CN102726441A - Diazinon-containing pesticide composition - Google Patents
Diazinon-containing pesticide composition Download PDFInfo
- Publication number
- CN102726441A CN102726441A CN2012101844041A CN201210184404A CN102726441A CN 102726441 A CN102726441 A CN 102726441A CN 2012101844041 A CN2012101844041 A CN 2012101844041A CN 201210184404 A CN201210184404 A CN 201210184404A CN 102726441 A CN102726441 A CN 102726441A
- Authority
- CN
- China
- Prior art keywords
- diazinon
- pesticide composition
- composition
- worm nitrile
- agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention provides a diazinon-containing pesticide composition. The pesticide composition is composed of active components and auxiliary components, wherein the active components comprise diazinon and ethiprole, and the weight ratio of diazinon to ethiprole is 1-40:0.1-20. The synergic effect and the persistent effect possessed by the pesticide composition are obvious and are higher than the effects in single use; according to a Yunpei-Sun's cotoxicity coefficient formula, when the weight ratio of diazinon to ethiprole is 1-40:0.1-20, the cotoxicity coefficient is 122.72-152.76, that is, CTC is equal to or greater than 120, so the synergic effect is obvious; field demonstration test results show that the control effect of the pesticide composition is obviously higher than the control effect of single agent products, 850g of the composition is applied to each 100kg of seeds to control peanut grubs, and the seedling protection rate reaches 95.16%; the paddy rice Chilo suppressalis control efficiency of the pesticide composition 7 days after applying is 89.16%, and the control efficiency 14 days after applying is 95.23%; and the drug resistance of pests is delayed.
Description
Technical field
The invention belongs to technical field of pesticide, relate in particular to a kind of diazine phosphorus pesticide composition that contains.
Background technology
Agricultural chemicals is being served as important role in the crop products high yield increases income, and in the selection of pesticide species, will select pesticide species environmentally friendly, the high-efficiency low-toxicity low-residual.Because a certain insecticide variety of long-term use, insect is easy to generate pesticide resistance, causes control efficiency not good, thereby the single drug amount is sharply increased; This has not only increased use cost, and has polluted environment.People are seeking a kind of mixed insecticide that can reduce usage amount and improve control efficiency now.
Diazinon is an organophosphorus insecticides, and its mechanism of action and characteristics are acetylcholine esterase inhibitions, and various pests such as Lepidoptera, Homoptera are had preventive effect preferably, also can dress seed and prevent and treat the soil insect of various crop.It has tag, effect such as stomach toxicity, fumigation, interior suction, can be used for preventing and treating striped rice borer, paddy stem borer, leaf-roller, rice water weevil, rice thrips, cotton bollworm, two spotted spider mite, cabbage caterpillar, grub etc.But this kind is owing to long-term use, and some insect has produced different pesticide resistance, and its usage amount is to increase year-by-year, has increased use cost.
And second worm nitrile is the novel pyrazole insecticides, and insecticidal spectrum is wide, and it is made mode and is tagging property, disturbs chloride channel through GABA (GABA), thereby destroy central nervous system (CNS) normal activity insect is caused death.This medicine is tightr to the white clothing constraint comparison vertebrate of insect GABA chloride channel, thereby very high selection toxicity is provided.Its mechanism of action is different from main insecticide families such as pyrethroid, organic phosphor, carbamate, does not almost produce the chance of interactivity with the existing insecticide of majority.But this medicine use cost reduces its use cost than higher so will seek complex preparation.
Summary of the invention
The objective of the invention is to solve above-mentioned deficiency, provide a kind of good disinsection effect, non-resistant, cost low, and environment amenable insecticides.
In order to achieve the above object; The present invention provides a kind of diazine phosphorus pesticide composition that contains; Said insecticides is made up of active ingredient and auxiliary composition, and said active ingredient is diazinon and second worm nitrile, and the weight ratio of said diazinon and second worm nitrile is 1～40:0.1～20.
The weight ratio of said diazinon and second worm nitrile is 5～20:1～10.
The weight of said active ingredient accounts for 5～60% of insecticides gross weight.
