CN104823998A - Wheat field composite herbicide and preparation method of same - Google Patents
Wheat field composite herbicide and preparation method of same Download PDFInfo
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- CN104823998A CN104823998A CN201510125741.7A CN201510125741A CN104823998A CN 104823998 A CN104823998 A CN 104823998A CN 201510125741 A CN201510125741 A CN 201510125741A CN 104823998 A CN104823998 A CN 104823998A
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Abstract
The invention provides a wheat field composite herbicide and a preparation method of the same, wherein the herbicide includes: cyhalofop-butyl, bispyribac-sodium, pyrazosulfuron-ethyl, penoxsulam, clethodim, quizalofop-p-ethyl, atrazine, alkyl sulfonate, fatty alcohol sulfonate, alkylphenol ethoxylates, resin-based plant oil, high-viscosity soil and cloquitocet-mexyl. The preparation method includes following steps: (A) mixing the cyhalofop-butyl, the bispyribac-sodium, the pyrazosulfuron-ethyl, the penoxsulam, the clethodim, the quizalofop-p-ethyl and the atrazine in a mixer; (B) adding the alkyl sulfonate, the fatty alcohol sulfonate, the alkylphenol ethoxylates, the resin-based plant oil, the high-viscosity soil and the cloquitocet-mexyl successively into the mixer for mixing the all components; (C) performing primary air jet pulverization to the mixed material; (D) mixing the mixed material into an agravic mixer; and (E) performing secondary air jet pulverization to obtain the wheat field composite herbicide. The wheat field composite herbicide is wide in weed control spectrum and is high in safety.
Description
Technical field
The invention belongs to technical field of pesticide, be specifically related to a kind of wheatland compound herbicide and preparation method thereof.
Background technology
As everyone knows, wheat, rice, the most important several cereal crops of corn Deng Shi China, the height of grain yield is directly connected to national food security, social stability and harmony.For the variety of crops that this north of wheat is main, the unordered growth of the malignant weeds such as hard grass, amur foxtail, Alopecurus, not grass has a strong impact on wheat yield.Wherein Alopecurus and cause harm area and the severity of deceiving grass strengthen year by year in recent years, indivedual field wheat yield losses in minority area are up to 2 ~ 3 one-tenth, the most serious field forms farmland running to weeds, the harm solving these two kinds of weeds is extremely urgent, becomes Wheat Diseases And Insect Pests and prevents one of topmost problem in field.
At present, the medicament applied for wheat grassy weed mainly contains clodinafop-propargyl, fenoxapropPethyl, chlortoluron, isoproturon and isoproturon chlortoluron etc., facts have proved through production application, these medicaments are better to the hard grass of wheatland, common amur foxtail preventive effect, only have 30-40% poor to Alopecurus and not careless preventive effect.It seems from the weed killer herbicide kind of having gone on the market at present, go back neither one up to now to Mai Tian Wang is careless, Alopecurus has excellent preventive effect single dose or built agent product, owing to lacking this type of weed killer herbicide, cause Mai Nong can only carry out arbitrarily collocation according to experience to different weed killer herbicides when field weeding mixed, lack scientific, preventive effect is unstable, poisoning occurs often and causes wheat yield.
In the prior art, also someone attempts using multicomponent compound herbicide to solve the problem, such as CN102422838 discloses a kind of three components compound compound weeding composition, owing to there is certain conflict to the not scientific allocation of each Ingredient Amount and the chemical composition of three kinds of different molecular structures, the ideal of herbicidal effect not as expected when causing its practical application, three kinds of composite uses of composition simultaneously considerably increase actual application difficulty and cost.CN104068024 also discloses a kind of weed killer herbicide, and same exist the problem similar with such scheme.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art and provide a kind of wheatland compound herbicide and preparation method thereof, this weed killer herbicide can broad-spectrum weed-killing, and high to the safety of wheatland.
A kind of wheatland compound herbicide, comprises with parts by weight: cyhalofop-butyl 3 ~ 8 parts, two 2 ~ 9 parts, careless ether, pyrazosulfuron 1 ~ 6 part, penoxsuam 4 ~ 8 parts, clethodim 3 ~ 7 parts, Quizalotop-ethyl 2 ~ 6 parts, atrazine 1 ~ 5 part, alkylsulfonate 2 ~ 7 parts, fatty alcohol sulfonate 3 ~ 8 parts, alkylphenol polyoxyethylene 4 ~ 10 parts, pine ester group vegetable oil 2 ~ 6 parts, high clay 1 ~ 7 part, cloquitocet_mexyl 2 ~ 9 parts.
