CN102113506A - Pest killing composite containing thiamethoxam and imidacloprid - Google Patents
Pest killing composite containing thiamethoxam and imidacloprid Download PDFInfo
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- CN102113506A CN102113506A CN2010100015846A CN201010001584A CN102113506A CN 102113506 A CN102113506 A CN 102113506A CN 2010100015846 A CN2010100015846 A CN 2010100015846A CN 201010001584 A CN201010001584 A CN 201010001584A CN 102113506 A CN102113506 A CN 102113506A
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- imidacloprid
- thiophene worm
- worm piperazine
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Abstract
The invention discloses a pest killing composite containing thiamethoxam and imidacloprid, as well as a preparation method and application thereof. The pest killing composite is characterized by containing the thiamethoxam, the imidacloprid and other adjuvant, wherein the weight ratio of the thiamethoxam to the imidacloprid is 0.1-30:0.1-60. The pest killing composite can be applied to prevent and treat various piercing and sucking type pests. The composite is safe, environment-friendly, low in cost and good in effect. The indoor toxicity test and the test of pesticide effectiveness in fields prove that the compound of the two composites has obvious effect on target pests. In addition, as reports about the blending of the thiamehoxam and the imidacloprid do not exist at home and abroad, the invention is provided.
Description
Technical field
The invention belongs to the agriculture chemical compounding field, relate to a kind of Pesticidal combination and application thereof, especially a kind of is the bactericidal composition and the application thereof of main active with thiophene worm piperazine and Imidacloprid.
Background technology
In the real process of agricultural production, use chemical agent and be the most effectively means of control plant pest, but be the generation of pest resistance to insecticide by the problem that the chemical control insect is easy to generate most.And long-term use single chemical insecticide continuously high dose, cause a series of problems such as residual, environmental pollution of medicament easily.Reasonably chemical insecticide is composite or be mixed and have the expansion insecticidal spectrum, improve control efficiency, prolong the optimum period for applying fertilizer, reduce dosage, reduce poisoning, reduce residual, delay insect evil mite drug resistance and positive characteristics such as drug-fast generation and development, insecticidal/acaricidal agent is composite or to be mixed be one of the effective method the most that addresses the above problem.Exploitation new product insecticide price is constantly soaring, and by contrast, exploitation is efficient with research, low toxicity, low-residual composite be mixed have small investment, the lead time is short and be subjected to domestic and international attention, strengthens the development dynamics one after another.
Thiophene worm piperazine, English name: thiamethoxam, chemical molecular formula C
8H
10ClN
5O
3S, other title Acker Thailands (Actatra), fast win (Cruiser).Belong to second generation anabasine insecticide, the mechanism of action is similar to first generation anabasine insecticides such as Imidacloprids, has very high activity and safety.Thiophene worm piperazine not only have tag, stomach toxicity, systemic activity, and have wide, active high, the characteristics such as the lasting period is long of insecticidal spectrum, also as safe as a house to animal, do not have mutagenesis, teratogenesis, carcinogenesis, also as safe as a house to useful insect.In the utilization process, thiophene worm piperazine has insecticidal activity preferably, and Homoptera, thrips insect are had good preventive effect.But the thiophene worm piperazine of Xiao Shouing is a unitary agent in the market, and in fact, there is easily generation resistance in this unitary agent in preventing and treating the rice hoppers insect, and the control cost is more and more higher, the defective of quick-acting difference.
Imidacloprid, English Imidacloprid by name.The novel nitro-methylene-type systemic insecticide that it is a kind of efficient, wide spectrum, inhale in strong, have and tag and stomach poison function, the lasting period is long, the mechanism of action uniqueness, do not have cross resistance with other medicaments, be mainly used in upward important sucking pest of control agricultural such as aphid, plant hopper, thrips etc.But because the use for many years of Imidacloprid is faced with resistance problem, therefore, seek the compound synergic compound of Imidacloprid, slow down its resistance, become the task of the task of top priority.
Summary of the invention
The present invention's pleasantly surprised discovery in the Toxicity Determination experiment, the composite activity that can improve greatly of thiophene worm piperazine and Imidacloprid to insect, the insect to list agent of thiophene worm piperazine and Imidacloprid list agent generation resistance has higher activity equally.
Measure of the present invention realizes by following measures.
