CN101485317A - Herbicidal composition for fields of peanut and other crops - Google Patents
Herbicidal composition for fields of peanut and other crops Download PDFInfo
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- CN101485317A CN101485317A CNA2009100142336A CN200910014233A CN101485317A CN 101485317 A CN101485317 A CN 101485317A CN A2009100142336 A CNA2009100142336 A CN A2009100142336A CN 200910014233 A CN200910014233 A CN 200910014233A CN 101485317 A CN101485317 A CN 101485317A
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Abstract
The invention relates to a herbicide composition which is applied to peanut, soybean and cotton fields and can prevent and eliminate monogenus and dicotyledonous weeds simultaneously. The herbicide composition comprises the following components in percentage by weight: 3 to 96 percent of oxadiazon, 3 to 96 percent of S-metolachlor, 1 to 20 percent of auxiliary agent, and 5 to 95 percent of solvent and carrier. The herbicide composition can overcome the shortages that the current peanut field herbicide has single performance, a large number of weeds generate resistance to acetochlor, weed community generates succession, and various malignant weeds such as copperleaf, pieprint, and the like are difficult to prevent and eliminate, and the like. The herbicide composition has the advantages of wide herbicide controlling spectrum, high weed killing efficiency, low using cost, and safety to peanuts, soy beans and cottons, and can remarkably retard and control the generation of weed drug resistance and the weed community succession.
Description
Technical field:
The invention belongs to pesticide field, relate to a kind of herbicidal composition, be particularly suitable for peanut, soybean, cotton field weed and prevent and kill off.
Background technology:
Along with cropping system reform and international trade change, the cultivated area of peanut, soybean, cotton enlarges year by year.Peanut, soybean, cotton field weed are of a great variety, win honour for, strive fertilizer with crop, strive water, but bursting mulch film also is the key factor that causes crop yield loss.The weed killer herbicide that use in peanut, soybean, cotton field mostly is soil processing herbicide, peanut, the soybean owner of farmland will be based on Acetochlor, the cotton owner of farmland will be based on Acetochlor, trefanocide, along with the long-time continuous of Acetochlor, trefanocide is used, its weeds that develop immunity to drugs are increased year by year, and because weed killer herbicides such as Acetochlor to the selectivity of weeds, cause susceptible weeds quantity to descend, and quantity such as insensitive weeds acalypha copperleaf, piemarker rise, and cause that obvious variation has taken place weed community; Particularly since on May 29th, 2006, Japan implemented " positive list system ", the agricultural chemicals that regulation is limited the quantity of relate to the kind more than 300 that reaches of peanut, residually stipulated more strict examination criteria, particularly the Acetochlor residue criterion is 0.01ppm, by this standard, just present China Acetochlor behaviour in service is difficult to reach export standard basically.At the situation of this sternness, be badly in need of research and development in the production to peanut, soybean, cotton safety, to weeds novel herbicide kind efficiently, in order to substitute Acetochlor.
Summary of the invention:
Technical problem:
The purpose of this research is that to solve present peanut, soybean, cotton field soil processing herbicide single, and herbicidal effect descends, and the problem that increases the weight of year by year of weeds pesticide resistance and weed community succession.The complex preparation of research uses before peanut, soybean, cotton are broadcast preceding or broadcast the back seedling, can prevent and kill off most of single, double cotyledon weeds simultaneously.
Technical scheme:
The purpose of this invention is to provide a kind of peanut, soybean, efficient, economic, safe herbicidal composition of cotton field controlling weeds of being used for.
Herbicidal composition Yi Evil humulone provided by the invention and isopropyl methoxalamine are active ingredient, and adding assistant and solvent or carrier process.Its each component and percentage by weight thereof are respectively: Evil humulone 3%～96%, isopropyl methoxalamine 3%～96%, auxiliary agent 1%～20%, solvent or carrier 5%～95%.
Evil humulone Shi oxadiazole ketone weed killer herbicide, have another name called Lonster, farming think it etc., english common name: oxadiazon.The Evil humulone can be used for crop fields such as peanut, soybean, cotton, paddy rice, all can use in early days before the weeds seedling and behind the seedling.Can effectively prevent and kill off weeds such as lady's-grass, wild millet, green foxtail, barnyard grass grass, flowerofanhour root or herb, kitchen garden, piemarker, Amaranthus retroflexus, lamb's-quarters, pharbitis nilChoisy, Pharbitis purpurea, Siberian cocklebur, black nightshade, acalypha copperleaf, prevent and kill off dicotyledonous leaf weeds effect and be better than monocotyledon weed.
