CN107041371A - Herbicidal composition and its application of a kind of Han oxaziclomefones and dichloro quinolinic acid - Google Patents

Abstract

The invention discloses a kind of Han oxaziclomefones and the herbicidal composition of dichloro quinolinic acid.Including containing active, into point oxaziclomefone and a dichloro quinolinic acid, the weight ratio in it between both oxaziclomefone and dichloro quinolinic acid is 32：1~1：32, preferably 8：1~1：8.Oxaziclomefone and the cumulant of dichloro quinolinic acid are the 0.1%~80% of the composition total weight, preferably 2%~20%.The composition component of the present invention is reasonable, activity when preventive effect is administered alone better than each component, with synergistic effect, expand control of weeds spectrum, a dispenser and prevent and kill off rice terrace grass family, Cyperaceae and broad leaved weed, spraying times are reduced, cost accounting is reduced, slows down the generation of Weed Resistance, it is good to crop safety, meet the security requirement of pesticidal preparations.

Description

Herbicidal composition and its application of a kind of Han oxaziclomefones and dichloro quinolinic acid

Technical field

It is more particularly to a kind of to be used to prevent and treat rice field annual grassy weeds and barnyard grass the invention belongs to herbicide technology field The herbicide of grass and corn field weed, the binary combinations of herbicides that it is made up of oxaziclomefone and dichloro quinolinic acid for activity Thing, and its preventing and kill off rice seedling bed, direct seading rice field, rice transplanting rice terrace and transplanting rice field annual grassy weeds and barnyard grass and jade Application in rice field weed.

Background technology

As numerous herbicide kinds are persistently used in rice terrace large area, the problem of also producing many：1. Weed Resistance It is prominent, wherein the resistance of propanil, dichloro quinolinic acid, butachlor, benthiocarb is more protruded with barnyard grass, recently, difformed galingale herb, firefly The common weeds such as the Cyperaceaes such as Lin, angustifolia arrowhead herb, Monochoria korsakowii, Monochoria vaginalis, Pontederiaceae, Alismataceae are produced to sulfonylurea herbicide Resistance, makes weeding problem more complicated.2. perennial weeds harm turns into major issue, particularly Cyperaceae perennial weeds more For protrusion.3. advanced age barnyard grass and the problem of preventing and kill off of moleplant seed need to solve.4. the herbicide controlling spectrum of herbicide kind needs to be expanded, and extends Soil prevents and kill off the lasting phase of medicament.5. the demand for wide spectrum, selectivity herbicide kind strong, easy to use is more urgent.

Oxaziclomefone is formulated by Mitsubishi oiling Co., Ltd., and cooperate federation's joint development with Japanese agriculture, goes forward side by side Commercialization is gone.It is paddy rice and the lawn herbicide for having new oxazinone parent.Oxaziclomefone is to transplanting rice security Height, to paddy rice annual grassy weeds, especially efficient to barnyard grass, residual effect is long.It is very safe to Japanese lawn, to the annual standing grain before bud Undergraduate course weeds are efficiently and residual effect is long.

Dichloro quinolinic acid English common name Quinclorac, molecular formula C10H5Cl2NO2, chemical name 3,7-dichloro- 8-quinoline carboxylic acid.Dichloro quinolinic acid is the special efficacy selective herbicide for preventing and kill off barnyard grass in paddy field, belongs to hormone-type quinoline carboxylic acid weeding Agent, weeds poisoning symptom is similar to auxins effect, is mainly used in preventing and treating barnyard grass and working life is very long, and the 1-7 leaf phases are effective. Security of rice is good.Dichloro quinolinic acid has the summation of long period in soil, there is document announcement：Using dichloro quinolinic acid Field next year be unable to planting beet, eggplant, tobacco, tomato, carrot etc., can be planted after 2 years.300 after general administration In it in addition to paddy rice, corn etc., it is impossible to plant any crop；Eggplant, tobacco can not be planted in 12 months；Can not be planted in 2 years carrot, Tomato.In addition, the Carrot family crop such as celery caraway, carrot is very sensitive to its.Dichloro quinolinic acid has accumulation to make in soil With there is obvious poisoning to act on to tobacco leaf production, oneself has real example：It is raw that large area tobacco deformity once occurred in Wuhua County of Guangdong Province vega Long phenomenon, symptom is that young leaves irregular growth, leaf margin last volume occurs first, and blade is supported or opposed shrinkage, causes blade long and narrow, severe patient In wire, the yield and quality of tobacco are had a strong impact on.The reason in order to find out teratogenesis, this county is studied and soil in plant pathology On earth nutrient analysis foundation, the research work of Pesticide-Polluted Soil teratogenesis is carried out.Research is thought：Two remained in soil Chloro-quinolinic acid is to cause the immediate cause of this area's tobacco teratogenesis, is applied after a dichloro quinolinic acid, plantation tobacco Safety interval is 342 days.Therefore using other chemical control rice weeds, dichloroquinoline of improvement crop rotation method or administration Acid just plants tobacco after 1 year, can just avoid generation of the dichloro quinolinic acid to tobacco poisoning.

