by part composition pesticide, fertilizer and auxiliary agent mixing granulation, more preferably first by the amino-oligosaccharide in composition pesticide, humus, part Diacloden, fertilizer and auxiliary agent mixing granulation.Described mixing is preferably carried out in granulating disc, and above-mentioned raw materials mixes, carries out granulation, obtain intermediate after pulverizing.
Then by described intermediate, slow-release material, filler and remaining composition pesticide mixing granulation, when preferred rotation, in intermediate, constantly add slow-release material, filler and remaining composition pesticide mixing granulation, more preferably constantly add slow-release material, filler and remaining Diacloden.Described Diacloden preferably adds with the form of the outstanding solution of Diacloden oil.After having added, preferably mix 10 ~ 30min again, be more preferably 15 ~ 25min, drying, after cooling, obtain slow releasing medicinal fertilizer.Restriction not special with the ratio of remaining Diacloden to part Diacloden in the present invention, preferably its mass ratio is (0 ~ 1): (1 ~ 5).
According to the present invention, conforming particle, also preferably through screening, is packed by the slow releasing medicinal fertilizer obtained, and after defective particle (excessive or mistake granule) fragmentation, enters granulating system as returning charge.
Adopt modernization mechanical processing technique, active ingredient can be made to be evenly distributed in the product, and preparation method easily operates.The slow releasing medicinal fertilizer prepared in use need not be mixed soil or be watered spraying, directly spread fertilizer over the fields, medicament can be distributed in field uniformly, more be conducive to absorbing of active ingredient, overcome the phenomenon that the inconsistent phenomenon of drug effect that artificial pesticide-clay mixture method easily occurs in field, fertilizer efficiency and spray drift cause poisoning.
In order to further illustrate the present invention, below in conjunction with embodiment, a kind of composition pesticide provided by the invention, slow releasing medicinal fertilizer and preparation method thereof are described in detail.
Reagent used in following examples is commercially available.
Embodiment 1
Diacloden, amino-oligosaccharide and humus mixture are carried out indoorly combine independent test and test, with the nitrogen base medicament in contrast of Diacloden, amino-oligosacchride and humus, and according to the mixed composition pesticide 1 ~ composition pesticide 5 processed of following ratio:
Composition pesticide 1: Diacloden: amino-oligosaccharide: humus=1:5:10;
Composition pesticide 2: Diacloden: amino-oligosaccharide: humus=1:2:10;
Composition pesticide 3: Diacloden: amino-oligosaccharide: humus=1:1:5;
Composition pesticide 4: Diacloden: amino-oligosaccharide: humus=5:8:10;
Composition pesticide 5: Diacloden: amino-oligosaccharide: humus=1:1:3.
Experiment take wheat aphid as examination worm, blank is set, Diacloden, amino-oligosaccharide and humus single dose and above-mentioned 5 kinds of composition pesticides are adopted dip method, carry out virulence test and do statistical analysis, the synergistic effect of pharmacy mix is evaluated according to co-toxicity coefficient method, evaluation criterion is: co-toxicity coefficient≤80 show as antagonism, and 80 < co-toxicity coefficient < 120 show as summation action, and co-toxicity coefficient >=120 show as synergistic effect.Statistics is in table 1.
Table 1 Diacloden, amino-oligosaccharide and humus indoor co-toxicity test experiments result is added up
As shown in Table 1, the composition pesticide of Diacloden, amino-oligosaccharide and humus composite formation in certain proportion all has good preventive effect to wheat aphid, and its toxicity is all greater than 120, shows that three has remarkable synergistic effect.
Embodiment 2
Composition pesticide: Diacloden 0.02%, amino-oligosaccharide 0.1%, humus 0.2%;
Fertilizer: nitrogen content 20%, phosphorus content 15%, potassium content 10%, calcium content 0.1%, content of magnesium 0.3%, Zn content 0.01%, Boron contents 0.01%, molybdenum content 0.01%;
Auxiliary agent: stearic acid 1%;
Slow-release material: polyvinyl alcohol 1.5%;
Filler: complement to 100%, filler is the mixture of attapulgite, bentonite and gelatinized starch.