Isopropyl methoxalamine is acetamide-group herbicides, can be absorbed by plant plumule, enters Profilin enzymatic synthesis in the plant corpus, and bud and root stop growing, and adventive root can't form.Have another name called Dole, all you etc., english common name: metolachlor.Isopropyl methoxalamine is mainly used in the farmlands such as peanut, soybean, cotton, corn, prevents and kill off annual weed such as green foxtail, lady's-grass, barnyard grass grass, eleusine indica, lamb's-quarters, kitchen garden, Amaranthus retroflexus, prevents and kill off the monocotyledon weed effect and is better than broadleaf weed.
After Evil humulone and isopropyl methoxalamine are used with, can have complementary advantages, enlarge and kill the grass spectrum, improve and kill careless effect, also show significant synergistic effect; This Herbicidal combinations is good to peanut, soybean, cotton, succession crop and environmental safety simultaneously, uses flexibly.
Herbicidal composition involved in the present invention is characterized in that: its each component and percentage by weight thereof are respectively: Evil humulone 3%～96%, isopropyl methoxalamine 3%～96%, auxiliary agent 1%～20%, solvent or carrier 5%～95%.This herbicidal composition can be used for the peanut field broadcast preceding or broadcast the back seedling before soil treatment prevent and kill off multiple weeds.
The total amount of Evil humulone and isopropyl methoxalamine can be 6～99 weight portions in the herbicidal composition involved in the present invention, with 30～90 weight portions for well.The weight ratio of Evil humulone and isopropyl methoxalamine for well, serves as better with 1:5 to 5:1 with 1:10 to 10:1, also is its principal character.
Herbicide Zu He Wu Evil humulone and isopropyl methoxalamine involved in the present invention are composite with certain proportion, add conventional insecticides adjuvant or carrier, adopt universal method can be processed into various formulations, can be for missible oil, microemulsion, dispersibility granula, suspension emulsion, oil-suspending agent, aqueous suspension agent, do a kind of in outstanding agent, aqua, wetting powder, soluble powder, granule, the sustained release agent, especially with missible oil and microemulsion for well.
The said conventional pesticide auxiliary agent of the present invention be in emulsifier, synergist, stabilizing agent, dispersant, wetting agent, bleeding agent, spreader-sticker, antifreezing agent, the water a kind of, two kinds, three kinds, four kinds, five kinds or six kinds.The amount of auxiliary agent is 5～40 weight portions.
The said solvent of the present invention is toluene, dimethylbenzene, methyl-sulfoxide, acetone, N, a kind of in dinethylformamide, butanone, cyclohexanone, pyrrolidone, methyl alcohol, isopropyl alcohol, butanols, ethylene glycol, ethyl acetate, butyl acetate, acetonitrile, oxolane, machine oil, the vegetable oil or two kinds.Quantity of solvent is 5～70 weight portions.
The said carrier of the present invention is a kind of in water, bentonite, diatomite, kaolin, talcum, clay, mica, zeolite, pyrophillite, white carbon, precipitated calcium carbonate, rice husk, the phosphorus mud etc.The amount of carrier is 5～70 weight portions.
The said surfactant as emulsifier of the present invention is the common non-ionic surface active agent or the single agent or the complex preparation of cationic surfactant or anion surfactant.Wherein ionic surfactant pack is drawn together: alkylphenol polyoxyethylene, alkyl phenol polyethenoxy ether, benzylphenol polyvinyl chloride ether, phenethyl polyvinyl chloride polyethenoxy ether, fatty acid oxirane ester, sorbitan fatty acid ester etc.Cationic surfactant comprises: fatty amine salt, fat primary amine salt, fatty primary secondary amine salt etc.Anion surfactant comprises: alkyl benzene calcium sulfonate, alkyl sulfonic acid calcium, fatty alcohol-polyoxyethylene ether calcium sulphate, phenethyl phenol polyethenoxy ether sulfate, alkyl polyoxyethylene ether phosphate etc.The amount of emulsifier is 5～35 weight portions.
