CN103931647A - Compound pesticide preparation - Google Patents
Compound pesticide preparation Download PDFInfo
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- CN103931647A CN103931647A CN201410097578.3A CN201410097578A CN103931647A CN 103931647 A CN103931647 A CN 103931647A CN 201410097578 A CN201410097578 A CN 201410097578A CN 103931647 A CN103931647 A CN 103931647A
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- azoles alcohol
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Abstract
The invention relates to a compound pesticide preparation, the effective components of which include dinotefuran and hexaconazole. The compound pesticide preparation is mainly used for controlling rice sheath blight and rice stem borers. Indoor bacteriostatic tests and field tests show that when the dinotefuran and hexaconazole are compounded according to a ratio of 1:5-5:1, the circumstance of efficacy reduction does not occur, the purpose of disease and pest governing can be well achieved, the medication time can be reduced, and the labor cost is effectively saved. The pesticide composition provided by the invention can be processed into wettable powder, suspension agents and granules, and has very good control effects on rice sheath blight and rice stem borers, thus being a sterilizing and insecticidal compound preparation worth popularizing.
Description
Technical field
The present invention relates to a kind of compounded preparation of pesticide, its active ingredient comprises MTI-446, own azoles alcohol, for preventing and treating rice sheath blight disease and the snout moth's larva of rice.
Background technology
MTI-446 (dinotefuran) is third generation nicotinic insecticide, and chloro-pyridine base, chloro thiazolyl before its tetrahydrofuran base has replaced, containing halogen.Simultaneously also different with nicotine at aspect of performance, people are referred to as " furans nicotine " at present.A new generation's anabasine insecticide MTI-446 Main Function, in insect neurotransmission system, makes insect paralysis dead.This medicament insecticidal spectrum is wide, has remarkable interior suction osmosis, and has shown very high insecticidal activity at very low dosage.This medicament is fool proof to mammal, birds and aquatile, and crop, without poisoning, be can be used for to numerous crops such as paddy rice, fruit tree, vegetables.To rice grub brown planthopper, white-backed planthopper, small brown rice planthopper, rice leafhopper, rice spider rafter stinkbug, star stinkbug, green rice bug resemble, red must fleahopper, the negative mixed worm of rice, rice cylinder water snout moth's larva be efficient.MTI-446 has very wide insecticidal spectrum, and fool proof again to crop, people and animals and environment.
Absorption triazole bactericidal agent in own azoles alcohol belongs to, the own azoles alcohol of its active component suppresses the synthetic of germ ergosterol, hinder the formation of germ cell wall, and own azoles alcohol molecule has powerful compatibility to a kind of fungal enzyme (14-dencthylase), compared with current known bactericide, can more effectively suppress germ fungal pathogens.The disease such as anthracnose, white rot on leaf spot, powdery mildew, rust and grape on the crops such as banana, green onion garlic, celery, Kidney bean, melon, asparagus, peanut, beet is had to good preventive effect.
Agricultural chemicals is rationally composite is to improve control efficiency, expands and kills pest scope, delays the speed of pest communities succession, reduces the resistance risk that the single use of agricultural chemicals brings, and alleviates the pollution to environment, reduces use cost and reduces residual a kind of effective ways.The inventor conducts in-depth research the control of rice sheath blight disease and snout moth's larva, on the basis of a large amount of formula indoor screening tests and field medicine effect test, utilize rice sheath blight disease and snout moth's larva in the control height coincidence in period, discovery utilizes MTI-446 and own azoles alcohol ester to carry out mixture, within the scope of certain mixed ratio, show synergistic function, after further study, completed the present invention.
Summary of the invention
The object of this invention is to provide a kind of compounded preparation of pesticide, for preventing and treating rice sheath blight disease and the snout moth's larva of rice.
The object of the invention is to be achieved through the following technical solutions:
A kind of compounded preparation of pesticide, its active ingredient comprises MTI-446, own azoles alcohol, and the ratio of quality and the number of copies of MTI-446 and own azoles alcohol is 1:5-5:1, and all the other are in agricultural chemicals, to allow to use and acceptable auxiliary element.
Described auxiliary element is one or more the combination in solvent, emulsifier, wetting agent, dispersant, stabilizing agent, antifreezing agent, thickener, disintegrant, defoamer, bleeding agent, synergist, preservative and filler, above material is known substance conventional in pesticidal preparations, change to some extent according to being prepared into the different formulations of pesticide, but be not particularly limited.