A kind of Pesticidal combination, it contains thiophene worm piperazine and Imidacloprid, and wherein the weight ratio of thiophene worm piperazine and Imidacloprid is 0.1～30: 0.1～60.
Described Pesticidal combination, wherein the more excellent weight ratio of thiophene worm piperazine and Imidacloprid is 1～30: 1～50.
Described Pesticidal combination, wherein to accumulate the weight ratio of shared preparation be 2～70% to two kinds of active principles of thiophene worm piperazine and Imidacloprid.
Described Pesticidal combination, thiophene worm piperazine and Imidacloprid and auxiliary agent, carrier etc. are processed into any one formulation that allows on the agricultural chemicals.
Described Pesticidal combination is characterized in that the formulation that can be processed into is suspending agent, aqueous emulsion, microemulsion, wetting powder, water dispersible granules and microcapsule formulations etc.
Described Pesticidal combination is used to prevent and treat the sucking pest on the various crop, as plant hopper, aphid etc.
Insecticides with synergistic effect takes following measure to realize:
One of technical scheme of the present invention, described Pesticidal combination are suspending agent, and the percentage by weight of component is:
Thiophene worm piperazine 0.1～30%
Imidacloprid 0.1～60%
Dispersant 5～20%
Antifreezing agent 0.5～3%
Thickener 0.1～2%
Defoamer 0.1～0.8%
Water surplus
The concrete production stage of this Pesticidal combination suspending agent is earlier other auxiliary agents to be mixed, mix through high speed shear, add thiophene worm piperazine and Imidacloprid, abrading-ball is 2～3 hours in ball crusher, make a diameter all below 5mm, make the suspending agent preparation that contains the Pesticidal combination of thiophene worm piperazine and Imidacloprid of the present invention.
Two of technical scheme of the present invention, described Pesticidal combination are aqueous emulsion, and the percentage by weight of component is:
Thiophene worm piperazine 0.1～30%
Imidacloprid 0.1～60%
Emulsifier 3～30%
Solvent 5～15%
Stabilizing agent 2～15%
Antifreezing agent 1～5%
Defoamer 0.1～8%
Thickener 0.2～2%
Water surplus
The concrete production stage of this Pesticidal combination aqueous emulsion is: at first former medicine thiophene worm piperazine is added with Imidacloprid, solvent and emulsifier, cosolvent and be in the same place, make and be dissolved into uniform oil phase; With part water, antifreeze, other insecticides adjuvant such as antimicrobial mixes into uniform water; When the reactor high speed stirs, oil phase is added water, slowly add water, open clipper and carry out high speed shear, and add remaining water, shear half an hour approximately, form the aqueous emulsion of oil-in-water type until reaching the phase inversion point.Promptly make the aqueous emulsion of the Pesticidal combination that contains thiophene worm piperazine and Imidacloprid.
Three of technical scheme of the present invention, described Pesticidal combination are microemulsion, and the percentage by weight of component is:
Thiophene worm piperazine 0.1～30%
Imidacloprid 0.1～60%
Solvent 1～30%
Emulsifier 3～30%
Stabilizing agent 2～15%
Synergist 2～10%
Water 10～78%
The concrete procedure of processing of this Pesticidal combination microemulsion is: thiophene worm piperazine and the former medicine of Imidacloprid are added in the solvent, add auxiliary agents such as emulsifier, stabilizing agent and synergist while stirring, at last it is added in the entry and stir, form transparent and homogeneous liquid, promptly get the microemulsion of the present composition.
Four of technical scheme of the present invention, described Pesticidal combination are wetting powder, and the percentage by weight of component is:
Thiophene worm piperazine 0.1～30%
Imidacloprid 0.1～60%
Dispersant 3～20%
Wetting agent 3～10%
Filler 10～70%
The concrete procedure of processing of this Pesticidal combination wetting powder is: press above-mentioned prescription with thiophene worm piperazine and Imidacloprid and dispersant, wetting agent and filler mixing, in stirred tank, evenly stir, behind airslide disintegrating mill, mixing, promptly can be made into the wetting powder of the present composition.