Barnyard grass, a thousand pieces of gold special efficacy of the , oxaziclomefones to rice field, but to the wealthy weeds in part, Sha in actual use Careless effect is not satisfactory；Dichloro quinolinic acid as a kind of artificial synthesized auxin, have to broad leaved weed, nutgrass flatsedge compared with Good preventive effect, but in use harm may be produced to some crops, and to grassy weed such as barnyard grass, thousand Gold etc. is invalid.Therefore, oxaziclomefone and dichloro quinolinic acid are carried out rational mixture by inventor, find there is notable synergy, are expanded Rice terrace grass family, Cyperaceae and broad leaved weed are prevented and kill off in big control of weeds spectrum, a dispenser, reduce spraying times, reduction preventing and treating The effect of cost, to rice safety.

The content of the invention

It is an object of the invention to provide a kind of Han oxaziclomefones and the herbicidal composition of dichloro quinolinic acid, a kind of component Rationally, herbicidal spectrum is wide, and preventive effect is good, and drug cost is low, is not likely to produce the weeding of drug-fast Han oxaziclomefones and dichloro quinolinic acid Agent composition.

It is used to prevent and kill off rice seedling bed, direct seading rice field, rice transplanting it is another object of the present invention to provide above-mentioned composition Purposes in rice terrace and transplanting rice field grassy weed, broad leaved weed and sedge weed.

In order to solve the above technical problems, the present invention is achieved by the following technical solutions：

The present invention is a kind of herbicidal composition containing oxaziclomefone and dichloro quinolinic acid, including containing active into a point oxazine Humulone and dichloro quinolinic acid, the weight ratio between both Qi Zhong oxaziclomefones and dichloro quinolinic acid are 32：1~1：32, preferably 8：1 ~1：8.Oxaziclomefone and the cumulant of dichloro quinolinic acid are the 0.1%~80% of the composition total weight, preferably 2%~ 20%.Oxaziclomefone and the cumulant of dichloro quinolinic acid Ji Wei oxaziclomefones and the weight sum of dichloro quinolinic acid.

According to method known in those skilled in the art, the herbicide group of Han oxaziclomefones of the present invention and dichloro quinolinic acid Any formulation agriculturally allowed can be configured to during compound practical application, preparation formulation includes water dispersible granules or wettable powder Or pulvis or granule or suspending agent or dispersible oil-suspending agent.

For water dispersible granules, those skilled in the art are very familiar with completing the present invention using corresponding auxiliary agent.It is scattered Agent is selected from polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate, APES, EO/PO block polyethers；Wetting Agent is selected from alkyl sulfate, alkylsulfonate, naphthalene sulfonate, sodium lignin sulfonate, AEO, alkyl phenol polyoxy Vinethene；Disintegrant be selected from ammonium sulfate, sodium sulphate, sodium chloride, ammonium chloride, urea, sucrose, glucose, carboxymethyl cellulose, can Molten starch, polyvinylpyrrolidone；Binding agent is selected from polyvinyl alcohol, soluble starch, dextrin, xanthans, carboxymethyl (ethyl) Cellulose family；Filler is selected from diatomite, kaolin, white carbon, precipitated calcium carbonate, talcum powder, attapulgite, clay.

To wettable powder, workable auxiliary agent has：Dispersant is selected from polycarboxylate, lignosulfonates, alkylnaphthalene sulphur Hydrochlorate；Wetting agent is selected from alkyl sulfate, alkylsulfonate, naphthalene sulfonate；Filler is selected from ammonium sulfate, urea, sucrose, grape Sugar, diatomite, kaolin, white carbon, precipitated calcium carbonate, talcum powder, attapulgite, clay.

To pulvis, workable filler is selected from diatomite, kaolin, white carbon, fine particle calcium carbonate, talcum powder, attapulgite, pottery Soil, clay.

To granule, workable auxiliary agent has：Carrier is selected from ammonium sulfate, urea, potassium dihydrogen phosphate, calcium superphosphate, diatom It is soil, kaolin, white carbon, precipitated calcium carbonate, talcum powder, attapulgite, clay, boccaro rock dust, stone coal slag, clay, sand, red Brick, sawdust, starch；Binding agent is selected from paraffin, gypsum, polyvinylpyrrolidone, carboxymethyl (ethyl) cellulose, hydroxypropyl methyl Cellulose, PVP, polyacrylamide, polyethylene glycol, polyvinyl alcohol；Coloring agent is iron oxide.

