CN100366155C - Mixed herbicide - Google Patents
Mixed herbicide Download PDFInfo
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- CN100366155C CN100366155C CNB2004100585204A CN200410058520A CN100366155C CN 100366155 C CN100366155 C CN 100366155C CN B2004100585204 A CNB2004100585204 A CN B2004100585204A CN 200410058520 A CN200410058520 A CN 200410058520A CN 100366155 C CN100366155 C CN 100366155C
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Abstract
The invention provides a mixed herbicide, comprising the effective components of bensulfuron, clomazone, pretilachlor with a weight ratio of 1-2:0.5-16:0.5-30. The mixed herbicide has safener fenclorim (CGA123407) with the weight ratio of pretilachlor: safener = 2-4:1. The mixed herbicide also has pesticide science acceptable accessory material such as dispersant, humectant, surfactant and carrier. The dosage form of the mixed herbicide is pesticide science acceptable form such as wettable powder, missible oil, water-dispersing granules preparation, suspending agent, micro emulsion aqua. The mixed herbicide has a good effect to the graminaceous weed, broad-leaf weed and sedge.
Description
Technical field:
The present invention relates to a kind of chemical pesticide, be meant a kind of built herbicide for rice field especially.
Background technology:
Bensulfuron-methyl (Bensulfuron methyl) chemical name is: α-{ [(4,6-dimethoxypyridin-2-yl) hydroxy amino amino] sulfonyl methyl } methyl benzoate, its molecular formula is: ester is C
16H
18N
4O
7S, acid is C
15H
16N
4O
7Its structural formula of S is:
Bensulfuron-methyl is a kind of selectivity inner sucting conduction type weed killer herbicide, can be absorbed by root of weeds and blade, and transfer to the weeds complete stool very soon, can hinder the amino acid whose biosynthesis of weeds, thereby stop the division and the growth of cell, but as safe as a house to paddy rice, be suitable for different soil properties, all kinds paddy field weeding.Early time treatment before bud or behind the bud, annual and perennial broad leaved weed and sedge weed all there is good preventive effect, rescue flower, angustifolia arrowhead herb, aunt, short arrowhead, Procumbent Falsepimpernel, flower Lin, firefly Lin, miliary fimbristylis herb, needle spikesedge herb, difformed galingale herb, Herba Cyperi Glomerati, cyperus iria, rhizoma alismatis, alisma canaliculatum, najas marina, little najas marina, four leaf duckweeds, Herba Ammanniae Bacciferae, false harmony dish, flat bar sugarcane grass etc. now as Monochoria vaginalis, pondweed, mexicana, chickweed, rain, but to the weak effect of barnyard grass grass, moleplant seed.
Clomazone (Clomazone) chemical name is: the different azoles of 2-(2-benzyl chloride base)-4,4 dimethyl-3-ketone, molecular formula is C
12H
14CLNO
2:, its structural formula is:
Clomazone is synthetic by the inhibition of isoprenyl compound, hinders carotin and chlorophyllous biosynthesis, suppresses the biosynthesis of susceptible weeds photosynthetic pigment, though susceptible weeds can be unearthed, organizes chlorosis, and is dead in a short time.But after it is absorbed by crop,, make crop plant not be subjected to its evil through effectively the killing careless material and can change into and do not have the degradation product that kills careless ability of metabolism ， clomazone.The applicable crops of clomazone is very extensive: paddy rice, soybean, cotton, cassava, sugarcane and tobacco etc.Can be used for preventing and kill off broad leaved weed (piemarker, acalypha copperleaf, Amaranthus, american ragweed, datura, jerusalem artichoke, flowerofanhour root or herb, lamb's-quarters, little lamb's-quarters, pale persicaria, willow leaf thorn knotweed, Binzhou knotweed, kitchen garden, field thistle, setose thistle, corn sow thistle, black nightshade, Siberian cocklebur etc.) and grassy weed (barnyard grass grass, lady's-grass, junglerice, eleusine indica, wild broomcorn millet, faber bristlegrass herb, setaria glauca, two look jowar etc.).But it is invalid to sedge weed and part broad leaved weed.