Five of technical scheme of the present invention, described Pesticidal combination are water dispersible granules, and the percentage by weight of component is:
Thiophene worm piperazine 0.1～30%
Imidacloprid 0.1～60%
Dispersant 3～20%
Wetting agent 3～10%
Disintegrant 2～5%
Filler 10～70%
The concrete procedure of processing of this Pesticidal combination water dispersible granules is: by above-mentioned prescription thiophene worm piperazine, Imidacloprid and dispersant, wetting agent, disintegrant and filler are mixed, pulverize with micro jet, through mediating, add then and carry out granulation, drying, screening in the fluidized bed prilling dryer after sample analysis makes the water dispersible granules that contains the Pesticidal combination of thiophene worm piperazine and Imidacloprid of the present invention.
Six of technical scheme of the present invention, described Pesticidal combination are microcapsule formulations, and the percentage by weight of component is:
Thiophene worm piperazine 0.1～30%
Imidacloprid 0.1～60%
Urea 5～20%
Formaldehyde 5～20%
Emulsifying dispersant 5～20%
Antifreezing agent 1～5%
Thickener 0.1～2%
Defoamer 0.1～0.8%
Water surplus
This Pesticidal combination microcapsule formulations procedure of processing is: add urea and formaldehyde (amount of substance ratio be about 1: 1.5～2.0) in the there-necked flask of agitating device is housed, about pH value to 8～9 with the sodium hydroxide solution regulator solution, be warming up to 70～80 ℃ then, reaction obtains stable urea resin prepolymer.The former medicine of getting a certain amount of thiophene worm piperazine and Imidacloprid is dissolved in the cyclohexane, and adds emulsifying dispersant in solution, follows vigorous stirring, and being made into the aqueous solution that contains emulsifying dispersant is the O/W type stable emulsion of water.Above-mentioned urea resin prepolymer is added in the emulsion, regulate the pH value, polymerization reaction take place under the acid catalysis condition is wrapped oil phase substance, forms microcapsule granule.Slowly heat up, solidify, temperature is controlled at 40～50 ℃, hardening time 1h.Select to add an amount of auxiliary agent, the microcapsule suspending agent that gets final product stablely.
Described emulsifier is selected from any one or more mixtures formed with arbitrary proportion in calcium dodecyl benzene sulfonate and aliphatic acid polyethenoxy ether, alkylphenol polyoxyethylene sulfosuccinate, styryl phenol APEO, polyoxyethylene nonylphenol ether, castor oil polyoxyethylene ether, aliphatic acid polyethenoxy base ester, the polyoxyethylene aliphatic alcohol ether.
Described dispersant is selected from one or more in polycarboxylate, sodium lignin sulfonate, alkylphenol polyoxyethylene formaldehyde condensation products sulphate, alkyl benzene sulfonate calcium salt, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkylphenol polyoxyethylene, aliphatic acid polyethenoxy ether, polyoxyethylene carboxylate, the fatty acid glyceride APEO.
Described solvent is any one or more mixed solvents formed with arbitrary proportion in dimethylbenzene or biodiesel, toluene, diesel oil, methyl alcohol, ethanol, n-butanol, isopropyl alcohol, turpentine oil, solvent naphtha, dimethyl formamide, dimethyl sulfoxide (DMSO), the water equal solvent.
Described wetting agent is selected from: one or more in lauryl sodium sulfate, calcium dodecyl benzene sulfonate, Nekal BX, wetting and penetrating agent F, alkylnaphthalene sulfonate, alkylphenol ethoxylate, polyoxyethylene triphenylethylene phosphenylic acid salt, spaonin powder, silkworm excrement, the soapberry powder.
Described synergist is meant to have the medicament of enhancing penetration, wetting extended capability, knock down insect speed, improve the resistance of rainwater washing against power of agricultural chemicals, thereby improve a class safety, environmental protection of agricultural insecticide effect, the New-type adjuvant of nontoxic, noresidue, optional in organic silicon pesticide synergist ZC-650 or organic silicon pesticide bleeding agent spreading agent Agrowet810c, agricultural organic silicon pesticide synergist Silwet408, azone any.
Described disintegrant is selected from: one or more in bentonite, urea, ammonium sulfate, aluminium chloride, citric acid, succinic acid, the sodium bicarbonate.
Described thickener is selected from: one or more in xanthans, CMC, hydroxyethylcellulose, methylcellulose, Magnesiumaluminumsilicate, the polyvinyl alcohol.
Described antimicrobial is selected from: one or both in Sodium Benzoate, sodium salicylate, the sodium sorbate.