To suspending agent, workable auxiliary agent has：Dispersant be selected from polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate, TERSPERSE 2425 (Huntsman Corporation of the U.S. produces, alkyl naphthalene sulfonic acid salt)；Emulsifying agent such as Nongru-700 # (common names：Alkane Base fluosite APEO), agriculture breast 2201, this disk -60# (common names：Sorbitan monostearate), emulsifying agent T-60 (common names：Sorbitan monostearate APEO), agriculture breast 1601# (common names：Phenethyl phenol polyoxy second Alkene polyethenoxy ether), TERSPERSE 4894 (Huntsman Corporation of U.S. product)；Wetting agent is selected from alkylphenol-polyethenoxy base ether Formaldehyde condensation products sulfate, alkylphenol-polyethenoxy base ether phosphate, phenethyl phenol polyoxyethylene groups ether phosphate, alkylsurfuric acid Salt, alkylsulfonate, naphthalene sulfonate, TERSPSE 2500 (Huntsman Corporation of U.S. product)；Thickener is selected from xanthans, poly- second Enol, bentonite, aluminium-magnesium silicate；Preservative is selected from formaldehyde, benzoic acid, sodium benzoate；Defoamer is organic silicon defoamer；It is anti- Freeze agent and be selected from ethylene glycol, propane diols, glycerine, urea, inorganic salts (such as sodium chloride).

To dispersible oil-suspending agent, workable auxiliary agent has：Dispersant is selected from polycarboxylate, lignosulfonates, alkyl Naphthalene sulfonate, TERSPERSE 2425；Emulsifying agent is selected from the serial emulsifying agents (BY-110, BY-125, BY-140) of BY, agriculture breast 700#, agriculture breast 2201, this disk -60#, Tween-60 #, agriculture breast 1601#, TERSPERSE 4894；Wetting agent is selected from alkyl phenol polyoxy Vinyl ethers formaldehyde condensation products sulfate, alkylphenol-polyethenoxy base ether phosphate, phenethyl phenol polyoxyethylene groups ether phosphate, Alkyl sulfate, alkylsulfonate, naphthalene sulfonate, TERSPERSE 2500；Thickener is selected from white carbon, polyvinyl alcohol, swelling Soil, aluminium-magnesium silicate；Antifreezing agent is selected from ethylene glycol, propane diols, glycerine, urea, inorganic salts (such as sodium chloride)；Stabilizer is selected from ring Oxygen soybean oil, epoxychloropropane, triphenyl phosphate；Decentralized medium is selected from soybean oil, rapeseed oil, corn oil, methyl oleate, bavin Oil, machine oil, mineral oil.

A kind of application of the herbicidal composition of Han oxaziclomefones and dichloro quinolinic acid, described herbicidal composition is anti- Except in rice seedling bed, direct seading rice field, rice transplanting rice terrace and transplanting rice field annual grassy weeds and barnyard grass and corn field weed Application.

The invention has the advantages that：

1st, composition component of the invention is reasonable, activity when preventive effect is administered alone better than each component, with synergistic effect, Expand control of weeds spectrum, a dispenser and prevent and kill off rice terrace grass family, Cyperaceae and broad leaved weed, reduce spraying times, reduction is anti- Cost is controlled, slows down the generation of Weed Resistance, it is good to crop safety, meet the security requirement of pesticidal preparations.

2nd, the present invention has preferable preventive effect to rice field grassy weed, broad leaved weed and sedge weed.

Certainly, any product for implementing the present invention it is not absolutely required to while reaching all the above advantage.

Embodiment

Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, Obviously, described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based in the present invention Embodiment, all other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all Belong to the scope of protection of the invention.

In order to prevent and treat rice terrace broad leaved weed, grassy weed and the sedge weed in agricultural production, inventor Yi Evil Metribuzin and dichloro quinolinic acid have carried out Toxicity Determination research, and specific method is that indoor pot method carries out cauline leaf process, examination Test reference《The part of farm-chemical indoor determination test rule herbicide the 9th》.

1.1 reagent agent

95% oxaziclomefone active compound；95% dichloro quinolinic acid active compound.

1.2 for examination weeds

Procumbent Falsepimpernel Lindernia procumbens (Krock.) Philcox (broad leaved weed)

Difformed galingale herb Cyperus difformis L. (sedge weed)

Barnyard grass Echinochloa crus-galli. (grassy weed)

1.3 experimental design

The experiment sets 24 processing altogether, Qi Zhong oxaziclomefones and dichloro quinolinic acid set 0.125 respectively, 0.25,0.5,1.0, 2.0th, , oxaziclomefones are mixed with both dichloro quinolinic acids sets up 4.0+0.125,2.0+ separately for the processing of 4.0 grams/ha of 6 dosage 0.125、1.0+0.125、0.5+0.125、0.25+0.125、0.125+0.125、0.125+0.25、0.125+0.5、0.125+ 1.0th, 0.125+2.0,0.125+4.0 grams/ha of 11 dosage ratios processing, separately set 1 auxiliary agent control, 24 processing are set altogether, It is repeated four times.