The synergist that the present invention adopts comprises methylating of plant oil or ethylating vegetable oil, as methylate or ethylating soybean oil, rapeseed oil, sunflower oil, peanut oil, peanut seed wet goods, any and positive structure, isomery alcohol or carbon carbon 3～6 are the compound that 2～5 diol reaction generates in these six kinds of the lauric acid of fatty acid ester, myristic acid, palmitic acid, oleic acid, linoleic acid.The bleeding agent that adopts is azone or thiophene ketone.The consumption of synergist or bleeding agent accounts for 0.1～30 weight portion in composition.
Production technology of the present invention: prepare with the conventional method that those skilled in the art all know.
The preparation Shi of missible oil puts into the former medicine of Evil humulone in the reactor, add a part of solvent, be heated to about 50 ℃, make it dissolving under stirring, add solvent, the synergist of auxiliary agents such as isopropyl methoxalamine, surfactant, remainder then successively, promptly obtain the missible oil product after stirring.
The preparation Shi of microemulsion puts into the former medicine of Evil humulone in the reactor, add solvent, be heated to about 50 ℃, make it dissolving under stirring, add auxiliary agent, synergist, water such as isopropyl methoxalamine, surfactant then successively, promptly obtain the microemulsion product after stirring.
The preparation Shi of suspending agent or suspension emulsion grinds in the former medicine adding of Evil humulone levigator, adds auxiliary agent, water, synergist such as isopropyl methoxalamine, surfactant then, obtains the suspending agent product after stirring.
Herbicidal composition using method of the present invention is peanut, soybean, cotton is broadcast preceding or broadcast the preceding soil spraying of back seedling processing, can prevent and kill off the weeds of being unearthed, and the weeds seedling of being unearthed is also had certain control effect.
Advantage of the present invention:
1. broad weed-killing spectrum is especially good to the malignant weed preventive effect that is difficult to prevent and kill off.One of active ingredient proposed by the invention ， Evil humulone can kill most broadleaf weed, and is slightly poor to the monocotyledon weed preventive effect; It is effective that isopropyl methoxalamine is prevented and kill off unifacial leaf, poor to the broadleaf weed effect of preventing and kill off; Be mixed use after, enlarged and killed the grass spectrum, a dispenser can be prevented and kill off single broadleaf weed simultaneously, not only can prevent and treat the weeds of not being unearthed, can also control the little grass that has been unearthed, strengthened herbicidal effect, especially the malignant weed Siberian cocklebur that Acetochlor is difficult to prevent and kill off, piemarker, black nightshade, field thistle, acalypha copperleaf etc. have good preventive effect.
2. to crop safety.Herbicidal composition proposed by the invention is degraded easily in plant corpus, to peanut, soybean, cotton safety, has no side effect; Residual life, lack in soil, to succession crop safety.
3. saving cost.Herbicidal composition proposed by the invention, can disposablely prevent and kill off peanut, soybean, cotton Tanaka's annual gramineous weed and broad leaved weeds, not only have and seal herbicidal effect preferably, and has an effect of preventing and kill off the weeds seedling of being unearthed preferably, accomplish to see that grass kills grass, do not have the grass sealing, season dispenser is once saved drug cost greatly.
4. delay and control the succession of drug-fast generation of weeds and field weed community.Evil humulone and isopropyl methoxalamine belong to two class weed killer herbicides, effect characteristics difference, and weeds are difficult for developing immunity to drugs; Kill the grass spectrum owing to enlarged, anti-except the most weeds in field, also delayed the generation of weed community succession.
Embodiment
Following examples are further detailed the present invention, help further understanding of the invention, and embodiment does not limit protection scope of the present invention, and protection scope of the present invention is determined by claim.
Embodiment 1
Composition percentage by weight (%)
Evil humulone 40
Isopropyl methoxalamine 20
Farming breast 1600
#8
Sodium alkyl benzene sulfonate 2
Butanols 30
Above-mentioned various materials are added in the reactor successively, under stirring condition, it is fully mixed, be crushed to certain fineness and can obtain 60% Evil humulone isopropyl methoxalamine missible oil (2:1) herbicidal composition finished product.