Third careless amine (Pretilachlor) chemical name is: α-chloro-2,6 '-diethyl-N-9 (the 2-third oxygen ethyl) acetanil, molecular formula is C
17H
26CLHO
2, its structural formula is:
The third careless amine belongs to the preceding selective herbicide of amide-type rice field bud, and medicament absorbs by weeds embryo sheath, mesocotyl and hypocotyl, directly disturbs weeds body internal protein synthetic, and influence photosynthesis and respiration, make the weeds primary leaf be difficult to elongation, the seedling distortion, dark green leaf color, growth stops.Paddy rice has stronger capacity of decomposition to the third careless amine, but the capacity of decomposition of rice bud is relatively poor, for early stage dispenser, adds safener " fenclorim (CGA123407) " in the third careless amine, improves the safety of medicament to paddy rice bud paddy and seedling.Can prevent and kill off paddy field barnyard grass grass, moleplant seed, difformed galingale herb, cyperus iria, flat bar sugarcane grass, needle spikesedge herb, miliary fimbristylis herb, firefly Lin, Monochoria vaginalis, mexicana, Procumbent Falsepimpernel, false loosestrife, Eclipta prostrata, annual gramineous weed and annual broadleaved herb of part and nutgrass flatsedges such as four leaf duckweeds, cusp flower, but relatively poor to effects such as water peanut, convexutricle sedge herb, oenanthe stolonifera, short arrowheads.
On producing, the third careless amine (containing fenclorim) is used for rice seedling bed, the weeding of live field; Bensulfuron-methyl is used for rice seedling bed, transplants land for growing field crops, live field, seedling throwing field weeding; Clomazone is used for rice direct seeding field, transplants dry crop weedings such as land for growing field crops and soybean; The complex preparation of the third careless amine (containing fenclorim) and bensulfuron-methyl, hereinafter to be referred as " third benzyl ", (seeing applicant's No. 98114592.2 Chinese patents) is used for the rice direct seeding field weeding.Generally speaking, the third careless amine (containing fenclorim) uses separately, and at application dosage 75～100 gram/mus of rice direct seeding field, cost is 7.0～9.0 yuan.The dosage that bensulfuron-methyl uses separately is 20～25 gram/mus, and cost is 1.0～2.0 yuan.The dosage that clomazone uses separately is 25～30 milliliters/mu, and cost is 3～4 yuan.
In sum, the problem of now using the third careless amine (containing fenclorim) and bensulfuron-methyl to exist is to kill grass to compose wide inadequately, every kind of weed killer herbicide uses separately, all some weeds can not remove effectively extremely, and " third benzyl " is though the weed killer herbicide of class has certain complementarity, enlarged and killed the grass spectrum, but along with pattern of farming changes, variation has taken place in weeds in paddy field grass mutually, the generation of polygonaceae class weeds (as lamb's-quarters, little lamb's-quarters, pale persicaria, willow leaf thorn knotweed, Binzhou knotweed) increases the weight of year by year, develop into new malignant weed, general weed killer herbicide is difficult to effectively prevent and kill off to these class weeds.
Summary of the invention:
The present invention seeks to variation, a kind of new Compositional type herbicides for use in paddy be provided at weeds grass phase, can enlarge kill the grass spectrum, herbicidal effect is good, safe in utilization and can effectively reduce production costs.
To achieve these goals, the invention provides a kind of complex weedicide, its active ingredient is the bensulfuron-methyl, clomazone and the third careless amine, and the weight ratio of active ingredient is 1～2: 0.5～16: 0.5～30.
The weight ratio of complex weedicide active ingredient provided by the present invention can be 1～2: 2～16: 5～30.
The weight ratio of complex weedicide active ingredient provided by the present invention is preferably 1～2: 3～10: 5～20.
The weight ratio of complex weedicide active ingredient provided by the present invention also can be preferably 2: 5～8: 9～12.