Said auxiliary composition comprises surfactant, filler and auxiliary agent.
Said insecticides is mixed with suspending agent, plants clothing agent, wetting powder, water dispersible granules.
Said insecticides is used to prevent and treat paddy rice, Peanut Crop insect.
The use of agricultural chemicals is to need to select for use suitable auxiliary composition and pesticide activity composition to be prepared into preparation through formula test just can be applied on the target crop and be used for desinsection.
Wherein, described surfactant is APES, AEO, phenethyl phenol polyethenoxy ether, phenethyl phenol polyethenoxy polyethenoxy ether, castor oil ethylene oxide adduct, APES formaldehyde condensation products, APES phosphate, phenethyl phenol polyethenoxy ether phosphate, benzylphenol APEO, polyoxyethylene carboxylate, calcium dodecyl benzene sulfonate, neopelex, lignosulfonates, NNO, NO, MF, ZS-1, lauryl sodium sulfate, draws back powder, N-methyl fatty acyl group sodium taurocholate, APES formaldehyde condensation products sulphate, the withered powder of tea, saponin, lignosulfite, aliphatic alcohol sulfate, penetrant t, bleeding agent OT, JFC, fatty acid amide-N-N-methyltaurine sodium salt, sodium sulfate of polyethenoxy ether of fatty alcohol, draws back powder.
Said filler and auxiliary agent can be any addible components, are mixed with each application target final products with active constituent diazinon and second worm nitrile, like the preparation of suspending agent, wetting powder, water dispersible granules or other formulations.
Certainly, the present invention can also include other functional aids such as antifreeze, thickener, stabilizing agent, antifoaming agent, disintegrant.
More than various surfactants, filler and auxiliary agent etc. all can on market, buy.
Insecticides of the present invention is mainly used in insects such as preventing and treating rice hoppers, peanut grub.Its preventive effect is higher than single preventive effect with diazinon or second worm nitrile, and can reduce auxiliary dosage.
The processing technology of the various preparations of the present composition and equipment are known.Processing like suspending agent is by formula rate, after pesticide activity component, surfactant, antifoaming agent, thickener or the filler of capacity and part water are mixed, through high speed shear, the wet method sand milling, semi-finished product, add water after the analysis and mix to filter and get product; Capital equipment is that batching still, colloid mill or even matter mixer, sand mill are arranged.
The processing of kind of clothing agent be pesticide activity component, auxiliary agent, filler are mixed in proportion after grind, modulate product.
The processing of wetting powder is that pesticide activity component, auxiliary agent, filler are mixed the mixed again wetting powder that gets behind comminution by gas stream in proportion; Capital equipment has mixer, airslide disintegrating mill.
The processing of water dispersible granules is pesticide activity component, auxiliary agent, filler to be mixed in proportion behind comminution by gas stream, carry out granulation through granulating agent again and make water dispersible granules; Capital equipment has mixer, airslide disintegrating mill, granulating agent etc.
The present composition can be used by commonsense method, as adds water spray and make cauline leaf and handle, and also can directly spread fertilizer over the fields, or do kind of a clothing agent and use.Amount of application of the present invention changes with weather condition and crop state, can prevent and treat purpose through using suitable formulation to reach.
The invention has the beneficial effects as follows:
1, diazinon is different fully to the mechanism of action of target pest with second worm nitrile, with the two composite insecticides of making, has notable synergistic effect and lasting effect, all is higher than single result of use; Co-toxicity coefficient formula according to Sun Yunpei is calculated, and diazinon and second worm nitrile are 1～40:0.1～20 in weight ratio, and co-toxicity coefficient is 122.72～152.76, and promptly CTC >=120 have the notable synergistic effect;
2, control efficiency is good, shows according to field demonstration test result, and the every double centner seed of insecticides control peanut grub of the present invention is with preparation 850 grams, and survival rate of seedlings reaches 95.16%; 7 days preventive effect is 89.16% behind the control rice-stem borer medicine, and 14 days preventive effect is 95.23% behind the medicine;
3, second worm nitrile is the desirable reserve kind of resistance management, can be mixed with other pesticide species or be used alternatingly, thereby delay the pesticide resistance of insect to old farmer's medicine kind diazinon.