Embodiment 2
Composition percentage by weight (%)
Evil humulone 25
Isopropyl methoxalamine 25
Sodium lignin sulfonate 5
Kaolin 35
Disintegrant 10
Above-mentioned various compositions are mixed, grind, mix suitable quantity of water and mist projection granulating, drying gets final product to such an extent that 50% Evil humulone isopropyl methoxalamine is done outstanding agent (1:1) herbicidal composition finished product.
Embodiment 3
Composition percentage by weight (%)
Evil humulone 20
Isopropyl methoxalamine 40
Farming breast 600
#6
Neopelex 9
Palmitic acid 2
Water 23
Above-mentioned various compositions are mixed, in sand mill, be ground to the active ingredient particle diameter, sample examination, qualified 60% Evil humulone isopropyl methoxalamine aqueous suspension agent (1:2) the herbicidal composition finished product that promptly gets of every index less than 3 μ m.
Embodiment 4
Composition percentage by weight (%)
Evil humulone 10
Isopropyl methoxalamine 30
Farming breast 600
#10
Methanonaphthalene sodium sulfonate 6
Dimethylbenzene 44
Above-mentioned various materials are added in the reactor successively, under stirring condition, it is fully mixed, be crushed to certain fineness and can obtain 40% Evil humulone isopropyl methoxalamine missible oil (1:3) herbicidal composition finished product.
Embodiment 5
Composition percentage by weight (%)
Evil humulone 15
Isopropyl methoxalamine 60
Calcium dodecyl benzene sulfonate 8
Lignin sodium sulphate 10
Bentonite 40
Above-mentioned various compositions are added in the reactor successively, stir, it is fully mixed, be crushed to certain fineness and promptly get 75% Evil humulone isopropyl methoxalamine wetting powder (1:4) herbicidal composition finished product.
The indoor biological activity determination of embodiment
In the glass greenhouse of heating installation is arranged, experimentize and try the cultivation of material, 10～35 ℃ of temperature.The seed of quantitative lady's-grass, barnyard grass grass, Amaranthus retroflexus, piemarker is sowed in the plastic basin that diameter is 8cm, lady's-grass, barnyard grass grass, the every basin of Amaranthus retroflexus are broadcast 40～50, the every basin of piemarker is broadcast 10～20, earthing 1～2mm, put into the enamel tray that water is housed, allow water infiltrate gradually, wait water to be seeped into and be transferred to the glass greenhouse cultivation after soil is shown, soil treatment is broadcast spraying in back 1 day and is handled.Sowing peanut, soybean, cotton in the time of the sowing weeds, 5～6 of every basin sowings, earthing 2～3cm.With the moisturizing of basin alms bowl bottom infiltrating irrigation mode, to keep soil moisture.Test according to test dose described in the table.Shi Yan Evil humulone establishes 25,50,100,200,400g a.i./hm
2, isopropyl methoxalamine establishes 50,100,200,400,800ga.i./hm
2, embodiment 1 to 5 establishes 25,50,100,200,400g a.i./hm
2, by the long-pending (0.2m of the actual spray of accurate spray tower powder
2, convert water 10mL, amount to a mu water consumption 33kg) accurately calculate and prepare required soup, pending plastic basin is gone in ring to be evenly arranged on the rotating spraying platform, and spraying is handled.Atomisation pressure 2kg/m
2, Conic nozzle flow 100mL/min.Every processing peanut, soybean, cotton and every kind of weeds are established 4 repetitions respectively.
Utilize the DPS process software to obtain the ED of toxicity regression formula, correlation coefficient and each medicament of each single agent and mixture embodiment
50, ED
90, and obtain the co-toxicity coefficient of the embodiment that respectively is mixed by the method for the abundant introduction of Sun Yun.
Calculate the fresh weight preventive effect that each is handled by following formula:
The ratio of toxicity index * B in mixture of the ratio+B of toxicity index * A in mixture of the toxicity index theoretical value=A of mixture
Criterion: co-toxicity coefficient＜80 are antagonism, are summation action between 80-120,〉120 o'clock be synergistic effect.
After each test dose of embodiment 1 to 5 and single agent was handled, peanut, soybean, cotton growth were all normal, and did not spray the medicine blank
Contrast growth basically identical illustrates that test medicine is to the experiment crop safety.
Each embodiment synergy indoor measurement result sees table 1, table 2 for details.From table 1, table 2 data as can be seen, embodiment 1 to 5 soil treatment, all greater than 100, it is composite to Shuo Ming Evil humulone and isopropyl methoxalamine, all shows as addition or synergistic effect to the co-toxicity coefficient of grassy weed and broad leaved weed.