Each components by weight of complex weedicide active ingredient provided by the present invention most preferably is 2: 5: 12.
Also have safener in the complex weedicide provided by the present invention, be preferably fenclorim (CGA123407), weight ratio is: the third careless amine: safener=2～4: 1.
In the complex weedicide prescription provided by the present invention, Pesticide Science acceptable auxiliary such as dispersant, wetting agent, surfactant and carrier can also be arranged.
The formulation that complex weedicide provided by the present invention adopts can be an acceptable forms on the Pesticide Sciences such as wetting powder, missible oil, water dispersible granules, suspending agent, coated granule, wetting powder, microemulsion.
Compare with prior art, the present invention has following advantage and remarkable result:
1. herbicidal effect is splendid: to the preventive effect of sedge familys such as barnyard grass grass, moleplant seed, four Ye Ping and broad leaved weed all greater than 95%.
2. safe: as not show to paddy rice generation damage symptom, even when recommending the double high dose of consumption to handle, also be safe to paddy rice through academy of agricultural sciences, Zhejiang Province matter mark institute result of the test.
3. it is wider to kill the grass spectrum: single agent third careless amine (containing fenclorim) can not effectively be prevented and kill off four leaf duckweeds, short arrowhead, single agent bensulfuron-methyl can not effectively be prevented and kill off the barnyard grass grass, moleplant seed, " third benzyl " is though complex preparation has remedied the defective that careless spectrum aspect is killed in each leisure mutually, but to rice seedling bed, the emerging malignant weed of live Tanaka (polygonaceae class weeds such as lamb's-quarters, little lamb's-quarters, pale persicaria, willow leaf thorn knotweed, Binzhou knotweed etc.) be difficult to effectively prevent and kill off, and complex weedicide provided by the present invention has remedied above-mentioned defective, kill the grass spectrum thereby improved greatly, be enough to effectively prevent and kill off rice seedling bed, most of weeds in live field and the seedling throwing field are particularly to the difficult moleplant seed of preventing and kill off of other medicaments, short arrowhead and knotweed have good preventive effect.
4. cost descends, remarkable in economical benefits: because the third careless amine (containing fenclorim) and bensulfuron-methyl, clomazone have significant synergy after composite, can reduce the using dosage of the third careless amine (containing fenclorim), be approximately 7.35～9.8 gram/mus, bensulfuron-methyl 1.2～1.6 gram/mus; Clomazone 2.85～3.8 gram/mus, cost per mu only need about 4.5～6.0 yuan, use 11～15 yuan/mu cost to reduce about 45～70% separately with respect to three kinds of reagent, have significantly reduced the weeding cost.
5. reduce medication number of times and dosage, reduce environmental pollution: complex weedicide provided by the present invention is broad weed-killing spectrum not only, and lasting medicine, a drug can be controlled rice direct seeding field overall process weeds substantially, with single with the third careless amine (containing fenclorim), bensulfuron-methyl is compared with clomazone, 120～155 gram/mus that consumption is added up by three kinds of single agent, be reduced to composite dose 30～40 gram/mus, reduced about 50～80%, or use 45～60 gram/mus of " third benzyl " to compare together, and reduced by 33～50%, reduce medication number of times and dosage, reduced pollution pressure, and these all are to obtain under the situation that does not reduce herbicidal effect to environment.
6. be specially adapted to the light cultivation paddy field: in recent years, along with the variation of rural laborer's structure and the change of idea, the technical development of paddy rice light cultivation is rapid, comprises live field and seedling throwing field.But the development of applying along with weed killer herbicide, great variety has taken place in the grass of weeds in paddy field mutually, the generation of polygonaceae class weeds (as lamb's-quarters, little lamb's-quarters, pale persicaria, willow leaf thorn knotweed, Binzhou knotweed) increases the weight of year by year, develops into new malignant weed, and general weed killer herbicide is difficult to effectively prevent and kill off to these class weeds.It is many that complex preparation of the present invention is specially adapted to the weeds kind, sprouts early, and the seeding stage is long, and the live field that generating capacity is big has broad prospect for its application in the light cultivation paddy field.