According to aforementioned proportion, amino-oligosaccharide, humus, fertilizer and auxiliary agent are put into granulating disc and pulverizes, mix, obtain mixture and be granulate intermediate; When rotating, in granulate intermediate, constantly spray into the previously prepared good outstanding solution of 40% Diacloden oil, spray limit, limit is sprinkled into slow-release material and filler on particle centre, after granulation terminates, roll 20min again in disk, drying, cooling, screen size scope are 1400 μm ~ 4750 μm, obtain slow releasing medicinal fertilizer.Fig. 1 is the production technological process of slow releasing medicinal fertilizer of the present invention.
Embodiment 3
The preparation method of slow releasing medicinal fertilizer is identical with embodiment 2, and the ratio of each raw material is:
Composition pesticide: Diacloden 0.1%, amino-oligosaccharide 0.2%, humus 1%;
Fertilizer: nitrogen content 25%, phosphorus content 10%, potassium content 15%, content of magnesium 0.5%, calcium content 0.5%, Zn content 0.1%, Boron contents 0.01%, molybdenum content 0.02%;
Auxiliary agent: dodecyl sodium sulfate 2%;
Slow-release material: polyvinyl alcohol 1%;
Filler: complement to 100%, filler is the mixture of kaolin and wooden chaff.
Embodiment 4
The preparation method of slow releasing medicinal fertilizer is identical with embodiment 2, and the ratio of each raw material is:
Composition pesticide: Diacloden 0.5%, amino-oligosaccharide 0.5%, humus 2.5%;
Fertilizer: nitrogen content 25%, phosphorus content 10%, potassium content 10%, content of magnesium 0.3%, calcium content 0.2%, Zn content 0.1%, Boron contents 0.01%, molybdenum content 0.05%;
Auxiliary agent: lignin flavine calcium 1%;
Slow-release material: gum Arabic 2%;
Filler: complement to 100%, filler is paraffin and kaolinic mixture.
Embodiment 5
The preparation method of slow releasing medicinal fertilizer is identical with embodiment 2, and the ratio of each raw material is:
Agricultural chemicals agriculture compound: Diacloden 0.5%, amino-oligosaccharide 0.8%, humus 1%;
Fertilizer: nitrogen content 25%, phosphorus content 15%, potassium content 15%, content of magnesium 0.3%, calcium content 1%, Zn content 1%, Boron contents 0.2%, molybdenum content 0.1%;
Auxiliary agent: dodecyl sodium sulfate 2%;
Slow-release material: gum Arabic 2%;
Filler: complement to 100%, filler is bentonite and diatomaceous mixture.
Embodiment 6
The preparation method of slow releasing medicinal fertilizer is identical with embodiment 2, and the ratio of each raw material is:
Composition pesticide: Diacloden 1%, amino-oligosaccharide 1%, humus 3%;
Fertilizer element: nitrogen content 15%, phosphorus content 15%, potassium content 15%, content of magnesium 0.7%, calcium content 0.8%, Zn content 0.03%, Boron contents 0.03%, molybdenum content 0.05%;
Auxiliary agent: dodecyl sodium sulfate 2%;
Slow-release material: gum Arabic 1.5%;
Filler: complement to 100%, filler is the mixture of methylcellulose, resin, clay powder.
Embodiment 7
Each group medicine to be measured is to the control efficiency of wheat aphid and effect of increasing production
Test and carry out in peasant household's wheatland of Weishi, Kaifeng, this land readjustment, middle fertility, soil fertility is even, and be experimental field Wheat and maize rotation ground, insect pest over the years occurs more serious.Each group process repeats for 4 times, and processing area is 30m
2; Experimental group uses the slow releasing medicinal fertilizer that embodiment 2 to embodiment 6 prepares respectively; Application method is when wheat cultivation, is spread by slow releasing medicinal fertilizer in being manured into soil; With 0.08% Diacloden granule, 0.5% amino-oligosaccharide granule and 5% humus granule as a control group (its fertilizer, slow-release material are identical with experimental group with auxiliary agent content, and all the other are supplied with filler).After record dispenser, a situation arises for wheat paddock Aphed population, after statistics dispenser after planting to turning green, the shooting stage; Blooming stage is to the control efficiency of full ripening stage.Test process, formulation rate, vermins-proof effect and wheat yield performance are in table 2.
Each group of table 2 medicine to be measured is surveyed wheat aphid preventive effect and wheat and is produced result
From table 2, experimental result is known, and the fertile control efficiency to wheat aphid of slow releasing medicinal prepared by embodiment 2 ~ embodiment 6 is excellent, can reach the harm that a drug controls wheat growth stage aphid, can also increase wheat yield simultaneously.The slow releasing medicinal fertilizer of embodiment 2 ~ embodiment 6 preparation is to the preventive effect effect of wheat aphid and be all significantly increased to wheat yield, significant difference P < 0.05.