Table 1 embodiment 1 to 5 indoor measurement soil treatment is to grassy weed ED
50, ED
90, co-toxicity coefficient and evaluation
Investigation: fresh weight method test in 30 days behind the medicine: potted plant
Table 2 embodiment 1 to 5 indoor measurement soil treatment is to broad leaved weed ED
50, ED
90, co-toxicity coefficient and evaluation
Investigation: fresh weight method test in 30 days behind the medicine: potted plant
Embodiment field test effect and evaluation
Each embodiment is adopted the method for soil treatment, carried out the field efficacy small plot experiment in peanut, soybean, cotton field respectively, sub-district area 20m
2, to repeat 4 times, arrange sub-district district's group at random, establishes blank.The viewing test medicament is to the safety of peanut, soybean, cotton after the dispenser, and behind the medicine 30 days, preventive effect was respectively handled in investigation, surveys harvest time and produces, and the viewing test medicament is to the influence of crop yield.
Embodiment 1,2 weeds in field preventive effects and peanut yield increasing effect
Test is located at Rizhao City Donggang District Tao Luo town, Shandong Province, and peanut varieties is that spend No. 11 the Shandong, and the overlay film spring flower is given birth to; The field main weeds is lady's-grass, barnyard grass grass, green foxtail, Amaranthus retroflexus, kitchen garden, acalypha copperleaf; The test spray date is on April 24th, 2008, behind peanut seeding, presses table 3 drug dose preparating liquid, with the spraying of knapsack sprayer soil, and covering with plastic film behind the spray medicine.4 points are got in dispenser 50 days, every sub-district at random, every some investigation 0.25m
2, record weeds kind and strain number calculate the strain preventive effect, and the harvesting peanut phase, the limit row was removed in every sub-district, and real receipts are surveyed and are produced, and calculate effect of increasing production.
Observe after the dispenser, it is normal that each handles peanut growth, do not see any symptom of chemical damage, illustrate that the test medicine field uses peanut safety, and weeding result of the test and harvest time survey product and the results are shown in Table 3.Complex preparation has enlarged grass spectrum extremely as can be seen, and the total preventive effect of single broadleaf weed is significantly higher than each single agent, and the test peanut is had effect of increasing production preferably.Show remarkable advantages.
Table 3 embodiment 1,2 weeds in field preventive effects and peanut yield increasing effect
Investigation: test in 50 days behind the soil treatment medicine: field plot trial
Embodiment 3,4 weeds in field preventive effects and soybean yield-increasing effect
Test is located at farm, lake, Nanyang, Jining City, Shandong Province, and soybean varieties is Gao Feng; The field main weeds is lady's-grass, barnyard grass grass, eleusine indica, Amaranthus retroflexus, kitchen garden, acalypha copperleaf, feather cockscomb, horse race seedling; The test spray date is that soybean is broadcast back seedling on June 18th, 1, press table 4 drug dose preparating liquid, usefulness knapsack sprayer soil even spraying.4 points are got in dispenser 30 days, every sub-district at random, every some investigation 0.25m
2, record weeds kind and strain number calculate the strain preventive effect, and the soybean harvest phase, the limit row was removed in every sub-district, and real receipts are surveyed and are produced, and calculate effect of increasing production.
Observe after the dispenser, it is normal that each handles soybeans they grow, do not see any symptom of chemical damage, illustrates that the test medicine field uses soybean safety, surveys weeding result of the test and harvest time to produce to the results are shown in Table 4.Complex preparation has enlarged grass spectrum extremely as can be seen, and the total preventive effect of single broadleaf weed is significantly higher than each single agent, and the test soybean is had effect of increasing production preferably.Show remarkable advantages.