Embodiment
The present invention is elaborated with following specific embodiment, but the present invention only limits to these examples absolutely not, and percentage all is weight percentage in all prescriptions.
One, pharmaceutical formulation example
According to the processing method of aforesaid each preparation, prepare following preparation:
1,21% suspending agent: diazinon 20%, second worm nitrile 1%;
2,15% suspending agent: diazinon 5%, second worm nitrile 10%;
3,20% kind of clothing agent: diazinon 18%, second worm nitrile 2%;
4,21% suspending agent: diazinon 1%, second worm nitrile 20%;
5,30% granule: diazinon 20%, second worm nitrile 10%;
6,25% kind of clothing agent: diazinon 20%, second worm nitrile 5%.
Two, co-toxicity coefficient experiment
In order to prevent and treat the rice fulgorid in the agricultural production, the inventor has carried out mutual composite synergy research with second worm nitrile, diazinon effective active components.It is tested object that rice-stem borer is adopted in test, and concrete grammar is:
1, test medicine: second worm nitrile, the former medicine of diazinon all are commercial former medicine products, and are mixed with preparation.
2, confession examination target: the examination worm is the striped rice borer of picking up from the field, raises many generations in the greenhouse, chooses newly hatched larvae and supplies living test to test usefulness.
3, test method:
Carry out preliminary experiment earlier, preliminary confirm to have guided the rice-stem borer lethality, by Geometric Sequence 5 series concentration are set then at 10% and 90% confession reagent agent concentration.The Toxicity Determination of striped rice borer adopts artificial feed to mix the medicine method, and former medicine diazinon to be measured and second worm nitrile are used acetone diluted respectively, are mixed with the mother liquor of high concentration.The back is doubly measured with distilled water and to be diluted to 5 required series concentration, respectively with artificial feed (prescription with reference to FAO1987, and make an amendment slightly) mixing after, choose into newly hatched larvae, 5 repetitions are established in every processing, 10 of every repetitions are made blank with distilled water.It is that 28 ± 1 ℃, photoperiod are that the constant incubator of 16:8h (L:D) is raised that larva after the processing is put into temperature, handles back 72h check result, can not the coordinated movement of various economic factors be death standard to touch polypide.With DPS computed in software toxicity regression formula, LC50 value and 95% confidence limit thereof.The method abundant according to Sun Yun and Johnson (1960) introduces; Calculate composite dose co-toxicity coefficient (CTC; Co-Toxicity Coefficient); The standard of dividing whether synergy with co-toxicity coefficient is: have notable synergistic effect (CTC>=120), summation action (80＜CTC＜120), or antagonism (CTC≤80).
The co-toxicity coefficient of mixture (CTC value) calculates by following formula:
ATI=?S/?M×100
In the formula: ATI---mixture actual measurement toxicity index
S---standard insecticide LC50, unit is every liter (mg/L) of milligram;
The LC50 of M---mixture, unit are every liter (mg/L) of milligram;
TTI=TIA×PA+TIB×PB
In the formula: TTI---the theoretical toxicity index of mixture
TIA---A medicament toxicity index
PA---the percentage composition of A medicament in mixture, unit is percentage (%)
TIB---B medicament toxicity index
PB---the percentage composition of B medicament in mixture, unit is percentage (%)
CTC=?ATI/?TTI×100
In the formula: CTC---co-toxicity coefficient
ATI---mixture actual measurement toxicity index
The theoretical toxicity index of TTI---mixture
The co-toxicity coefficient of complex preparation (CTC)>=120 shows as synergistic effect; CTC≤80 show as antagonism, and 80＜CTC＜120 show as summation action.
4, get that 1～4 pair of rice fulgorid makes an experiment in the pharmaceutical formulation example, measure its toxicity index, calculate the co-toxicity coefficient of its each proportioning again by the co-toxicity coefficient formula of Sun Yunpei, the result sees table one:
Table one: co-toxicity coefficient result
Toxicity Determination result shows: the weight ratio of the mixture preparation of diazinon and second worm nitrile is that the co-toxicity coefficient of 1～40:0.1～20 is 122.72～152.76; Be CTC >=120; According to the co-toxicity coefficient criteria for classifying, the weight ratio of the mixture preparation of diazinon and second worm nitrile has the notable synergistic effect in 1～40:0.1～20.