1.4 test method

Medicament uses now with the current, and active compound is used after dmso solution, adds Tween 80 emulsifying agent, prepares 10% female Liquid.According to medicament characteristic, 6 dosage from high to low is set.

The culture of target weeds uses potted plant cultivation, with 11 × 12cm plastic tubs, the rice field of herbicide will be not used In the soil adopted back air-dry, fill in basin, basin at dry ground quantitative 4/5 after sieving, soil pH value 7.0, the content of organic matter 1.2%.Will Each about 30 uniform program requests are in soil surface, blinding after Procumbent Falsepimpernel, difformed galingale herb, the barnyard grass seed of last year field collection soak It is placed in greenhouse and cultivates after 0.5cm~1cm, 28~32 DEG C/18~25 DEG C of indoor temperature (d/n) after planting keeps ground moistening. Spray in spray tower (ASS-1 type pesticide spraying systems, DG8003 sprays are put in weeds Procumbent Falsepimpernel, difformed galingale herb, barnyard grass 3-5 leaves Head, atomisation pressure 2.75MPA, 40kg/ mus of spouting liquid), dispenser preserves 3cm water layers after one day, is placed in greenhouse and cultivates observation.

1.5 weedy rices and analysis method

Periodical visual inspection observes growth conditions, poisoning symptom and the poisoning degree of weeds after dispenser, records after symptom of chemical damage, medicine The type of action of 14 days medicaments mixed with use Colby method evaluations in 21 days, further inquires into the reasonability of proportioning.

1.5.1 ocular estimate

After dispenser 14 days with ocular estimate investigation records activity of weeding, investigated using following grade scale：

1 grade：It is all dead；

2 grades：Equivalent to the 0~2.5% of blank district；

3 grades：Equivalent to the 2.6~5% of blank district；

4 grades：Equivalent to the 5.1~10% of blank district；

5 grades：Equivalent to the 10.1~15% of blank district；

6 grades：Equivalent to the 15.1~25% of blank district；

7 grades：Equivalent to the 25.1~35% of blank district；

8 grades：Equivalent to the 35.1~67.5% of blank district；

9 grades：Equivalent to the 67.6~100% of blank district.

1.5.2 growth inhibition assay

Clip respectively handles ground chlorenchyma at 21 days, using scales/electronic balance weighing, actual survival rate E is calculated, using public affairs Formula (2) calculates theoretical survival rate E0, is examined with Colby methods, evaluates the two mixed synergy type to weeds.

The check plot weeds fresh weight (1) of actual survival rate E (%)=treatment region weeds fresh weight × 100/

Theoretical survival rate E0=XY/100 (n-1)

X represents the herbicide 1 i.e. Weed-control effect of oxaziclomefone

Y represents the herbicide 2 i.e. Weed-control effect of promazine Sulfometuron Methyl

N represents that mixture herbicide kind is total (2)

As E-E0 ＞ 10%, illustrate to produce synergistic effect, as E-E0 ＜ -10%, illustrate to produce antagonism, work as E- E0 between ± 10% when, illustrate produce addition.

2 results and analysis

2.1 weeds death conditions

5 days after dispenser, the barnyard grass growth of Shi oxaziclomefones single dose processing slows down, and Procumbent Falsepimpernel, difformed galingale herb start to occur Yellow symptom is withered until dead therewith, and the barnyard grass terminal bud of dispenser dichloroquinoline acid treatment in 7 days reddens, and starts dead, special-shaped Sha Grass, Procumbent Falsepimpernel terminal bud has the different degrees of symptom that reddens.

14 days visual observations after 2.2 medicines

14 days after medicine, each treatment region weeds are carried out with range estimation investigation, it is as a result as follows：

The oxaziclomefone dichloro quinolinic acid of table 1 uses the visual observation (level) of 14 days Procumbent Falsepimpernels after medicine with

The oxaziclomefone dichloro quinolinic acid of table 2 uses the visual observation (level) of 14 days difformed galingale herbs after medicine with

The oxaziclomefone dichloro quinolinic acid of table 3 uses the visual observation (level) of 14 days barnyard grasses after medicine with

21 days investigation results after 2.3 medicines

The oxaziclomefone dichloro quinolinic acid of table 4 is mixed to the actual survival rate of Procumbent Falsepimpernel and theoretical survival rate

The mixed virulence to Procumbent Falsepimpernel of oxaziclomefone, dichloro quinolinic acid：Oxaziclomefone is preferable to the preventive effect of Procumbent Falsepimpernel, is medicine The susceptible weeds of agent, dichloro quinolinic acid is general to the preventive effect of Procumbent Falsepimpernel, and Sui oxaziclomefone, the increase of dichloro quinolinic acid consumption, The preventive effect of Procumbent Falsepimpernel is improved after mixed.Actual preventive effect difference is generally higher than 10% after using with as seen from Table 4, right after the two is mixed The preventive effect of Procumbent Falsepimpernel is in synergistic effect.

