CN102388893A - Pesticide composition containing ZJ0712 and tetraconazole - Google Patents
Pesticide composition containing ZJ0712 and tetraconazole Download PDFInfo
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- CN102388893A CN102388893A CN2011103186475A CN201110318647A CN102388893A CN 102388893 A CN102388893 A CN 102388893A CN 2011103186475 A CN2011103186475 A CN 2011103186475A CN 201110318647 A CN201110318647 A CN 201110318647A CN 102388893 A CN102388893 A CN 102388893A
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- tetraconazole
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- powdery mildew
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Abstract
The invention relates to a pesticide composition containing ZJ0712 and tetraconazole. The active ingredients of the pesticide composition are ZJ0712 and tetraconazole, wherein the weight ratio of ZJ0712 to tetraconazole is (10:1)-(1:10). The pesticide composition can be processed into a suspending agent, a water dispersible granule or emulsion in water. The pesticide composition provided by the invention can be used for preventing and controlling powdery mildews of wheat, fruit trees, vegetables and flowers. The pesticide composition disclosed by the invention has the advantages of decreased pesticide dose, reduced usage times, lowered chemical cost, and safety to crops.
Description
Technical field
The invention belongs to the pesticide sterilizing technical field, being specifically related to a kind of is the pesticide sterilizing composite of effective ingredient with ZJ0712 and tetraconazole, is used to prevent and treat wheat class, fruit tree, vegetables, flowers powdery mildew.
Background technology
Powdery mildew is one of the severe diseases the most that causes harm in the agricultural production, all can take place from seedling to each stage of results, and agricultural output, quality are affected greatly, and effectively preventing and controlling powdery mildew is one of important step in the agricultural cultivation.
Along with people's improves constantly food security, requirement on environmental protection, and the agricultural chemicals operating position on the crops that people depend on for existence also receives much concern.Along with progressively eliminating of high-toxic pesticide, need efficient, low toxicity, safety, environment amenable pharmaceutical preparations.Simultaneously, the long-term use of agricultural chemicals makes developing immunity to drugs of disease pest and weed, and is also increasingly high to the requirement of control medicament, and this just needs the agricultural chemicals research staff to develop the pharmaceutical preparations of highly effective and safe, satisfies the control requirement.Because China's agricultural chemicals initiative is started late, the pesticide species with independent intellectual property right can't be satisfied the demand, so the mixed pesticide preparation of development of new, is the only way of current agricultural chemicals development.
ZJ0712 is a kind of new methoxy acrylic systemic fungicide, has protection and therapeutic action.Fungicidal spectrum is wide, bactericidal activity is high, instant effect, and resistance of rainwater washing against, lasting period are long, belongs to efficient, low toxicity, less-persistent pesticide.Powdery mildew (like cucurbits powdery mildew, apple mildew etc.), rust (like apple rust, rust of pear etc.), downy mildew (grape and cucumber downy mildew etc.), anthracnose (like cucumber, watermelon and mango anthracnose etc.) to various crops all show excellent control efficiency.
Tetraconazole, the mechanism of action and characteristics are sterol demethylation inhibitor, have well in absorption, therefore can be, and in conducted inside promptly by plant absorbing; Have good protection and therapeutic activity.6 weeks of lasting period.Be applicable to cereal crop such as wheat, barley, oat, rye etc., fruit tree such as banana, grape, pears, apple etc., vegetables such as melon, beet, ornamental plants etc.Can prevent and treat Erysiphe, Puccinia, Rhynchosporium spp, nuclear cavity Pseudomonas and the microbial disease of Septoria, like wheat powdery mildew, loose smut of wheat, wheat rust, the bunt of wheat, wheat grain husk blessing disease, barley leaf blotch, loose smut of barley, barley banded sclerotial blight, maize head smut, head smut of sorghum, melon and fruit powdery mildew, sigatoka, alternaria leaf spot of apple, pear scab and grape powdery mildew etc.Both but cauline leaf was handled, and also can make seed treatment and use.
Being mixed and using of ZJ0712 and tetraconazole still do not have report at present.
Summary of the invention
The object of the present invention is to provide a kind of efficient, low toxicity, low cost, quick-acting is good, the lasting period is long, to crop safety, environment amenable composition pesticide.
The inventor after discovery ZJ0712 and tetraconazole are mixed in certain proportion, has significant synergistic effect to powdery mildew through a large amount of indoor bioassay test and field medicine effect test.
On the basis of above-mentioned discovery, through further research, formed technical scheme of the present invention, that is: a kind of composition pesticide, effective ingredient is ZJ0712 and tetraconazole, the parts by weight ratio of ZJ0712 and tetraconazole is 10
:1～1
:10.The percentage by weight of weight summation in composition pesticide of ZJ0712 and tetraconazole is 5%～80%.