In sum, the slow releasing medicinal of control wheat aphid provided by the invention is fertile, can be good at the harm controlling wheat aphid.By observing the survey data of field experiment, the slow releasing medicinal fertilizer granular formulation of control wheat aphid provided by the invention has good control efficiency to wheat aphid, also has obvious production-increasing function to wheat yield.Meanwhile, agricultural chemicals combines with fertilizer and uses simultaneously, saves labour, reduces the cost of Cotton Varieties by Small Farming Households, has a wide range of applications in agricultural production.
Claims (10)
1. a composition pesticide, is characterized in that, comprises Diacloden, amino-oligosaccharide and humus.
2. composition pesticide according to claim 1, is characterized in that, the mass ratio of described Diacloden, amino-oligosaccharide and humus is (0.01 ~ 2): (0.1 ~ 1): (0.1 ~ 5).
3. a slow releasing medicinal fertilizer, is characterized in that, comprises the composition pesticide described in fertilizer, slow-release material, auxiliary agent, filler and claim 1 or 2.
4. slow releasing medicinal according to claim 3 is fertile, it is characterized in that, with weight, comprising: composition pesticide 0.21% ~ 8%, fertilizer 7.05% ~ 80%, slow-release material 0.1% ~ 2%, auxiliary agent 0.1% ~ 5%, the filler of surplus.
5. slow releasing medicinal according to claim 3 is fertile, it is characterized in that, described fertilizer comprises nitrogen element 5 ~ 30 weight portion, P elements 1 ~ 20 weight portion, potassium element 1 ~ 20 weight portion, Zn-ef ficiency 0.01 ~ 2 weight portion, molybdenum element 0.01 ~ 2 weight portion, boron element 0.01 ~ 2 weight portion, calcium constituent 0.01 ~ 2 weight portion and magnesium elements 0.01 ~ 2 weight portion.
6. slow releasing medicinal according to claim 3 is fertile, and it is characterized in that, described slow-release material is polyvinyl alcohol and/or gum Arabic; Described auxiliary agent is one or more in silicone oil, neopelex, stearic acid, potter's clay, Attagel, calcium lignosulfonate, lauryl sodium sulfate, sodium butylnaphthalenesulfonate, naphthalenesulfonate formaldehyde condensation compound, fatty alcohol-polyoxyethylene ether, dioctyl sodium sulfosuccinate and ethanol; Described filler is one or more in kaolin, diatomite, white carbon, attapulgite, bentonite, zeolite powder, resin, clay powder, wooden chaff, gelatinized starch, paraffin, methylcellulose, carboxymethyl cellulose and carboxyethyl cellulose.
7. slow releasing medicinal according to claim 3 is fertile, and it is characterized in that, the formulation of described slow releasing medicinal fertilizer is granule.
8. a preparation method for slow releasing medicinal fertilizer, is characterized in that, comprising:
A) by the composition pesticide described in claim 1 or 2, fertilizer, auxiliary agent, slow-release material and filler mixing granulation, slow releasing medicinal fertilizer is obtained.
9. preparation method according to claim 8, is characterized in that, described steps A) be specially:
A1) Partial rights is required composition pesticide, fertilizer and the auxiliary agent mixing granulation described in 1 or 2, obtain intermediate;
A2) by the composition pesticide mixing granulation described in described intermediate, slow-release material, filler and remaining claim 1 or 2, slow releasing medicinal fertilizer is obtained.
10. the fertile application in control wheat aphid of fertile or prepared by claim 8 ~ 9 any one the slow releasing medicinal of the slow releasing medicinal described in claim 3 ~ 7 any one.
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| CN105766900A (en) * | 2016-04-01 | 2016-07-20 | 广西南宁益土生物科技有限责任公司 | Nematode granula for promoting slow seedling of crops |
| CN108094422A (en) * | 2017-11-30 | 2018-06-01 | 锦州硕丰农药集团有限公司 | A kind of sustained-release pesticides carrier and its production technology |
| CN113307692A (en) * | 2021-07-05 | 2021-08-27 | 河北安格诺农化有限公司 | Microcapsule slow-release pesticide fertilizer and application thereof |
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| Publication number | Publication date |
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| CN104996466B (en) | 2018-05-22 |
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