The mixed actual survival rate and theoretical survival rate to difformed galingale herb of the oxaziclomefone dichloro quinolinic acid of table 5

The mixed virulence to difformed galingale herb of oxaziclomefone, dichloro quinolinic acid：Oxaziclomefone, dichloro quinolinic acid are to difformed galingale herb Preventive effect it is general, Sui oxaziclomefone, the increase of dichloro quinolinic acid consumption, it is mixed after the preventive effect of difformed galingale herb is greatly improved. Actual preventive effect difference after using with as seen from Table 5 is generally higher than 10%, and the preventive effect of difformed galingale herb is made in synergy after the two is mixed With.

The mixed actual inhibiting rate and theoretical inhibiting rate to barnyard grass of the oxaziclomefone dichloro quinolinic acid of table 6

The mixed virulence to barnyard grass of oxaziclomefone, dichloro quinolinic acid：Oxaziclomefone is excellent to the preventive effect of barnyard grass, is medicament Susceptible weeds, dichloro quinolinic acid has stronger inhibitory action to barnyard grass, and Sui oxaziclomefone, the increase of dichloro quinolinic acid consumption, The preventive effect of barnyard grass is greatly improved after mixed.Actual preventive effect difference after using with as seen from Table 6 is generally higher than 10%, and the two is used with The preventive effect to barnyard grass is in synergistic effect afterwards.

From above result of the test Ke to find out that , oxaziclomefones, dichloro quinolinic acid are used with, to Procumbent Falsepimpernel, difformed galingale herb, barnyard grass It is mixed to expand herbicide controlling spectrum in synergistic effect, delay Weed Resistance, Jiang Di oxaziclomefones contain with both dichloro quinolinic acids single dose Amount, improves total preventive effect, reduces application cost, safer to crop, and the two, which is used with, in production certain feasibility.

Present invention is further illustrated with reference to embodiment.

Example of formulations one

Weighing 40% dichloro quinolinic acid, 40% oxaziclomefone, 3%TERSPERSE 2700, (poly- carboxylic hydrochloric acid, U.S.'s Hensel is stepped Company produce), 2% dispersing agent NNO (alkyl naphthalene sulfonate formaldehyde composition), 1% Nekal BX (nekal), 1%K-12 (lauryl sodium sulfate), 3% soluble starch, 3% glucose, kaolin add to 100% parts by weight.Above-mentioned raw materials The method of frequent regulation water intaking dispersible granule is that mixing, ultra micro air-flow crushing, mixing, granulation step produce 80% oxaziclomefone Dichloro quinolinic acid water dispersible granules.

Example of formulations two

Weigh 2% dichloro quinolinic acid, 64% oxaziclomefone, 3%TERSPERSE 2700,4% sodium lignin sulfonate, 1% Nekal BX, 1%K-12,1% carboxymethyl cellulose, 3% urea, diatomite add to 100% parts by weight.Above-mentioned raw materials are through routine Produce the method i.e. mixing of water dispersible granules, ultra micro air-flow crushing, mixing, granulation step and produce the chloroquine of 66% oxaziclomefone two Quinoline sour water dispersible granule.

Example of formulations three

Weigh 32% dichloro quinolinic acid, 1% oxaziclomefone, 4%TERSPERSE 2700,1% Nekal BX, 1%K-12, 0.8% dextrin, 5% ammonium sulfate, attapulgite add to 100% parts by weight.The side of the frequent regulation water intaking dispersible granule of above-mentioned raw materials Method is that mixing, ultra micro air-flow crushing, mixing, granulation step produce 33% oxaziclomefone dichloro quinolinic acid water dispersible granules.

Example of formulations four

Weigh 20% dichloro quinolinic acid, 2.5% oxaziclomefone, 4%Morwet D-425 (alkylnaphthalene sulfonate, Aksu Nobel produce), 3% dispersing agent NNO, 2% Nekal BX, 2%K-12,2% polyvinylpyrrolidone, 0.5% xanthans, height Ridge soil adds to 100% parts by weight.The method of the frequent regulation water intaking dispersible granule of above-mentioned raw materials is mixing, ultra micro air-flow crushing, mixed Close, granulation step produces 22.5% oxaziclomefone dichloro quinolinic acid water dispersible granules.