Embodiment:
Further specify complex weedicide provided by the present invention by following non-limiting embodiment, these embodiment not delimit the scope of the invention, and all modifications of carrying out based on basic conception of the present invention all belong to the scope of protection of present invention.
A. prepare embodiment:
1. missible oil
Components by weight
Bensulfuron-methyl 1
Clomazone 0.5
The third careless amine 0.5
Fenclorim 0.25
Calcium dodecyl benzene sulfonate 2
Non-ionic surface active agent 1.5
Organic solvents such as aromatic hydrocarbons 9
Missible oil can obtain the emulsion of any desired concentration by dilute with water.
2. wetting powder
Components by weight
Bensulfuron-methyl 1
Clomazone 3
The third careless amine 5
Fenclorim 2.5
Sodium lignosulfonate 2
NaLS 1
Diatomite 30
Active ingredient is fully mixed with auxiliary material, fully grind through grinder, the wetting powder dilutable water that obtains becomes the suspension of any desired concentration.
3. microemulsion
Components by weight
Bensulfuron-methyl 2
Clomazone 5
The third careless amine 12
Fenclorim 4
Aromatic hydrocarbons 10
Mixed emulsifier 20
Water 40
Active ingredient is fully mixed with auxiliary material, stir, can make the microemulsion of homogeneous phase transparent, its dilutable water obtains the emulsion of any desired concentration.
4. suspending agent
Components by weight
Bensulfuron-methyl 2
Yi Evil grass 9
The third careless amine 20
Fenclorim 5
Sodium lignin sulfonate 4
Alkylphenol-polyethenoxy base phosphate 10
Gelatin 0.3
Ethylene glycol 2
Water 50
Active ingredient is fully mixed with auxiliary material, can get suspending agent through grinding, it can form carrier with the water dilution and use polyethylene glycol wetting in advance, can not have the suspending agent of dust expectation concentration.
B. efficiency test:
For proportioning and the effectiveness of checking complex weedicide provided by the present invention, we entrust matter mark in academy of agricultural sciences, Zhejiang Province to carry out under the lab simulation paddy field environment efficiency test to paddy field main weeds barnyard grass grass, moleplant seed, Eclipta prostrata and nutgrass flatsedge:
1. material and method:
1.1 reagent agent:
10% Nongdeshi WP (E.I.Du Pont Company's production)
48% clomazone EC (providing) by the applicant
The 50% the third careless amine EC (providing) by the applicant
1.2 for trying weeds:
Barnyard grass grass (Echinochloa crus-galli), moleplant seed (leptochloa chinensis)
Eclipta prostrata (Eclipta prostrata), difformed galingale herb (Cyperus difformis)
1.3 test dose design:
Single agent: A bensulfuron-methyl: 15,30g (a.i)/hm
2
45,75,120,240g (a.i)/hm B clomazone:
2
75,180,225,450g (a.i)/hm the C third careless amine:
2
Mixture: 3 each dosage of single agent are mixed, totally 32 processing
1.4 test method:
1.4.1 the examination assortment is planted:
Test is the special-purpose soil of test of not medication plot collection with soil, gets bore 13.0cm, dark 6cm plastic bowl, and soil is filled to 1/2 height.After adding water and treating that soil is fully moistening, presoaking and germinating is showed money or valuables one carries unintentionally 4 kinds broadcast in the plastic bowl for the examination weed seeds, every kind of weeds guarantee 10～15 seeds.After planting, cover the thick mixed husky fine earth of 0.5～1.0cm, add water and make that soil suction is saturated to be placed on incubation growth in the greenhouse.Temperature remains on 25 ℃～35 ℃ in the greenhouse, and air humidity is sowed spraying processing after 24 hours more than 50%.