Composition pesticide of the present invention can be processed into the application forms that suitable agricultural such as suspending agent, water-dispersible granules is used according to well known to a person skilled in the art method.
Composition pesticide of the present invention also contains the required auxiliary element of preparation pesticidal preparations; Comprise one or more mixing in emulsifier, wetting agent, stabilizing agent, dispersant, thickener, antifoaming agent, antifreezing agent, disintegrant, binding agent, filler, filler, the medium etc.; Be known substance; Be various auxiliary agents commonly used in the pesticidal preparations, can change to some extent, do not have special qualification according to different situations.
For suspending agent, the emulsifier of use can be one or more in naphthalene or Fluhyzon formaldehyde condensation products and salt thereof, Nongru-700 # (common name alkyl phenol formaldehyde resin polyoxyethylene ether), agricultural newborn 1601# (common name triphen ethyl-phenol polyoxyethylene polyoxypropylene block polymer), the sorbitan monostearate.The dispersant that uses can be lignin and derivative sulfonate, polycarboxylate, draw back in powder, the alkylnaphthalene sulfonate one or more.The wetting agent that uses can be one or more in naphthalene sulfonate, alkylsulfonate, alkyl sulfate, the withered powder of tea, spaonin powder, APES formaldehyde condensation products phosphate, the phenethyl phenol polyethenoxy base ether phosphate.Thickener can be one or more in bentonite, methylcellulose, Magnesiumaluminumsilicate, polyvinyl alcohol, the xanthans; Preservative can be one or more in formaldehyde, Sodium Benzoate, the benzoic acid; Antifoaming agent is an organosilicon; Antifreezing agent can be one or more in ethylene glycol, propane diols, urea, glycerine, the sodium chloride.
For water dispersible granules, the dispersant of use can be one or more in lignin and derivative sulfonate thereof, polycarboxylate, alkylnaphthalene sulfonate, the naphthalenesulfonate formaldehyde condensation compound.Wetting agent can be one or more in alkyl sulfate, alkylsulfonate, naphthalene sulfonate, the NPE.Disintegrant can be one or more in sodium bicarbonate, urea, ammonium sulfate, aluminium chloride, the sucrose.Binding agent can be one or more in corn starch, CMC, the diatomite.In filler such as kaolin, white carbon, talcum powder, calcium bicarbonate, diatomite, the potter's clay one or more.
Composition pesticide described in the invention can the finished product preparation form provide, and promptly each material mixes in the composition, and the composition of composition also can single agent form provide, and directly in bucket or jar, mixes before the use, is diluted to desired concn then.
Composition pesticide described in the invention is used to prevent and treat wheat class, fruit tree, vegetables, flowers powdery mildew.
Composition pesticide described in the invention adopts the method for spraying to use usually, also can adopt agricultural to go up other operation technique of using as required.
Composition pesticide described in the invention has following beneficial effect.
1, composition pesticide provided by the invention; In certain ratio range, show obvious synergistic effect; The control efficiency of composition is significantly improved than single agent, has reduced the using dosage of agricultural chemicals, has reduced the medication number of times; Reduced drug cost, reduced the adverse effect of agricultural chemicals ecotope.
2, composition pesticide provided by the invention, two kinds of effective ingredient mechanism of action have nothing in common with each other, and help overcoming and delay the drug-fast generation of germ, prolong the service life of medicament.
3, composition pesticide provided by the invention, the drug effect performance is rapid, and the lasting period is long, and use cost reduces, and easy to use, time saving and energy saving, it applies huge economic benefit and social benefit.
4, composition pesticide provided by the invention, the formulation environmental protection is to crops safety.
Embodiment
In order to make the object of the invention, technical scheme and advantage more short and sweet, the present invention describes with following specific embodiment, but the present invention only limits to these examples absolutely not.The following stated is merely the present invention embodiment preferably, only is used to describe the present invention, can not be interpreted as the restriction to scope of the present invention.Should be pointed out that all any modifications of within spirit of the present invention and principle, being made, be equal to replacement and improvement etc., all should be included within protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with accompanying claims.
In these embodiment, unless otherwise indicated, all percentages all are weight percentage.
Dissimilar pesticide active ingredients being carried out composite, is a kind of effective means that solves problem such as use cost and pesticide resistance in the agricultural chemicals list agent application process at present.After dissimilar pesticide active ingredients is mixed, show three kinds of type of action usually, i.e. summation action, synergistic effect, antagonism.The inventor finds that ZJ0712 and tetraconazole in certain mixed ratio scope, have significant synergies to the white powder germ on the basis of a large amount of indoor and outdoors biometric tests.