Compounded preparation of pesticide of the present invention can be prepared into any one formulation using in applicable agricultural production by known method, and reasonable formulation has wetting powder, suspending agent, granule.
The frequency of administration of compounded preparation of pesticide of the present invention and amount of application have small variations with crops, insect, weather condition variation, can be by using suitable dosage to reach the object of effective control.
Compared with prior art, the invention has the advantages that: compounded preparation of pesticide of the present invention can produce certain collaborative summation action, a dispenser can effectively prevent and treat rice sheath blight disease and the snout moth's larva of rice, reduces medication number of times, has effectively saved labor cost.
Embodiment
In order to understand better essence of the present invention, below in conjunction with embodiment, content of the present invention is described further, but can not be considered as limitation of the present invention.
Embodiment 1: synergy type determination test.
Specific implementation method, evaluates medicament associated form according to Gowing method, and its formula is as follows: E
0=X ﹢ Y – XY/100.
In formula, X is MTI-446 control rate to target pest when alone with certain dosage; Y be own azoles alcohol when alone with certain dosage to target fungus inhibiting rate; E
0theoretical value to target inhibiting rate during for MTI-446, two kinds of pharmacy mix of own azoles alcohol; Measured value to target inhibiting rate when E is MTI-446, two kinds of pharmacy mix of own azoles alcohol.
Evaluation criterion: as E – E
0when > 10%, be expressed as synergistic effect; As ﹣ 10%≤E – E
0≤ 10% time, show as summation action; As E – E
0when < ﹣ 10%, show as antagonism.
Table 1, indoor detection MTI-446, own azoles alcohol are evaluated snout moth's larva of rice synergy.
| Medicament title (mass ratio) | Dosage (mg | Actual measurement preventive effect | Theoretical anti- | E-E 0 | Synergy |
| MTI-446+own azoles alcohol | 0.4+2.0 | 57.4 | 56.6 | 0.8 | Be added |
| MTI-446+own azoles alcohol | 0.4+1.6 | 61.5 | 60.3 | 1.2 | Be added |
| MTI-446+own azoles alcohol | 0.4+1.2 | 63.7 | 60.4 | 3.3 | Be added |
| MTI-446+own azoles alcohol | 0.4+0.8 | 68.5 | 67.3 | 1.2 | Be added |
| MTI-446+own azoles alcohol | 0.4+0.4 | 73.2 | 68.1 | 5.1 | Be added |
| MTI-446+own azoles alcohol | 0.8+0.4 | 75.9 | 74.8 | 1.1 | Be added |
| MTI-446+own azoles alcohol | 1.2+0.4 | 82.7 | 83.8 | -1.1 | Be added |
| MTI-446+own azoles alcohol | 1.6+0.4 | 92.9 | 93.6 | -0.7 | Be added |
| MTI-446+own azoles alcohol | 2.0+0.4 | 100 | 100 | 0 | Be added |
By indoor, snout moth's larva of rice test is shown, MTI-446, own azoles alcohol all show summation action according to the ratio of 1:5-5:1 is composite to snout moth's larva of rice preventive effect.Especially in the time that MTI-446, own azoles alcohol are composite with the ratio of 1:1, summation action effect is more obvious.
Table 2, indoor detection MTI-446, own azoles alcohol are evaluated rice sheath blight disease synergy.
Detect by toxicity, by MTI-446, own azoles alcohol according to the composite discovery of 1:5-5:1 ratio, there is not antagonism in the two, the MTI-446 that is mixed with the own azoles alcohol of different content can be brought into play better preventive and therapeutic effect to the snout moth's larva of rice, and the single dose of the inhibiting rate of same own azoles alcohol mixture to rice sheath blight disease and corresponding concentration is also more consistent.So MTI-446, own azoles alcohol mixture have feasibility, the two is with the ratio best results of 1:1.
Embodiment 2: preparation method embodiment.
According to indoor preparation research, MTI-446, own azoles alcohol mixture can be processed into wetting powder, suspending agent, granule use.
Wetting powder Preparation Example:
Above-mentioned material is added in cone-type mixer and mixed together, pulverize by airslide disintegrating mill, the material after pulverizing mixes through cone-type mixer again, and mixed fineness of materials 98%, by 600 mesh standard sieves, obtains the own azoles alcohol of 30% MTI-446 wetting powder.