1.4.2 test is handled:
Adopt the greenhouse pot culture method, under each dosage to the processing of spraying of 4 kinds of weeds targets.Sprayer unit is an AJXP-1098 auto spraying tower, the long-pending 0.132m of spray powder
2, amount of liquid medicine 10ml, operating pressure 0.2Mpa liquid measure 40%.3 repetitions are established in every processing, and other establishes blank.
Insert in the greenhouse after the processing and grow, 25 ℃～35 ℃ of growth temperatures, soil moisture content 100%; Regularly observe the plant reaction symptom, and press the comprehensive activity of weeding of 0-100% staging visual assessment in 20 days behind medicine, estimate medicament to plants stems or root inhibitions, deformity, albefaction, influence degree such as rot, 0% is no weeding, the 100% plant death fully of being injured.
1.4.3 prescription check:
With the Colby method activity of weeding after using with is tested, i.e. E
0=XYZ/1000, X is the weeds survival rate of consumption weed killer herbicide A when being P in the formula; Y is the weeds survival rate of consumption weed killer herbicide B when being Q; Z is the weeds survival rate of consumption weed killer herbicide C when being W; E
0The theoretical weeds survival rate of weed killer herbicide when being (P+Q+W) (A+B+C) for consumption; E is the actual weeds survival rate of each processing.Press the Colby method, work as E
0-E＞10% o'clock illustrates that mixture herbicide produces synergistic effect; Work as E
0-E＜-10% illustrates that mixture herbicide produces antagonism; Work as E
0-E value illustrates that between ± 10% mixture herbicide produces addition.
2 results and analysis:
2.1 the activity of weeding of single agent:
Each is handled, and the activity of weeding to barnyard grass grass, Eclipta prostrata, moleplant seed and 4 kinds of weeds of nutgrass flatsedge sees Table 1 in the test dose scope, from table 1 data as can be seen: bensulfuron-methyl 15,30g (a.i)/hm
2In the dosage range to the activity of weeding of Eclipta prostrata and nutgrass flatsedge respectively 80% and 100%, relatively poor to barnyard grass grass and moleplant seed activity.Clomazone is higher to the moleplant seed activity, at 45g (a.i)/hm
2Also have 90% activity of weeding under the low dosage, medium to barnyard grass grass activity of weeding, relatively poor to Eclipta prostrata and nutgrass flatsedge activity.The third careless amine is better to barnyard grass grass, moleplant seed and nutgrass flatsedge activity of weeding, and is general to the Eclipta prostrata activity of weeding.
2.2 the activity of weeding of three kinds of each proportionings of medicament:
Be it can also be seen that by table 1 each composite proportioning all keeps very high herbicidal activity to moleplant seed and nutgrass flatsedge, the overall inhibiting rate of plant growing way all reaches 95～100%; Activity of weeding to Eclipta prostrata all reaches 85～100%; Most of proportioning is also very high to barnyard grass grass activity of weeding, and inhibiting rate has only clomazone 45g (a.i)/hm between 90～100%
2With third careless amine 180g (a.i)/hm
2The low dosage scope in composite dose handle and kind barnyard grass grass activity to be had only 60～70%.
2.3 each reasonable mixture ratio check:
Different proportionings the results are shown in Table 2 to for the anti-effectiveness Colby method check of examination weeds range estimation, and data show that nearly all proportioning is to the E of Eclipta prostrata, moleplant seed and nutgrass flatsedge
0-E value is between ± 10%, and different proportionings are to the E of barnyard grass grass
0-E value is difference to some extent, the E of most of proportionings
0-E value is between ± 10%.Illustrate that the synergy type to 4 kinds of paddy field main weeds belongs to addition substantially behind three kinds of composite reagents.
3. conclusion:
This test is adopted the method for potted research bensulfuron-methyl, clomazone and the activity of weeding of the different proportionings in the composite back of the third careless amine to the main grassy weed of paddy field, broad leaved weed standing grain nutgrass flatsedge in simulation field under greenhouse experiment.The result tentatively shows, composite back is mainly addition to the synergy type for 4 kinds of weeds of examination, and synergistic effect, antagonism are not obvious.