Example of formulations five

Weigh 3% dichloro quinolinic acid, 24% oxaziclomefone, 5% calcium lignosulfonate, 2% Nekal BX, 1%K-12, 3% White Carbon black, kaolin add to 100% parts by weight.Above-mentioned raw materials are blended, and 27% oxaziclomefone two is made after air-flow crushing Chloro-quinolinic acid wettable powder.

Example of formulations six

Weigh 10% dichloro quinolinic acid, 28% oxaziclomefone, 4% calcium lignosulfonate, 3%TERSPERSE 2700,2% Nekal BX, 1%K-12,3% White Carbon black, precipitated calcium carbonate add to 100% parts by weight.Above-mentioned raw materials are blended, air-flow crushing 38% oxaziclomefone dichloro quinolinic acid wettable powder is made afterwards.

Example of formulations seven

Weigh 23% dichloro quinolinic acid, 12% oxaziclomefone, 4% calcium lignosulfonate, 3% dispersing agent NNO, 1% pull open Powder BX, 1%K-12,3% White Carbon black, attapulgite add to 100% parts by weight.Above-mentioned raw materials are blended, are made after air-flow crushing 35% oxaziclomefone dichloro quinolinic acid wettable powder.

Example of formulations eight

Weigh 15% dichloro quinolinic acid, 5% oxaziclomefone, 4% sodium lignin sulfonate, 2%TERSPERSE 2700,2% K-12,3% White Carbon black, clay add to 80% parts by weight.Above-mentioned raw materials are blended, and 20% oxaziclomefone is made after air-flow crushing Dichloro quinolinic acid wettable powder.

Example of formulations nine

Weigh 58% dichloro quinolinic acid, 24% oxaziclomefone, 5% White Carbon black, kaolin and add to 100% parts by weight.It is above-mentioned Raw material is blended, and 82% oxaziclomefone dichloro quinolinic acid pulvis is made after air-flow crushing.

Example of formulations ten

Weigh 25% dichloro quinolinic acid, 25% oxaziclomefone, 10% diatomite, talcum powder and add to 100% parts by weight.It is above-mentioned Raw material is blended, and 50% oxaziclomefone dichloro quinolinic acid pulvis is made after air-flow crushing.

Example of formulations 11

26% dichloro quinolinic acid, 13% oxaziclomefone, 3% paraffin, 1% White Carbon black, 1% iron oxide, sand is weighed to add to 100% parts by weight.Coating method granulation above-mentioned raw materials in , Jiang oxaziclomefone, dichloro quinolinic acid and White Carbon black co-grinding into female powder, It is standby；Paraffin hot melt is in a liquid state into penetrating to wash and drying and preheating is to 50 DEG C of sands, and it is well mixed after, female powder is added, Stirring 5~10 minutes, cools to normal temperature, and 23.9% oxaziclomefone dichloro quinolinic acid granule is made.

Example of formulations 12

Weigh 2% dichloro quinolinic acid, 8% oxaziclomefone, 15% starch, 0.5% polyvinylpyrrolidone, 1% iron oxide, Light weight calcium adds to 100% parts by weight.Extrude granulation granulation.Above-mentioned raw materials are blended, after air-flow crushing, and add water kneading, extruding Granulating, and dry, sieve, 10% oxaziclomefone dichloro quinolinic acid granule is made.

Example of formulations 13

Weigh 8% dichloro quinolinic acid, 12% oxaziclomefone, 3%TERSPERSE 4894,2%TERSPERSE 2500, 1%TERSPERSE 2425,0.2% xanthans, 5% ethylene glycol, 0.3% benzoic acid, 0.5% organic silicon defoamer, deionization Water adds to 100% parts by weight.Above-mentioned raw materials are blended, and high speed shear disperses 30min, and 20% oxazine is made after being sanded with sand mill Humulone Dichloroquinolinic acid suspending agent.

Example of formulations 14

Weigh 5% dichloro quinolinic acid, 5% oxaziclomefone, the emulsifying agent T- of 1.5%NNO, 1%TERSPERSE 2500,2% 60th, 3% Nongru-700 #, 0.1% xanthans, the 5% the third ethanol, 0.5% formaldehyde, 0.3% organic silicon defoamers, deionized water are added to 100% parts by weight.Above-mentioned raw materials are blended, and high speed shear disperses 30min, and 10% oxaziclomefone is made after being sanded with sand mill Dichloroquinolinic acid suspending agent.

Example of formulations 15

Weigh 6% dichloro quinolinic acid, 10% oxaziclomefone, 3%TERSPERSE 4894,1%TERSPERSE 2500, 1%TERSPERSE 2425,0.2% xanthans, 1% aluminium-magnesium silicate, 5% ethylene glycol, 0.3% sodium benzoate, 0.5% organosilicon Defoamer, deionized water adds to 100% parts by weight.Above-mentioned raw materials are blended, and high speed shear disperses 30min, is sanded with sand mill 16% oxaziclomefone Dichloroquinolinic acid suspending agent is made afterwards.