Biologicall test embodiment 1: the composite Toxicity Determination of ZJ0712 and tetraconazole to the powdery mildew of cucumber bacterium.
Material is selected: the sick leaf of powdery mildew of cucumber that picks up from the field.
Test method:, process single agent mother liquor respectively earlier with former medicine of acetone solution 98% ZJ0712 and the former medicine of 94% tetraconazole.According to the preliminary experiment result, on the basis of above-mentioned single agent mother liquor, an amount of two former medicines are mixed with the mixture of five kinds of different proportionings, be mixed with 6 series mass concentration solution for later use with the aqueous solution dilution that contains 0.1% Tween 80 respectively again.The ZJ0712 dilution is 160 μ g/ml, 80 μ g/ml, 40 μ g/ml, 20 μ g/ml, 10 μ g/ml, 5 μ g/ml; The tetraconazole dilution is 80 μ g/ml, 40 μ g/ml, 20 μ g/ml, 10 μ g/ml, 5 μ g/ml, 1 μ g/ml; Five kinds of different proportionings of ZJ0712 and tetraconazole (ratio of effective ingredient is 10:1,5:1,1:1,1:5,1:10) dilution is 64 μ g/ml, 32 μ g/ml, 16 μ g/ml, 8 μ g/ml, 4 μ g/ml.
Select the consistent cucumber seedling of growth, each processing selects for use 5 basins to supply the examination cucumber seedling, under 50PSI pressure, sprays the about 20ml of every basin with the Pottor spray tower.24h connects bacterium after the chemicals treatment, the sick leaf of the powdery mildew of cucumber of picking up from the field is evenly shaken off conidium inoculate on cucumber seedling, then cucumber seedling is put into the greenhouse and cultivates, and the morbidity grouping standard complete stool according to powdery mildew of cucumber behind the 7d is investigated disease index.
According to survey data, to press NY/T 1156.2-2006 and calculate each concentration of treatment supplying the mycelial growth inhibition rate of examination target bacterium, unit is percentage (%).
Logarithm value with drug concentration (μ g/ml) is independent variable x, is dependent variable y with the probit value of inhibiting rate, sets up the virulence regression equation formula respectively, adopts the EC of the single agent of DPS computed in software and each proportioning mixture
50The co-toxicity coefficient (CTC) of (95% confidence limit) and mixture.
According to the NY/T 1156.6-2006 bactericide synergy criteria for classifying: co-toxicity coefficient (CTC)>=120 shows as synergistic effect; Co-toxicity coefficient (CTC)≤80 shows as antagonism; 80＜co-toxicity coefficient (CTC)＜120 shows as summation action.
Table 1, ZJ0712 and tetraconazole and different proportioning are to the toxicity test result of powdery mildew of cucumber bacterium.
Can find out that from result of the test table 1 it is between 10:1～1:10 that ZJ0712 and tetraconazole are mixed at ratio of quality and the number of copies, co-toxicity coefficient (CTC value) promptly all shows obvious synergistic effect all greater than 120.ZJ0712 and tetraconazole are mixed and have reasonability and feasibility, are worth further land for growing field crops to be applied.
Below further specify with FORMULATION EXAMPLE.
FORMULATION EXAMPLE 1:5% ZJ0712 tetraconazole suspending agent.
ZJ0712 1%, tetraconazole 4, polycarboxylate 4% (dispersant); Nongru-700 #5% (emulsifier), lauryl sodium sulfate 2% (wetting agent), xanthans 2% (thickener); Organosilicon 0.5% (antifoaming agent), urea 1% (antifreeze), deionized water complements to 100%.
After above-mentioned raw materials mixed in proportion, emulsification made 5% ZJ0712 tetraconazole suspending agent through high speed shear.
FORMULATION EXAMPLE 2:15% ZJ0712 tetraconazole suspending agent.
ZJ0712 5%, tetraconazole 10%, sodium lignin sulfonate 5% (dispersant); Farming newborn 1601#4% (emulsifier), lauryl sodium sulfate 2% (wetting agent), Magnesiumaluminumsilicate 1% (thickener); Organosilicon 0.5% (antifoaming agent), ethylene glycol 1% (antifreeze), deionized water complements to 100%.
After above-mentioned raw materials mixed in proportion, emulsification made 15% ZJ0712 tetraconazole suspending agent through high speed shear.
FORMULATION EXAMPLE 3:20% ZJ0712 tetraconazole water dispersible granules.