Can have complementary advantages after the bensulfuron-methyl, clomazone and the third careless amine are composite, reduce consumption separately, reduce use cost, enlarge and killed the grass spectrum, improve safety, reduce pressure environment.
The table 1. third careless amine, the different proportionings with clomazone of bensulfuron-methyl come out to estimate control efficiency (%)
| Handle | Dosage (active ingredient gram/hectare) | The barnyard grass grass | Eclipta prostrata | Moleplant seed | Nutgrass flatsedge | ||
| Bensulfuron-methyl | Clomazone | The third careless amine | |||||
| A1 | 15 | - | - | 0 | 80 | 0 | 100 |
| A2 | 30 | - | - | 50 | 80 | 0 | 100 |
| B1 | - | 45 | - | 60 | 0 | 90 | 50 |
| B2 | - | 75 | - | 70 | 30 | 100 | 50 |
| B3 | - | 120 | - | 80 | 30 | 100 | 50 |
| B4 | - | 240 | - | 90 | 50 | 100 | 80 |
| C1 | - | - | 75 | 70 | 50 | 90 | 90 |
| C2 | - | - | 180 | 80 | 60 | 100 | 100 |
| C3 | - | - | 225 | 95 | 70 | 100 | 100 |
| C4 | - | - | 450 | 100 | 90 | 100 | 100 |
| A1B1C1 | 15 | 45 | 75 | 80 | 80 | 100 | 100 |
| A1B1C2 | 15 | 45 | 180 | 90 | 85 | 100 | 100 |
| A1B1C3 | 15 | 45 | 225 | 100 | 85 | 100 | 100 |
| A1B1C4 | 15 | 45 | 450 | 100 | 90 | 100 | 100 |
| A1B2C1 | 15 | 75 | 75 | 95 | 85 | 100 | 100 |
| A1B2C2 | 15 | 75 | 180 | 100 | 85 | 100 | 100 |
| A1B2C3 | 15 | 75 | 225 | 100 | 90 | 100 | 100 |
| A1B2C4 | 15 | 75 | 450 | 100 | 95 | 100 | 100 |
| A1B3C1 | 15 | 120 | 75 | 90 | 85 | 100 | 100 |
| A1B3C2 | 15 | 120 | 180 | 100 | 85 | 100 | 100 |
| A1B3C3 | 15 | 120 | 225 | 100 | 90 | 100 | 100 |
| A1B3C4 | 15 | 120 | 450 | 100 | 90 | 100 | 100 |
| A1B4C1 | 15 | 240 | 75 | 100 | 85 | 100 | 100 |
| A1B4C2 | 15 | 240 | 180 | 100 | 90 | 100 | 100 |
| A1B4C3 | 15 | 240 | 225 | 100 | 95 | 100 | 100 |
| A1B4C4 | 15 | 240 | 450 | 100 | 95 | 100 | 100 |
| A2B1C1 | 30 | 45 | 75 | 60 | 90 | 90 | 100 |
| A2B1C2 | 30 | 45 | 180 | 70 | 90 | 90 | 100 |
| A2B1C3 | 30 | 45 | 225 | 90 | 90 | 95 | 100 |
| A2B1C4 | 30 | 45 | 450 | 90 | 90 | 100 | 100 |
| A2B2C1 | 30 | 75 | 75 | 90 | 85 | 100 | 100 |
| A2B2C2 | 30 | 75 | 180 | 90 | 85 | 100 | 100 |
| A2B2C3 | 30 | 75 | 225 | 90 | 90 | 100 | 100 |
| A2B2C4 | 30 | 75 | 450 | 100 | 90 | 100 | 100 |
| A2B3C1 | 30 | 120 | 75 | 100 | 85 | 100 | 100 |
| A2B3C2 | 30 | 120 | 180 | 100 | 85 | 100 | 100 |
| A2B3C3 | 30 | 120 | 225 | 100 | 90 | 100 | 100 |
| A2B3C4 | 30 | 120 | 450 | 100 | 90 | 100 | 100 |
| A2B4C1 | 30 | 240 | 75 | 100 | 85 | 100 | 100 |
| A2B4C2 | 30 | 240 | 180 | 100 | 85 | 100 | 100 |
| A2B4C3 | 30 | 240 | 225 | 100 | 100 | 100 | 100 |
| A2B4C4 | 30 | 240 | 450 | 100 | 100 | 100 | 100 |
The table 2. third careless amine, the different proportionings with clomazone of bensulfuron-methyl are checked the preventive effect of barnyard grass grass, Eclipta prostrata, moleplant seed and nutgrass flatsedge
Claims (9)
1. a built herbicide for rice field is characterized in that, the active ingredient of complex weedicide is bensulfuron-methyl, clomazone and the third careless amine, and the weight ratio of described active ingredient is 1～2: 0.5～16: 0.5～30.