Table 4 embodiment 3,4 weeds in field preventive effects and soybean yield-increasing effect
Investigation: test in 30 days behind the soil treatment medicine: field plot trial
Embodiment 5 weeds in field preventive effects and cotton effect of increasing production
Test is located at local official Room village, flood village, Liaocheng City Chiping County, Shandong Province, and cotton variety grinds 21 for the Shandong cotton.Sowing on April 29th, 2008.The field main weeds is lady's-grass, eleusine indica, Amaranthus retroflexus, kitchen garden, acalypha copperleaf, lamb's-quarters; The test spray date is that cotton is broadcast back seedling on April 29th, 1, press table 5 drug dose preparating liquid, usefulness knapsack sprayer soil even spraying.4 points are got in dispenser 50 days, every sub-district at random, every some investigation 0.25m
2, record weeds kind and strain number calculate the strain preventive effect, and the cotton harvesting phase, the limit row was removed in every sub-district, and real receipts are surveyed and are produced, and calculate effect of increasing production.
Observe after the dispenser, it is normal that each handles cotton growth, do not see any symptom of chemical damage, illustrates that the test medicine field uses cotton safety, surveys weeding result of the test and harvest time to produce to the results are shown in Table 5.Complex preparation has enlarged grass spectrum extremely as can be seen, and the total preventive effect of single broadleaf weed is significantly higher than each single agent, and the test cotton is had effect of increasing production preferably.Show remarkable advantages.
Table 5 embodiment 5 weeds in field preventive effects and cotton effect of increasing production
Investigation: test in 50 days behind the soil treatment medicine: field plot trial
In sum, herbicidal composition of the present invention has tangible using value and social benefit.
Claims (7)
1. herbicidal composition that is used for controlling weeds, it is characterized in that Yi Evil humulone and isopropyl methoxalamine are active ingredient, adding assistant and solvent or carrier process, its each component and percentage by weight thereof are respectively: Evil humulone 3%～96%, isopropyl methoxalamine 3%～96%, auxiliary agent 1%～20%, solvent or carrier 5%～95%.
2. claims 1 described herbicidal composition is characterized in that: soil treatment is prevented and kill off multiple weeds before can being used for peanut, soybean, the cotton field is broadcast preceding or broadcasting the back seedling.
3. according to claim 1,2 described herbicidal compositions, it is characterized in that: the total amount of Evil humulone and isopropyl methoxalamine can be 6～99 weight portions, with 30～90 weight portions for well.
4. according to claim 1,2 described herbicidal compositions, the weight ratio that it is characterized in that: Evil humulone and isopropyl methoxalamine with 1:10 to 10:1 for well.
5. according to claim 1,2 described herbicidal compositions, it is characterized in that the weight ratio of: Evil humulone and isopropyl methoxalamine serves as better with 1:5 to 5:1.
6. according to claim 1,2 described herbicidal compositions, it is characterized in that: the formulation of herbicidal composition is missible oil, microemulsion, dispersibility granula, suspension emulsion, oil-suspending agent, aqueous suspension agent, do a kind of in outstanding agent, aqua, wetting powder, soluble powder, granule, the sustained release agent.
7. the formulation of herbicidal composition according to claim 6 is characterized in that: the formulation of herbicidal composition with missible oil for well.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100142336A CN101485317A (en) | 2009-02-19 | 2009-02-19 | Herbicidal composition for fields of peanut and other crops |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100142336A CN101485317A (en) | 2009-02-19 | 2009-02-19 | Herbicidal composition for fields of peanut and other crops |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103340204A (en) * | 2013-07-17 | 2013-10-09 | 江苏龙灯化学有限公司 | Synergistic herbicide composition |
| CN103355312A (en) * | 2013-06-29 | 2013-10-23 | 海利尔药业集团股份有限公司 | Weed killing composition |
| CN106879605A (en) * | 2017-02-27 | 2017-06-23 | 山东省农业科学院植物保护研究所 | A kind of herbicidal composition of Han oxadiazons and S-metolachlor |
-
2009
- 2009-02-19 CN CNA2009100142336A patent/CN101485317A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103355312A (en) * | 2013-06-29 | 2013-10-23 | 海利尔药业集团股份有限公司 | Weed killing composition |
| CN103340204A (en) * | 2013-07-17 | 2013-10-09 | 江苏龙灯化学有限公司 | Synergistic herbicide composition |
| CN103340204B (en) * | 2013-07-17 | 2015-01-28 | 江苏龙灯化学有限公司 | Synergistic herbicide composition |
| CN106879605A (en) * | 2017-02-27 | 2017-06-23 | 山东省农业科学院植物保护研究所 | A kind of herbicidal composition of Han oxadiazons and S-metolachlor |
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Open date: 20090722 |