Three, field efficacy demonstration test
20% kind of clothing agent (diazinon 18%, second worm nitrile 2%) of 1, getting pharmaceutical formulation example 3 is used to prevent and treat peanut grub.
Choose peanut field piece, with 20% kind of clothing agent peanut seed is carried out dressing, impose in the experimental field, 3 processing are established in test altogether, and each handles repetition 4 times, after peanut is emerged, get at 5 in every processing sub-district and investigate, and get its mean value, survey its survival rate of seedlings.
The consumption of 20% kind of clothing agent is that every double centner seed restrains with preparation 850, and survival rate of seedlings is 95.16%.100 grams per liter second worm nitrile suspending agent consumptions are that every double centner seed restrains with preparation 200, and survival rate of seedlings is 89.26%.40% diazinon missible oil consumption is that every double centner seed restrains with preparation 833.33, and survival rate of seedlings is 87.69%.Synergistic effect is obvious after second worm nitrile and the diazinon compounded combination, and preventive effect obviously is superior to single agent, and the effective ingredient consumption obviously reduces, to crop safety.Specifically see table two:
Table two: 20% diazinon second worm nitrile kind clothing agent control peanut grub
| The medicament title | The preparation dosage | Survival rate of seedlings (%) |
| Second worm nitrile | 200 gram/double centner seeds | 89.26 |
| Diazinon | 833.33 gram/double centner seed | 87.69 |
| Diazinon 18%+ second worm nitrile 2% | 850 gram/double centner seeds | 95.16 |
2,21% suspending agent (diazinon 20%, second worm nitrile 1%) of getting pharmaceutical formulation example 1 is used for preventing and treating rice-stem borer.
Choose the field piece of rice hoppers; 3 processing are established in test altogether, and each handles repetition 4 times, behind medicine, get at 5 in every processing sub-district respectively in 7 days and 14 to investigate; Get its mean value, calculate each according to the field investigation criterion and handle control efficiency rice-stem borer.
The mu consumption of 21% suspending agent is 100 milliliters, 50 kilograms of dilutions of water even spraying, and 7 days preventive effect is 89.16% behind the medicine, 14 days preventive effect is 95.23% behind the medicine.30 milliliters of preparation mu consumptions pressed by 100 grams per liter second worm nitrile suspending agents and 40% diazinon missible oil is pressed 90 milliliters of preparation mu consumptions, the use that uses the same method, and 7 days preventive effect is respectively 85.26% and 82.69% behind the medicine, 14 days preventive effect is respectively 90.13% and 88.54% behind the medicine.Synergistic effect is obvious after second worm nitrile and the diazinon compounded combination, and preventive effect obviously is superior to single agent, and the effective ingredient consumption obviously reduces, to crop safety.Concrete data are seen table three:
Table three: 21% diazinon second worm nitrile suspended emulsion control rice-stem borer effect
Can know from above-mentioned two field trial demonstration tests, diazinon and second worm nitrile is composite process composition after, its synergistic effect is obvious, preventive effect obviously is superior to single agent, and effective ingredient consumption obviously reduces, to crop safety.
Above embodiment is not limited only to protection scope of the present invention, and all are based on basic thought of the present invention and all belonging in protection scope of the present invention of making amendment or change.
Claims (6)
1. one kind contains the diazine phosphorus pesticide composition, it is characterized in that: said insecticides is made up of active ingredient and auxiliary composition, and said active ingredient is diazinon and second worm nitrile, and the weight ratio of said diazinon and second worm nitrile is 1～40:0.1～20.
2. according to the said diazine phosphorus pesticide composition that contains of claim 1, it is characterized in that: the weight ratio of said diazinon and second worm nitrile is 5～20:1～10.
3. according to the said diazine phosphorus pesticide composition that contains of claim 1, it is characterized in that: the weight of said active ingredient accounts for 5～60% of insecticides gross weight.