ZJ0712 10%, tetraconazole 10%, sodium lignin sulfonate 7% (dispersant), polycarboxylic acid salt 5% (dispersant), lauryl sodium sulfate 2% (wetting agent), urea 20% (disintegrant), corn starch 5% (binding agent), filler kaolin to 100%.
Above-mentioned material added in the cone-type mixer together mix; After airslide disintegrating mill is pulverized; Material after the pulverizing mixes through cone-type mixer again, and mixed material fineness 98% is kneaded into the plasticity material through 325 mesh standard sieves in the adding kneader; At last this material is put into the Squeezinggranulator extruder grain, granulation is after drying, screening promptly make 20% ZJ0712 tetraconazole water dispersible granules.
Field efficacy embodiment 1:The composite field control effectiveness test of ZJ0712 and tetraconazole to powdery mildew of cucumber.
The test place is in Guangdong Huizhou Boluo County.Test medicine and dosage are seen table 2, and 20 square metres of each sub-district areas are repeated in 4 sub-districts of every processing.Carry out the dispenser first time at the powdery mildew of cucumber their early stage, convert the water even spraying, handle as blank with clear water.Carry out the dispenser second time after 7 days.Before first time medicine with medicine for the second time after the incidence of 7 days investigation powderys mildew of cucumber.5 samplings are adopted in every sub-district, every some investigation two strains, and every all blades of strain investigation, the percentage that accounts for the whole blade area with lesion area comes the classification record.Calculate and respectively handle disease index and control efficiency.
Grade scale: 0 grade: no scab.1 grade: lesion area accounts for below 5% of whole leaf area.
3 grades: lesion area accounts for 6%～15% of whole leaf area.5 grades: lesion area accounts for 16%～25% of whole leaf area.7 grades: lesion area accounts for 26%～50% of whole leaf area.9 grades: lesion area accounts for more than 50% of whole leaf area.
According to survey data, calculate disease index and control efficiency that each is handled.Computing formula is:
Can find out from result of the test table 2: ZJ0712, the agent of tetraconazole list are respectively 75.5%, 68.2% to the preventive effect of powdery mildew of cucumber.ZJ0712 of the present invention and tetraconazole composition pesticide preventive effect are apparently higher than single agent, and result of the test shows that fully the composite back of ZJ0712 and tetraconazole has obvious synergistic effect to powdery mildew of cucumber; Can improve drug effect; Reduce the using dosage of agricultural chemicals, reduce the medication number of times, reduce drug cost; Reduce the adverse effect of agricultural chemicals, be worth further promoting the use of ecotope.
The composite field control effectiveness test result of table 2, ZJ0712 and tetraconazole to powdery mildew of cucumber:
Claims (5)
1. composition pesticide that contains ZJ0712 and tetraconazole, it is characterized in that: effective ingredient is ZJ0712, tetraconazole.
2. a kind of composition pesticide that contains ZJ0712 and tetraconazole according to claim 1 is characterized in that: the parts by weight ratio of ZJ0712 and tetraconazole is 10
:1～1
:10.
3. a kind of composition pesticide that contains ZJ0712 and tetraconazole according to claim 1 and 2 is characterized in that: the percentage by weight of weight summation in composition pesticide of ZJ0712 and tetraconazole is 5%～80%.
4. a kind of composition pesticide that contains ZJ0712 and tetraconazole according to claim 1, it is characterized in that: described composition pesticide is processed into suspending agent or water-dispersible granules.
5. a kind of composition pesticide that contains ZJ0712 and tetraconazole according to claim 1 is characterized in that preventing and treating wheat class, fruit tree, vegetables, flowers powdery mildew.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110318647 CN102388893B (en) | 2011-10-19 | 2011-10-19 | Pesticide composition containing ZJ0712 and tetraconazole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110318647 CN102388893B (en) | 2011-10-19 | 2011-10-19 | Pesticide composition containing ZJ0712 and tetraconazole |
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| CN102388893A true CN102388893A (en) | 2012-03-28 |
| CN102388893B CN102388893B (en) | 2013-05-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106259374A (en) * | 2016-08-20 | 2017-01-04 | 田文华 | A kind of containing fluoxastrobin with the bactericidal composition of tetraconazole |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101637157A (en) * | 2008-07-30 | 2010-02-03 | 中国中化集团公司 | Fungicide composition |
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2011
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101637157A (en) * | 2008-07-30 | 2010-02-03 | 中国中化集团公司 | Fungicide composition |
Non-Patent Citations (1)
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| 朱卫刚等: "保护地蔬菜真菌病害化学防治进展", 《现代农药》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106259374A (en) * | 2016-08-20 | 2017-01-04 | 田文华 | A kind of containing fluoxastrobin with the bactericidal composition of tetraconazole |
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