CN1163134C - Selective herbicides for cultivation of sugar cane - Google Patents
Selective herbicides for cultivation of sugar cane Download PDFInfo
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- CN1163134C CN1163134C CNB981057462A CN98105746A CN1163134C CN 1163134 C CN1163134 C CN 1163134C CN B981057462 A CNB981057462 A CN B981057462A CN 98105746 A CN98105746 A CN 98105746A CN 1163134 C CN1163134 C CN 1163134C
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Abstract
The present invention relates to a single application of 4-amino-5-isopropyl-2-(tert-butyl-amino carbonyl)-2, 4-dihydro-3H-1, 2, 4-triazol-3-ketone and a composition of an active compound used for enhancing efficiency in the cultivation of sugarcane. The present invention is characterized in that the composition of an active compound comprises an effective dose of composition containing 4-amino-5-isopropyl-2-(tert-amino carbonyl)-2, 4-dihydro-3H-1 and 2 4-triazol-3-ketone and one kind or several kinds of active compounds of the herbicide in a second group. The herbicides in a second group are prepared from the following active compound components of herbicide evik, tebuthiuron, hexazinone, isoxaflutole, metribuzin, sulfentrazone and diuron.
Description
The present invention relates to 4-amino-5-isopropyl 2-(tert-butyl group-amino carbonyl)-2,4-dihydro-3H-1,2,4-triazole-3-ketone wherein comprises the amino 5-isopropyl-2-(tert-butyl group-amino carbonyl)-2 of 4-from the composition of the reactive compound of application in cultivation of sugar cane and synergy, 4-dihydro-3H-1,2,4-triazole-3-ketone and other known weeding active compound, and above-mentioned composition can be used to optionally prevent and treat effectively especially the weeds in the sugarcane crop.
Carbamoyltriazoles quinoline ketone is as the weed killer herbicide of wide spectrum, in some patent applications, did to describe (reference: EP-294 666, EP-370 293, and EP-391 187, and EP-398 096, and EP-399 294, and EP-415 196, EP-477646)., known carbamoyltriazoles quinoline ketone has some poor activity distances when being used for sugarcane.
Surprisingly, have now found that 4-amino-5-isopropyl-2-(tert-butyl group-amino carbonyl)-2,4-dihydro-3H-1,2,4-triazole-3-ketone independent or be used in combination with all kinds of known weeding active compound, aspect activity of weeding, have tangible synergistic effect, and effective especially as the composition of the reactive compound of optionally preventing and treating the weeds in the sugarcane.
Therefore, the invention provides the 4-amino-5-isopropyl-2-(tert-butyl group-amino carbonyl)-2 of formula (A), 4-dihydro-3H-1,2, the 4-triazole-application of 3-ketone in cultivation of sugar cane:
And based on the synergy selective herbicidal composition that is used for cultivation of sugar cane of above-claimed cpd.
Above-mentioned composition is characterised in that it contains the composition of the reactive compound of effective dose, wherein comprises reactive compound (A) and one or more herbicidal compounds of organizing down:
N-ethyl-N '-(1-Methylethyl)-6-(methyl mercapto)-1,3,5-triazines-2,4-diamines (ametryn),
N-[5-(1, the 1-dimethyl ethyl)-1,3,4-thiadiazoles-2-yl]-N, N '-dimethyl urea (Metribuzin),
3-cyclohexyl-6-(dimethylamino)-1-methyl isophthalic acid, 3,5-triazine-2,4 (1H, 3H)-diketone (hexazinone),
(5-cyclopropyl-isoxazole-4-bases)-(2-methyl sulphonyl-4-trifluoromethyl)-ketone (isoxaflutole, RPA-210 772),
4-amino-6-the tert-butyl group-3-methyl mercapto-1,2,4-triazine-5 (4H)-ketone (Metribuzin),
2-(2,4-two chloro-5-methyl-sulfuryl amino-phenyl)-4-difluoromethyl 5-methyl-2,4-dihydro-3H-1,2,4-triazole-3-ketone (sulfentrazone, F-6285),
3-(3, the 4-dichlorophenyl)-1,1-dimethyl urea (diuron),
-(" the 1st group reactive compound ").
Making us interested especially is according to selective herbicidal composition of the present invention, it is characterized in that it contains the composition of reactive compound, wherein comprise reactive compound (A) and one to three kind of above-mentioned reactive compound ametryn that is selected from 1 group, Metribuzin, hexazinone, isoxaflutole, Metribuzin, sulfentrazone and diuron.