Suspending agent Preparation Example:
Above-mentioned material is sand milling in high speed shear dispersion, sand mill, and the high dispersive forming in water-medium, stable suspension system, can make 20% MTI-446 hexaconazole suspending agent.
Granule Preparation Example:
Above-mentioned material is added in cone-type mixer and mixed together, pulverize by airslide disintegrating mill, the material after pulverizing mixes through cone-type mixer again, and mixed fineness of materials 98%, by 325 mesh standard sieves, obtains wetting powder.This wetting powder is dropped into the granulation that adds water in granulating disc, and, screening dry by drying, cooling cylinder are cooling, make the own azoles alcohol of 6% MTI-446 granule.
Embodiment 3: the test of pesticide effectiveness.
Adopt the above-mentioned own azoles alcohol of the 30% MTI-446 wetting powder chemical control snout moth's larva of rice, banded sclerotial blight, test site is Guangdong Huizhou city, and test period is in August, 2013, selects the comparatively serious field of morbidity, adopts the mode of mechanical spraying.Taking 750 times of liquid of 20% MTI-446 soluble granule (Mitsui company), 1500 times of liquid of 240 grams per liter hexaconazole suspending agents (the eternally happy agricultural chemicals of Beijing swallowization company) as contrast medicament.Test processing with 500 times of liquid of the own azoles alcohol of above-mentioned 30% MTI-446 wetting powder.Investigate preventive effect respectively at 1d, 3d, 7d, 20d after medicine, after medicine, 3d preventive effect is calculated in strict accordance with the computational methods of regulation in National Standard of the People's Republic of China's " pesticide efficacy field trial criterion ".Above medicament 7d post-equalization preventive effect sees the following form.Test shows that the own azoles alcohol of 30% MTI-446 has good control therapeutic action to rice sheath blight disease, rice leaf roller, snout moth's larva.
Test and a large amount of outdoor field comparison tests show by indoor biometrics, the present invention has good control efficiency to rice sheath blight disease, the snout moth's larva of rice, is the one pesticide species that is worth of widely use.
Claims (3)
1. the present invention relates to a kind of compounded preparation of pesticide, it is characterized in that: its active ingredient comprises MTI-446, own azoles alcohol.
2. a kind of compounded preparation of pesticide according to claim 1, is characterized in that: the ratio of quality and the number of copies of MTI-446 and own azoles alcohol is 1:5-5:1, in the time that reality is used, can be processed into wetting powder, suspending agent, granule.
3. a kind of compounded preparation of pesticide according to claim 1 is used for preventing and treating rice sheath blight disease and the snout moth's larva of rice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410097578.3A CN103931647A (en) | 2014-03-16 | 2014-03-16 | Compound pesticide preparation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410097578.3A CN103931647A (en) | 2014-03-16 | 2014-03-16 | Compound pesticide preparation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103931647A true CN103931647A (en) | 2014-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410097578.3A Pending CN103931647A (en) | 2014-03-16 | 2014-03-16 | Compound pesticide preparation |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101036464A (en) * | 2002-02-21 | 2007-09-19 | 拜尔农作物科学股份公司 | Synergistic insecticidal mixtures |
| WO2008077922A2 (en) * | 2006-12-22 | 2008-07-03 | Bayer Cropscience Ag | Pesticidal composition comprising fenamidone and an insecticide compound |
| CN102860318A (en) * | 2012-10-12 | 2013-01-09 | 北京燕化永乐农药有限公司 | Pest-killing bactericidal combination |
-
2014
- 2014-03-16 CN CN201410097578.3A patent/CN103931647A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101036464A (en) * | 2002-02-21 | 2007-09-19 | 拜尔农作物科学股份公司 | Synergistic insecticidal mixtures |
| WO2008077922A2 (en) * | 2006-12-22 | 2008-07-03 | Bayer Cropscience Ag | Pesticidal composition comprising fenamidone and an insecticide compound |
| CN102860318A (en) * | 2012-10-12 | 2013-01-09 | 北京燕化永乐农药有限公司 | Pest-killing bactericidal combination |
Non-Patent Citations (1)
| Title |
|---|
| 程志明: "新型杀虫剂呋虫胺的创制", 《世界农药》 * |
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| PB01 | Publication | ||
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Application publication date: 20140723 |