Described stabilizing agent is selected from: a kind of in sodium citrate, resorcinol, the oxirane.
Described antifreeze is selected from: one or more in ethylene glycol, propane diols, glycerine, diethylene glycol (DEG), the triethylene glycol.
Described defoamer is selected from: silicone oil, silicone compound, C
10-20Saturated fat acid compounds, C
8-10In aliphatic alcohols compound and the polyoxyethylene glycerol ether one or more.
Described emulsifying dispersant comprises: wetting agent, dispersant, stabilizing agent, thickener, defoamer and antifreezing agent etc.
Described filler is selected from: one or more in kaolin, diatomite, bentonite, attapulgite, white carbon, starch, the precipitated calcium carbonate.
The invention has the beneficial effects as follows:
1, the used thiophene worm piperazine of the present invention is a second generation anabasine insecticide, and is similar with the first generation anabasine bactericide Imidacloprid mechanism of action, but architectural difference is bigger, does not have cross resistance again.
2, composite two kinds of insecticide double action mechanism can delay the generation of pest resistance to insecticide.
3, reduced the agricultural chemicals usage amount, strengthened friendly environment.
Specific embodiment
Further the present invention is made an explanation by following examples, but can not limit the scope of the invention.
The different proportioning co-toxicities of Imidacloprid with thiophene worm piperazine
1.1 reagent agent
The former medicine of 95% Imidacloprid (imidacloprid), the former medicine of 90% thiophene worm piperazine (Thiamethoxam), Imidacloprid and thiophene worm piperazine different proportion mixture, above-mentioned former medicine provides by bio-safety technical college agricultural chemicals teaching and research room of Agricultural University Of Hunan.
1.2 for examination worm source
Brown plant-hopper (Nilaparvata lugens Stal) nymph.
1.3 single agent assay method
Adopt rice stem infusion process, take the healthy and strong consistent booting rice strain in mid-term, clean, be cut into the long company's root rice stem of 15cm, drying in the air in the place, cool place does not have washmarking to the surface, standby.According to the preliminary experiment result, former medicine is made into 10% missible oil, be diluted with water to variable concentrations, with the clear water is contrast, places the rice stem of getting ready the soup of variable concentrations to soak 30s respectively, dries slightly after the taking-up, encase root with the rayon balls that soaks with clear water, put into test tube (high 180mm * diameter 18mm), the criteria for selection unanimity 3 age nymph, put into test tube, 20 of every pipes, the individuality of rejecting mechanical damage, supply 20, seal with wet gauze the upper end, and each concentration repeats 3 times, totally 60.Connecing test tube behind the worm, to put into temperature be that 26 ℃, relative moisture are 70% insectary, check dead, the borer population of living behind the 48h, calculate lethality, and proofread and correct, ask virulence regression equation, the lethal dose of 50 (LC50) and correlation coefficient (r) with probability value analytical method then with the lethality of contrast.
1.4 the joint toxicity measuring method of different proportionings
According to the toxicity test result of single agent, by the active ingredient mass ratio
Thiophene worm piperazine: the ratio that Imidacloprid was respectively 8: 1,5: 1,3: 1,2: 1,1: 1 is mixed.Adopt above-mentioned 1.3 methods to carry out toxicity test, calculate LC50, and press the abundant method of Sun Yun and calculate co-toxicity coefficient (CTC).Co-toxicity coefficient CTC, computing formula is as follows: (with the Imidacloprid is the standard medicament, and its toxicity index is 100):
LC50 * 100 of the LC50/ thiophene worm piperazine of toxicity index (the TI)=Imidacloprid of thiophene worm piperazine
LC50 * 100 of the LC50/M of actual toxicity index (ATI)=Imidacloprid of M
TI * the P of theoretical toxicity index (TTI)=Imidacloprid of M
(Imidacloprid)TI * the P of+thiophene worm piperazine
(thiophene worm piperazine)
TTI * 100 of the ATI/M of the co-toxicity coefficient of M (CTC)=M
In the formula:
M is a thiophene worm piperazine and the mixture of the different proportionings of Imidacloprid
P