It is more special that to make us interested be according to selective herbicidal composition of the present invention, it is characterized in that it contains the composition of reactive compound, wherein comprise reactive compound (A) and one or two kind of above-mentioned active ingredient ametryn that is selected from 1 group, Metribuzin, hexazinone, isoxaflutole, Metribuzin, sulfentrazone and diuron.
Surprisingly, have now found that independent compound (A) and reactive compound (A) and the composition of the reactive compound of the above-mentioned definition of above-mentioned 1 group reactive compound have extra high activity of weeding, simultaneously to crop safety, and can be used in sugarcane optionally controlling weeds.
Surprisingly, contain selectivity and the activity of weeding of composition in sugarcane crop according to reactive compound of the present invention of illustrative compound in reactive compound (A) and above-mentioned 1 group, more much higher than the summation of independent reactive compound activity.
The composition that this means reactive compound has in sugarcane in the high selectivity, has unpredictable synergistic effect aspect activity of weeding, and is not only addition.There is good tolerance in sugarcane to the composition of this new reactive compound, even fully prevents and treats for the composition of also available new reactive compound of the weeds that are difficult to prevent and treat.Therefore, increased the scope of the selectivity controlling weeds of new active compound combinations.
Composition according to reactive compound of the present invention for example can be used for following relevant plant:
Broadleaf weed belongs to: sinapsis alba, pepper grass, clearvers, chickweed, german chamomile, yellow chamomile, smallflower galinsoga herb, lamb's-quarters, nettle, climbing groundsel, amaranth, kitchen garden, Siberian cocklebur, japanese bearbind is led a cow, knotweed, sesbania, artemisiifolia, Ji, welted thistle, common sow thistle, black nightshade,
Dish, waterleaf Pinus, Brittle Falsepimpernel Herb, white dead nettle, Veronica, fiber crops, bur, datura, violet, weasel hemp nettle, opium poppy, cornflower, trefoil, buttercup and tansy.
Monocotyledon weed belongs to: barnyard grass, green foxtail, broomcorn millet, lady's-grass, timothy grass, annual bluegrass, fescue grass, eleusine indica, arm shape grass, perennial ryegrass, bromegrass, oat, nutgrass flatsedge, chinese sorghum, wheatgrass, crested dogstail, Monochoria vaginalis, dichotomous fimbristylis herb, arrowhead, pin Lin, the Fischer grass, ditch millet, Ischaemum, the cusp flower, Egyptian grass is cut a gang Ying, amur foxtail and wind grass.
And reactive compound according to the present invention has good active to following weeds: bristle stings luxuriant chrysanthemum, Ageratum conyzoides, amaranth (Amaranthus chlorostachys), arm shape grass (Brachiaria decumbens), car forearm shape grass, the tribulus terrestris grass, meal bag grass, distortion mountain horseleech, Jamaica's lady's-grass, lady's-grass, eleusine indica, the root of Beijing euphorbia, Hainan, sweet potato genus, (Ipomoea acuminata) leads a cow, Herba Nicandrae Physaloidis, the big broomcorn millet of hair Ying, kitchen garden, common calla (Richardia brasiliensis), Chinese milk vetch carries on the back bur in vain, common sow thistle is stung luxuriant chrysanthemum, shrimp pincers dish (Alternanthera tenella), green amaranth, tall oat grass, bidens pilosa, the rhizome of nutgrass flatsedge, soybean, Sida cordifolia Linn.
, the application of active compound combinations never is limited in the above-mentioned genus according to the present invention, and they also have identical effect to other plant.
The composition that the present invention has the reactive compound of synergistic effect uses effective especially with certain concentration ratio., the weight ratio of the reactive compound in the active compound combinations can change in quite wide scope.Usually, the reactive compound (A) to every weight portion uses 0.001 to 1000 weight portion, preferred 0.01 to 100 weight portion, 1 group reactive compound of preferred especially 0.1 to 10 weight portion.
The composition of this reactive compound can be converted to the preparation into routine, as liquor, and emulsion, wetting powder, suspending agent, pulvis, pulvis subtilis, paste, solvable pulvis, granule, dense suspended emulsion is with natural and the synthetic material and the micro-fine capsule in polymer of reactive compound dipping.