4. according to the said diazine phosphorus pesticide composition that contains of claim 1, it is characterized in that: said auxiliary composition comprises surfactant, filler and auxiliary agent.
5. according to the said diazine phosphorus pesticide composition that contains of claim 1, it is characterized in that: said insecticides is mixed with suspending agent, plants clothing agent, wetting powder, water dispersible granules.
6. contain the diazine phosphorus pesticide composition according to described each of claim 1～5, it is characterized in that: said insecticides is used to prevent and treat paddy rice, Peanut Crop insect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101844041A CN102726441A (en) | 2012-06-06 | 2012-06-06 | Diazinon-containing pesticide composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101844041A CN102726441A (en) | 2012-06-06 | 2012-06-06 | Diazinon-containing pesticide composition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102726441A true CN102726441A (en) | 2012-10-17 |
Family
ID=46983320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101844041A Pending CN102726441A (en) | 2012-06-06 | 2012-06-06 | Diazinon-containing pesticide composition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102726441A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103399126A (en) * | 2013-08-02 | 2013-11-20 | 山东农业大学 | Indoor bioassay method of bradysia odoriphaga larvae |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101883491A (en) * | 2007-12-05 | 2010-11-10 | 拜尔农作物科学股份公司 | Pesticidal compound mixtures |
-
2012
- 2012-06-06 CN CN2012101844041A patent/CN102726441A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101883491A (en) * | 2007-12-05 | 2010-11-10 | 拜尔农作物科学股份公司 | Pesticidal compound mixtures |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103399126A (en) * | 2013-08-02 | 2013-11-20 | 山东农业大学 | Indoor bioassay method of bradysia odoriphaga larvae |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102113516B (en) | Insect killing compound containing chlorantraniliprole | |
| CN103766372A (en) | Weeding composition containing flucarbazone sodium and saflufenacil | |
| CN104041509A (en) | Fertilizer mixing medicament for control of corn pests and application thereof | |
| CN104430477A (en) | Pesticide composition containing fluensulfone and neonicotinoid insecticide | |
| CN104488949A (en) | Dinotefuran-containing insecticidal combination | |
| CN103141503A (en) | Dinotefuran/Spirotetramat compound insecticidal composition | |
| CN102696601B (en) | Insecticidal composition containing flubendiamide | |
| CN104222145A (en) | Insecticide composition containing clothianidin and diazinon | |
| CN104115861B (en) | A kind of insecticide acaricide composition containing sulfur-phosphor and cyflumetofen | |
| CN102669100A (en) | Oxine-copper and validamycin compound pesticide composition and preparation method and application thereof | |
| CN104585204A (en) | Herbicide for paddy fields | |
| CN107950541A (en) | A kind of garlic seed coat agent composition and preparation method thereof | |
| CN104397030A (en) | Pesticide particulate agent containing humic acid and fipronil | |
| CN103688991A (en) | Weeding composition containing glufosinate-ammonium and atrazine | |
| CN103371174A (en) | Weeding composition containing glufosinate-ammonium and amides | |
| CN104521980A (en) | Pymetrozine-containing insecticidal composition | |
| CN104186547A (en) | Pesticide granule containing humic acid and clothianidin | |
| CN102726441A (en) | Diazinon-containing pesticide composition | |
| CN102696615A (en) | Insecticidal composition containing etofenprex | |
| CN103766374A (en) | Weeding composition containing flucarbazone sodium and tralkoxydim | |
| CN104430581A (en) | Molluscicide composition, bensulfuron methyl and butachlor-containing herbicidal and molluscicidal labor-saving fertilizer for rice and production method of labor-saving fertilizer | |
| CN103766373A (en) | Weeding composition containing flucarbazone and bentazone | |
| CN103688972A (en) | Herbicidal composition containing cyhalofop-butyl and cafenstrole | |
| CN104082322B (en) | A kind of containing Nylar with the insecticide acaricide composition of Bifenazate | |
| CN105794859A (en) | Insecticidal compound containing conidioblous thromboides and biological sources |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121017 |