(thiophene worm piperazine)Be thiophene worm piperazine shared ratio in mixture
P
(Imidacloprid)Be Imidacloprid shared ratio in mixture
2.1 toxicity test result
Imidacloprid, thiophene worm piperazine are to the indoor measurement result of brown plant-hopper
| Handle title | Proportioning | Virulence regression equation (Y=a+bx) | The correlation coefficient r value | LC50 (mg/L) | LC95 (mg/L) | Co-toxicity coefficient (CTC) |
| Imidacloprid | - | Y＝2.0106+2.7223x | 0.9864 | 12.5339 | 50.38377 | - |
| Thiophene worm piperazine | - | Y＝1.0541+2.2895x | 0.9867 | 52.9063 | 276.6614 | - |
| Thiophene worm piperazine: Imidacloprid | 8∶1 | Y＝2.2982+1.8373x | 0.9870 | 29.5512 | 232.1939 | 131.85 |
| Thiophene worm piperazine: pyrrole worm | 5∶1 | Y＝2.3934+1.9970x | 0.9953 | 20.1974 | 134.5785 | 170.44 |
| Quinoline | ||||||
| Thiophene worm piperazine: Imidacloprid | 3∶1 | Y＝2.9240+1.7252x | 0.9980 | 15.9720 | 143.4836 | 183.49 |
| Thiophene worm piperazine: Imidacloprid | 2∶1 | Y＝2.7720+1.7916x | 0.9904 | 17.5209 | 145.0927 | 145.62 |
| Thiophene worm piperazine: Imidacloprid | 1∶1 | Y＝2.7570+1.8868x | 0.9851 | 15.4458 | 114.9685 | 56.06 |
As can be seen from the table, in being mixed of different proportion, its co-toxicity coefficient is all greater than 120, show certain synergistic effect, wherein thiophene worm piperazine: Imidacloprid is that 3: 1 synergistic effect is the most obvious, and co-toxicity coefficient is 183.49, secondly be thiophene worm piperazine: Imidacloprid is 5: 1, and co-toxicity coefficient is 170.44.Result of the test shows that thiophene worm piperazine, two kinds of medicaments of Imidacloprid all have higher activity to brown plant-hopper under indoor conditions, and its LC50 is respectively 12.5339mg/L and 52.9063mg/L.The result of the test of different proportion proportioning shows, by active ingredient thiophene worm piperazine: Imidacloprid is 8: 1,5: 1,3: 1,2: 1 o'clock, all shows stronger synergistic effect, and wherein with thiophene worm piperazine: Imidacloprid is 2: 1～5: 1 o'clock, and synergistic effect is best.Suggestion is carried out further field control effectiveness test to the mixture preparation of 3: 1 left and right sides scopes of suitable proportion, to estimate its field practical application effect.
3.1 the field experiment data are surveyed rice fulgorid, thrips
Spraying time and method: in dispenser in afternoon on September 17 in 2009, be that (nymph peak rice fulgorid hundred root and stem of certain plants worms amount only is about 200 for the first time in double cropping late rice rice fulgorid master evil low age nymph peak period the 5th (3) second time in generation of generation during dispenser, generally there is not the dispenser control), hundred root and stem of certain plants insect density reach more than 1000, are mainly to prevent and treat optimum period in this generation.Adopt the spraying of bodyguard's board 16 type manual sprayers, every mu sprays soup 48kg, is sprayed on the paddy rice middle and lower part with the straight shower nozzle of thick mist during spraying.The Tanaka 3-5cm that pours water is dark before the dispenser, keeps not discharging in 7 days, and it is dried to allow it fall naturally.
Investigation method:
Adopt diagonal 3 point samplings, 3 points are investigated in each sub-district, and every some investigation 3 root and stem of certain plants are investigated 9 root and stem of certain plants altogether.This test is investigated 4 times altogether, i.e. investigation plant hopper radix before the medication, and 1,3,7 day investigation field plant hopper worm amount of living behind the medicine is calculated each insect population go down rate and correction preventive effect.
Drug effect is calculated: calculate drug effect by following formula:
Table 2 is handled chemical control rice hoppers field control effectiveness test result
Interpretation of result:
As shown in Table 2, to act on the effect of rice hoppers under 3: 1 proportioning remarkable for thiophene worm piperazine and Imidacloprid.The effect of its high concentration treatment region obviously is better than the low concentration treatment region under the same proportioning.Behind the medicine 3 days, its highest preventive effect can reach about 95%.Simultaneously, its complex preparation has obvious synergistic effect.Under recommended dose, use crop safety.