Example of formulations 16

Weigh 20% dichloro quinolinic acid, 10% oxaziclomefone, 3% Nongru-700 #, 2% agriculture breast 1601#, 1.5% TERSPERSE 2500,0.5%TERSPERSE 2425,0.2% xanthans, 3% white carbon, 5% ethylene glycol, 0.3% benzene first Acid, 0.5% organic silicon defoamer, deionized water add to 100% parts by weight.Above-mentioned raw materials are blended, and high speed shear is disperseed 30min, is made 30% oxaziclomefone Dichloroquinolinic acid suspending agent after being sanded with sand mill.

Example of formulations 17

Weigh 3% dichloro quinolinic acid, 2% oxaziclomefone, this disk -60# of 2%TERSPERSE 2425,4%, 3% tween - 60#, 2% 2500,0.5% white carbon of Nongru-700 #, 1%TERSPERSE, 5% propane diols, 1% epoxychloropropane, oleic acid first Ester adds to 100% parts by weight.Above-mentioned raw materials are blended, and high speed shear disperses 30min, and 5% oxazine is made after being sanded with sand mill The dispersible oil-suspending agent of humulone dichloro quinolinic acid.

Example of formulations 18

Weigh 13% dichloro quinolinic acid, 3% oxaziclomefone, 2% dispersing agent NNO, 3% agriculture breast 2201#, 8%BY-110, 1%TERSPERSE 2500,1% aluminium-magnesium silicate, 3% propane diols, 15% epoxidized soybean oil, soybean oil add to 100% parts by weight. Above-mentioned raw materials are blended, and high speed shear disperses 30min, and 16% oxaziclomefone dichloro quinolinic acid is made after being sanded with sand mill can Scattered oil-suspending agent.

Example of formulations 19

Weigh 4% dichloro quinolinic acid, 6% oxaziclomefone, this disk -60# of 3%TERSPERSE 2425,3%, 3% tween - The white carbon of 60#, 8%BY-110,1%TERSPERSE 2500,0.5%, 5% propane diols, 20% epoxidized soybean oil, methyl oleate Add to 100% parts by weight.Above-mentioned raw materials are blended, and high speed shear disperses 30min, and 10% oxazine grass is made after being sanded with sand mill The dispersible oil-suspending agent of ketone dichloro quinolinic acid.

Example of formulations 20

Weigh 5% dichloro quinolinic acid, 2.5% oxaziclomefone, 3% dispersing agent NNO, 5%BY-125,4% this disk -60#, 4% agriculture breast 1601#, 1% phenethyl phenol polyoxyethylene groups ether phosphate, 0.5% bentonite, 5% glycerine, 3% triphenyl phosphate, Rapeseed oil adds to 100% parts by weight.Above-mentioned raw materials are blended, and high speed shear disperses 30min, are made after being sanded with sand mill The 7.5% dispersible oil-suspending agent of oxaziclomefone dichloro quinolinic acid.

Biological examples 1 prevent and kill off rice weed field control effectiveness test

Inventor has carried out 10% oxaziclomefone dichloro on June 1st, 2010 in Jiaxing City, Zhejiang Province rice direct seeding field Experiment of quinolinic acid (3%+3%) the dispersible oil-suspending agent to paddy field weed.Field main weeds have Eclipta prostrata, Monochoria korsakowii, footpath between fields Serve, barnyard grass and difformed galingale herb, weed size is in 2~4 leaf phases.Test medicine and dosage are 10% oxaziclomefone dichloroquinoline Dispersible oil-suspending agent 20g/ mus, 30g/ mus, 40g/ mus of acid, dispersible oil suspending agent 60ml/ mus of 25g/ Sheng oxaziclomefones, 10% 2 20g/ mus of chloro-quinolinic acid wettable powder.Using conventional spray-on process.

The dispersible oil-suspending agent of oxaziclomefone dichloro quinolinic acid of table 7 10% is to rice direct seeding field weed control efficacy

The dispersible oil-suspending agent of oxaziclomefone dichloro quinolinic acid of table 8 10% is to rice direct seeding field weed control efficacy

The dispersible oil suspending agent of oxaziclomefone dichloro quinolinic acid of table 9 10% is to rice direct seeding field weed control efficacy

Result of the test shows：30 after dispersible oil suspending agent 30g/ mus of 10% oxaziclomefone dichloro quinolinic acid, 40g/ mus of medicines It is all remarkably higher than comparison medicament to Monochoria korsakowii, Procumbent Falsepimpernel, Eclipta prostrata, difformed galingale herb, the average strain preventive effect of barnyard grass and fresh weight preventive effect Dispersible oil suspending agent 60ml/ mus of 2.5% oxaziclomefone, 20g/ mus of 10% dichloro quinolinic acid wettable powder, illustrate that two medicaments are mixed There is obvious synergistic effect in crop field after matching somebody with somebody, while having saved drug cost, expand control of weeds spectrum.