2. a kind of built herbicide for rice field according to claim 1 is characterized in that, the weight ratio of described complex weedicide active ingredient is 1～2: 2～16: 5～30.
3. a kind of built herbicide for rice field according to claim 1 is characterized in that, the weight ratio of described complex weedicide active ingredient is 1～2: 3～10: 5～20.
4. a kind of built herbicide for rice field according to claim 1 is characterized in that, the weight ratio of described complex weedicide active ingredient is 2: 5～8: 9～12.
5. a kind of built herbicide for rice field according to claim 1 is characterized in that, the weight ratio of described complex weedicide active ingredient is 2: 5: 12.
6. according to the described a kind of built herbicide for rice field of the wherein arbitrary claim of claim 1-5, it is characterized in that also having safener in the described complex weedicide, weight ratio is
The third careless amine: safener=2～4: 1.
7. a kind of built herbicide for rice field according to claim 6 is characterized in that, described safener is a fenclorim.
8. a kind of built herbicide for rice field according to claim 6 is characterized in that, at least a Pesticide Science acceptable auxiliary is arranged in the described complex weedicide.
9. a kind of built herbicide for rice field according to claim 6 is characterized in that, the formulation of described complex weedicide is an acceptable forms on the Pesticide Science.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100585204A CN100366155C (en) | 2004-06-18 | 2004-08-17 | Mixed herbicide |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200410049918.1 | 2004-06-18 | ||
| CN200410049918 | 2004-06-18 | ||
| CNB2004100585204A CN100366155C (en) | 2004-06-18 | 2004-08-17 | Mixed herbicide |
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| Publication Number | Publication Date |
|---|---|
| CN1593142A CN1593142A (en) | 2005-03-16 |
| CN100366155C true CN100366155C (en) | 2008-02-06 |
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|---|---|---|---|
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007077044A (en) * | 2005-09-12 | 2007-03-29 | Syngenta Japan Kk | Suspensible agrochemical preparation |
| GB0901834D0 (en) * | 2009-02-04 | 2009-03-11 | Syngenta Ltd | Novel herbicides |
| CN102365965B (en) * | 2011-11-04 | 2014-06-18 | 陕西美邦农药有限公司 | Pesticide composition containing ethoxysulfuron |
| CN102640759A (en) * | 2012-04-01 | 2012-08-22 | 广东中迅农科股份有限公司 | Weeding composition for rice direct-seeding field |
| HU231094B1 (en) * | 2017-04-13 | 2020-08-28 | Sumi Agro Hungary Kft. | Use of nicosulfuron and clomazone on fabales/fabaceae |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1203025A (en) * | 1998-06-20 | 1998-12-30 | 吴应多 | Compound herbicide for paddy field |
| CN1286907A (en) * | 1999-09-03 | 2001-03-14 | 通州市植物医院 | Clomazone-pretilachlore herbicide for dryland and its production process |
-
2004
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1203025A (en) * | 1998-06-20 | 1998-12-30 | 吴应多 | Compound herbicide for paddy field |
| CN1286907A (en) * | 1999-09-03 | 2001-03-14 | 通州市植物医院 | Clomazone-pretilachlore herbicide for dryland and its production process |
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