Handle chemical control eggplant thrips field control effectiveness test
Dispenser and method:
With WF-16 type knapsack hand sprayer spray medicine, shower nozzle is single fan nozzle, water outlet aperture 1mm, and operating pressure is 0.2-0.4Mpa, spray amount is 0.36-0.48L/min.Conventional spraying requires uniform and delicate, leaf positive and negative even spraying.To squirt the blade face, the soup desire is not dripped and is advisable.
Control time, number of times and method
Investigate altogether 4 times, promptly at first investigate insect population radix before the medicine, the borer population remaining alive that next investigates behind the medicine 1,3,7 day calculates preventive effect.
Repeat altogether 4 times, get eggplant during investigation and push up that tender leaf is some slightly, add up the borer population alive above it, fixed point, decide strain, decide leaf investigation.
The drug effect computational methods
Borer population * 100 before the rate that goes down (%)=(borer population after the preceding borer population-dispenser of dispenser)/dispenser
Correction rate or preventive effect (%)=(the treatment region insect population rate of going down-check plot insect population go down rate)/(1-check plot insect population go down rate) * 100 of going down
Table 3 is handled chemical control eggplant thrips field control effectiveness test result
Interpretation of result:
As shown in Table 3, thiophene worm piperazine and Imidacloprid are under 3: 1 proportioning, and not only the preventive effect for rice hoppers is remarkable, and be simultaneously also more outstanding for the effect of eggplant thrips.The effect of its high concentration treatment region obviously is better than the low concentration treatment region under the same proportioning.Behind the medicine 3 days, its highest preventive effect can reach about 95%.Simultaneously, its complex preparation has obvious synergistic effect.Under recommended dose, use crop safety.
Claims (6)
1. Pesticidal combination, it is characterized in that: contain two kinds of active components of thiophene worm piperazine and Imidacloprid, wherein the weight ratio of thiophene worm piperazine and Imidacloprid is 0.1～30: 0.1～60.
2. Pesticidal combination according to claim 1 is characterized in that: the more excellent weight ratio of thiophene worm piperazine and Imidacloprid is 1～30: 1～50.
3. Pesticidal combination according to claim 1 is characterized in that: the percentage by weight that thiophene worm piperazine and Imidacloprid are accumulated shared preparation is 2～70%.
4. Pesticidal combination according to claim 1 is characterized in that: thiophene worm piperazine and Imidacloprid and auxiliary agent and cosolvent are re-dubbed any one formulation that allows on the agricultural chemicals.
5. Pesticidal combination according to claim 4 is characterized in that: the formulation that can be processed into is suspending agent, aqueous emulsion, microemulsion, wetting powder, water dispersible granules and microcapsule formulations etc.
6. Pesticidal combination according to claim 1 is characterized in that: be applied to controlling sucking insects.
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| CN103222472A (en) * | 2013-05-06 | 2013-07-31 | 南通金陵农化有限公司 | Compound pesticide |
| CN103561569A (en) * | 2011-05-10 | 2014-02-05 | 日本曹达株式会社 | Liquid insecticide composition |
| CN104542719A (en) * | 2013-10-25 | 2015-04-29 | 江西省新龙生物科技有限公司 | Seed treating agent based on insect viruses and thiamethoxam |
| CN106719775A (en) * | 2016-12-31 | 2017-05-31 | 广西乐土生物科技有限公司 | Imidazo-triazine Pesticidal combination |
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| CN103561569A (en) * | 2011-05-10 | 2014-02-05 | 日本曹达株式会社 | Liquid insecticide composition |
| CN103561569B (en) * | 2011-05-10 | 2016-05-18 | 日本曹达株式会社 | Liquid insecticide composition |
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| CN102349508A (en) * | 2011-08-19 | 2012-02-15 | 中国农业科学院郑州果树研究所 | Slow-release pesticide band for controlling woolly apple aphid and method for same |
| CN102349508B (en) * | 2011-08-19 | 2013-09-18 | 中国农业科学院郑州果树研究所 | Slow-release pesticide band for controlling woolly apple aphid and method for same |
| CN103222472A (en) * | 2013-05-06 | 2013-07-31 | 南通金陵农化有限公司 | Compound pesticide |
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Application publication date: 20110706 |