Biological examples 2 prevent and kill off rice weed field control effectiveness test

Inventor has carried out 38% oxaziclomefone dichloro on June 25th, 2010 in Xianju County in Zhejiang Province transplanted rice field The experiment of quinolinic acid (10%+28%) WP on Rice field weed.Field main weeds have Eclipta prostrata, Monochoria korsakowii, on footpath between fields Dish, barnyard grass and difformed galingale herb, weed size is in 2~4 leaf phases.Test medicine and dosage are 18% oxaziclomefone dichloro quinolinic acid 8g/ mus of wettable powder, 10g/ mus, 12g/ mus, 60ml/ mus of 25g/ Sheng oxaziclomefone oil suspending agents, 10% dichloro quinolinic acid is wettable 20g/ mus of pulvis of property.Using conventional spray-on process.

The oxaziclomefone dichloro quinolinic acid WP on Rice transplant field weed control efficacy of table 10 38%

The oxaziclomefone dichloro quinolinic acid WP on Rice transplant field weed control efficacy of table 11 38%

The oxaziclomefone dichloro quinolinic acid WP on Rice transplant field weed control efficacy of table 11 38%

Result of the test shows：30 days after 38% 10g/ mus, 12g/ mus of oxaziclomefone dichloro quinolinic acid wettable powder medicine Comparison medicament 25g/ liters are above to Monochoria korsakowii, Procumbent Falsepimpernel, Eclipta prostrata, difformed galingale herb, the average strain preventive effect of barnyard grass and fresh weight preventive effect Dispersible oil suspending agent 60ml/ mus of oxaziclomefone, 20g/ mus of 10% dichloro quinolinic acid wettable powder, illustrate after two medicament mixtures There is obvious synergistic effect in crop field in, while saving drug cost.

In summary, instant component rationally, test by activity when preventive effect is administered alone better than each component, field control effectiveness test Demonstrate,proving its combination has synergistic effect, and it is miscellaneous that expansion control of weeds is composed, rice terrace grass family, Cyperaceae and broad-leaved are prevented and kill off in a dispenser Grass, reduces spraying times, reduces cost accounting, slows down the generation of Weed Resistance, good to crop safety, meets pesticidal preparations Security requirement.

In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means At least one implementation of the present invention is contained in reference to specific features, structure, material or the feature that the embodiment or example are described In example or example.In this manual, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term. Moreover, specific features, structure, material or the feature of description can be closed in any one or more embodiments or example Suitable mode is combined.

Present invention disclosed above preferred embodiment is only intended to help and illustrates the present invention.Preferred embodiment is not detailed All details of narration, it is only described embodiment that the invention is not limited yet.Obviously, according to the content of this specification, It can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is to preferably explain the present invention Principle and practical application so that skilled artisan can be best understood by and utilize the present invention.The present invention is only Limited by claims and its four corner and equivalent.

Claims (7)

1. a kind of herbicidal composition containing oxaziclomefone and dichloro quinolinic acid, it is characterised in that containing active into a point oxazine grass Ketone and dichloro quinolinic acid, the weight ratio between the two are (32：1)~(1：32).

2. the herbicidal composition of a kind of Han oxaziclomefones according to claim 1 and dichloro quinolinic acid, it is characterised in that Weight ratio between both Suo Shu oxaziclomefones and dichloro quinolinic acid is (8：1)~(1：8).

3. the herbicidal composition of a kind of Han oxaziclomefones according to claim 1 and dichloro quinolinic acid, it is characterised in that Suo Shu oxaziclomefones and the cumulant of dichloro quinolinic acid are the 0.1%~80% of the composition total weight.

4. a kind of herbicidal composition of the Han oxaziclomefones and dichloro quinolinic acid according to claim 1 or 3, its feature exists In the cumulant of Suo Shu oxaziclomefones and dichloro quinolinic acid is the 2%~20% of the composition total weight.

5. the herbicidal composition of a kind of Han oxaziclomefones according to claim 1 and dichloro quinolinic acid, it is characterised in that The composition is configured to formulation.

6. the herbicidal composition of a kind of Han oxaziclomefones according to claim 5 and dichloro quinolinic acid, it is characterised in that The combination dosage form is water dispersible granules or wettable powder or pulvis or granule or suspending agent or dispersible oil-suspending agent.

7. the herbicidal composition of a kind of Han oxaziclomefones and dichloro quinolinic acid as described in claim 1-6 is any one should With, it is characterised in that described herbicidal composition is preventing and kill off rice seedling bed, direct seading rice field, rice transplanting rice terrace and is transplanting water Application between rice field in annual grassy weeds and barnyard grass and corn field weed.