These preparations are produced with known method, and for example, by with reactive compound and filler, promptly liquid flux and/or solid carrier mix and produce, the selectable surfactant that uses in the preparation, i.e. emulsifier and/or dispersant, and/or foam agent.
Under the situation that makes water as filler, for example, also can be with an organic solvent as cosolvent.Suitable liquid flux mainly contains: arene, and as dimethylbenzene, toluene or Fluhyzon, chlorinated aromatic hydrocarbons class or chloro aliphatic hydrocarbon, as chlorobenzene, dichloroethane or carrene, aliphatic hydrocarbon is as cyclohexane or alkane, mineral oil fraction for example, mineral oil and vegetable oil, alcohols is as butanols or ethylene glycol and ether and ester class, ketone, as acetone, methyl, ethyl ketone, methyl, isobutyl ketone or cyclohexanone, intensive polar solvent, as dimethyl formamide and dimethyl sulfoxide (DMSO), and water.
Suitable solid carrier has:
For example, ammonium salt and natural minerals powder, as kaolin, clay, talcum, chalk, quartz, Attagel, imvite or diatomite and synthetic mineral powder, as high dispersive silica, aluminium oxide and silicate; The solid carrier that is fit to granule has: for example, the natural rock of pulverizing and classification, as calcite, marble, float stone, sepiolite and dolomite, or inorganic synthetic particle and organic dust, with the particle such as the sawdust of organic material, shuck, corn ears and stems and tobacco stem; Suitable emulsifier and/or foam agent have: for example nonionic and anion emulsifier, and as polyoxyethylene fatty acid ester, polyoxyethylene aliphatic alcohol ether, alkylaryl polyglycol ether for example, alkylsulfonate, alkyl sulfate, arylsulphonate and protein hydrolysate; The dispersant that is fit to has: for example lignin sulfinic acid waste liquid and methylcellulose.
In preparation, also can use the natural and synthetic polymer of sticker such as carboxymethyl cellulose and powder, particle or latex shape form, as gum Arabic, polyvinyl alcohol and polyvinyl acetate, or natural phospholipid such as cephalin and lecithin, and synthetic phospholipid.Other sticker can be mineral oil and vegetable oil.
Colouring agent that may use such as inorganic pigment, iron oxide for example, titanium oxide and Prussia orchid, and organic dyestuff, as alizarin dyes, azo dyes and metal phthalocyanine dyestuff and trace nutrients, for example, the salt of iron, manganese, boron, copper, cobalt, molybdenum and zinc.
Usually contain 0.1%-95% by weight in the preparation, the independent reactive compound (A) of preferred 0.5%-90% by weight or with the composition of reactive compound described in one or more above-mentioned 1 group as reactive compound.
Reactive compound (A) itself, and according to the composition of reactive compound of the present invention, preferred preparation separately and mixing when using is promptly used with the form of bucket mixture., they also in advance the form of mixture use.
Reactive compound (A) itself, and the composition of new reactive compound itself or its dosage form also can with the mixture of other known weed killer herbicide, the form of final preparation or the possible mixture of bucket is once more used.With other known activity compound such as fungicide, insecticide, miticide, nematocide, bird repellent, the mixture of growth promoter plant nutrient agent and soil structure conditioner also are possible.And, according to concrete purpose, particularly when the seedling post processing, in preparation, also can sneak into mineral or vegetable oil (for example commercially available " Oleo Dupont 11E ") or ammonium salt such as the ammonium sulfate or the ammonium thiocyanate of plant tolerance as other additive.
This reactive compound (A) itself, and new active compound combinations also can itself or its dosage form, or therefrom further the application form of dilution preparation use, as now using solution, suspension, emulsion, pulvis, paste or granule.Can use reactive compound in a usual manner, for example sprinkle and water, spraying, atomizing dusts or disperses.
Can be before the seedling before plantling or behind the seedling and seedling after method use reactive compound (A) itself, and, also can prior to seeding they be sneaked in the soil according to the composition of reactive compound of the present invention.
The usage amount of reactive compound itself and active compound combinations of the present invention can change in certain scope; Especially change according to weather and soil condition.Usually, consumption is per hectare 10g to 10kg, preferred per hectare 50g to 5kg, particularly per hectare 100g to 2kg.
Following embodiment has confirmed the good activity of weeding of reactive compound (A) itself and active compound combinations of the present invention.Though reactive compound shows very weak activity of weeding separately, and composition all demonstrates the very effective preventive and therapeutic effect of weeds, and this preventive and therapeutic effect has surpassed the summation of independent active component activity.
In weed killer herbicide, when the activity of weeding of active compound combinations surpasses when using the activity of weeding of reactive compound separately, synergistic effect always exists.
The expection activity of two kinds of herbicidal activity compound compositions can calculate (referring to COLBY, S.R. " calculates the synergy and the antagonism reaction of herbicidal composition " Weeds15,20-22 page or leaf, 1967) according to following formula:
If X=under the application dosage of pkg/ha, the infringement % of weed killer herbicide A (formula I reactive compound)
If Y=under the application dosage of qkg/ha, the infringement % of weed killer herbicide B (formula II reactive compound)
With E=under the application dosage of p and qkg/ha, the speculative damage that weed killer herbicide A and B cause
E=X+Y-(X.Y/100) then
If actual infringement has surpassed calculated value, composition then surpassed adding of its activity and, promptly compositions display goes out synergistic effect.
Following embodiment has disclosed that the activity of weeding of active compound combinations of the present invention has surpassed calculated value in control of weeds, that is, this new active compound combinations has synergistic effect.
Drug effect embodiment:
Embodiment A
Test before the seedling/outdoor
Solvent: 5 weight portion acetone
Emulsifier: 1 weight portion alkylaryl polyglycol ether
In order to prepare the suitable prepared product of reactive compound, in all cases,, add the emulsifier of scheduled volume and dilute with water concentrate to desired concn with the solvent of the reactive compound and the scheduled volume of 1 weight portion.
Behind outdoor sowing test plant seed, for a moment, water each basin, make soil evenly moistening with the prepared product amount of reactive compound is bold and vigorous.In prepared product, the concentration of reactive compound is unimportant, and the amount of application that has only the reactive compound of per unit area is important.
After five weeks, relatively estimate the extent of damage % that obtains plant with the growth of untreated control.Numeral is as follows:
0%=is invalid
The 100%=total lesion
In this test, (A) demonstrate above addition, promptly in cultivation of sugar cane, typical weeds are demonstrated synergistic activity with ametryn or with the active compound combinations of Metribuzin.
Result of the test:
The ametryn of mixture A:0.56kg/ha reactive compound (A)+1.5kg/ha
The Metribuzin of mixture B:0.56kg/ha reactive compound (A)+0.75kg/ha
Standard A: ametryn 2.5kg/ha
Standard B: Metribuzin 1kg/ha
Application process weeds product/mixture is renderd a service
The preceding Hainan of seedling root of Beijing euphorbia mixture A 97%
Mixture B 97%
Standard A 60%
Standard B 30%
Sida cordifolia Linn mixture A 100% behind the seedling
Mixture B 100%
Standard A 60%
Standard B 40%
Claims (2)
1. 4-amino-5-isopropyl-2-(tert-butyl group-amino carbonyl)-2,4-dihydro-3H-1,2,4-triazole-3-ketone is prevented and treated the application of noxious plant in cultivation of sugar cane.
2. the method for control noxious plant in the cultivation of sugar cane is characterized in that making 4-amino-5-isopropyl-2-(tert-butyl group-amino carbonyl)-2,4-dihydro-3H-1, and 2,4-triazole-3-ketone contacts vegetatively with noxious plant and/or its.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB981057462A CN1163134C (en) | 1998-02-25 | 1998-02-25 | Selective herbicides for cultivation of sugar cane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB981057462A CN1163134C (en) | 1998-02-25 | 1998-02-25 | Selective herbicides for cultivation of sugar cane |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101752905A Division CN101889575A (en) | 1998-02-25 | 1998-02-25 | The selective herbicide of cultivation of sugar cane |
| CN 200410063257 Division CN1561726B (en) | 1998-02-25 | 1998-02-25 | Selective herbicide for sugarcane cultivation |
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| Publication Number | Publication Date |
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| CN1227051A CN1227051A (en) | 1999-09-01 |
| CN1163134C true CN1163134C (en) | 2004-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB981057462A Expired - Lifetime CN1163134C (en) | 1998-02-25 | 1998-02-25 | Selective herbicides for cultivation of sugar cane |
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| CN105766974A (en) * | 2016-03-31 | 2016-07-20 | 太仓市新华粮食生产专业合作社 | Weeding composition containing pendimethalin, tebuthiuron and hexazinone |
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- 1998-02-25 CN CNB981057462A patent/CN1163134C/en not_active Expired - Lifetime
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