As the further improvement of foregoing invention, described wheatland compound herbicide comprises with parts by weight: cyhalofop-butyl 4 ~ 7 parts, two 3 ~ 6 parts, careless ether, pyrazosulfuron 2 ~ 5 parts, penoxsuam 5 ~ 7 parts, clethodim 4 ~ 6 parts, Quizalotop-ethyl 3 ~ 5 parts, atrazine 2 ~ 4 parts, alkylsulfonate 3 ~ 6 parts, fatty alcohol sulfonate 4 ~ 7 parts, alkylphenol polyoxyethylene 6 ~ 9 parts, pine ester group vegetable oil 3 ~ 5 parts, high clay 2 ~ 6 parts, cloquitocet_mexyl 4 ~ 8 parts.
As the further improvement of foregoing invention, described wheatland compound herbicide comprises with parts by weight: cyhalofop-butyl 5 parts, two 4 parts, careless ether, pyrazosulfuron 3 parts, penoxsuam 6 parts, clethodim 5 parts, Quizalotop-ethyl 4 parts, atrazine 3 parts, alkylsulfonate 5 parts, fatty alcohol sulfonate 6 parts, alkylphenol polyoxyethylene 8 parts, pine ester group vegetable oil 4 parts, high clay 3 parts, cloquitocet_mexyl 7 parts.
The preparation method of above-mentioned wheatland compound herbicide, comprises the following steps:
Step 1, cyhalofop-butyl, two careless ether, pyrazosulfuron, penoxsuam, clethodim, Quizalotop-ethyl and atrazine are added in mixer and mixes, again alkylsulfonate, fatty alcohol sulfonate, alkylphenol polyoxyethylene, loose ester group vegetable oil, high clay and cloquitocet_mexyl are added in mixer successively and mix, obtain mixed material;
Step 2, carries out first time air-flow crushing by step 1 gained mixed material, and crushing rear material enters Agravicmixer mixing, then carries out second time air-flow crushing, to obtain final product.
As the further improvement of foregoing invention, in step 1, mixer rotating speed is 1450 ~ 1500r/min.
As the further improvement of foregoing invention, in step 2, air-flow crushing load is 170 ~ 190kg/h for the first time, and second time air-flow crushing load is 150 ~ 170kg/h.
Cyhalofop-butyl is Uptake and translocation weed killer herbicide.By blade and the leaf sheath absorption of plant corpus, phloem conducts, and accumulates the meristem zone in plant corpus, resist acetyl-CoA carboxylase, fatty acid is synthesized and stops, the growth division of cell can not normally be carried out, membranous system etc., containing fat structural deterioration, finally cause Plant death.Be absorbed into weeds Mortality Ratio from cyhalofop-butyl comparatively slow, generally need 1 ~ 3 week.Be mainly used in preventing and kill off important grassy weed, cyhalofop-butyl is efficient to moleplant seed, has certain preventive effect, also can prevent and kill off lady's-grass, two fringe sparrow, green foxtail, eleusine indica, amur foxtail etc. to low age benefit grass.
Two careless ether, effectively can prevent and kill off rice field grass and other grassy weeds, doublely control most of broad leaved weed, some sedge weeds and other weed killer herbicides are produced to the benefit grass of resistance.Two careless ether belongs to benzoic acid herbicide, is highly active inhibitor of acetolactate synthetase, can be absorbed very soon, and conduct to whole plant after dispenser by weeds cauline leaf, suppresses the growth of plant meristematic tissue, thus kills weeds.Efficiently, wide spectrum, consumption are extremely low.
Pyrazosulfuron, belongs to sulfonylurea herbicide, and for selectivity inhales translocated herbicide, absorbed mainly through root system, shift rapidly in weeds plant body, Developing restraint, weeds are dead gradually.Efficacy stability, safety is high, 25 ~ 35 days lasting periods.Annual and perennial broadleaf weed and sedge weed can be prevented and kill off.
Penoxsuam is translocated herbicide, through cauline leaf, young shoot and Root Absorption, conducts to meristematic tissue by xylem and phloem, suppresses plant strain growth, makes growing point chlorosis, and after process, 7 ~ 14d terminal bud reddens, downright bad, and within 2 ~ 4 weeks, plant is dead.This agent is strong inhibitor of acetolactate synthetase, and medicament presents comparatively slow, needs certain hour weeds just dead gradually.Penoxsuam fungicidal spectrum is wide, all have good preventive effect, and the lasting period reaches 30 ~ 60 days to benefit grass, annual nutgrass flatsedge and multiple broadleaved herb, a drug energy basic controlling full season Weed infestation.
Clethodim, is a kind of novel dry land herbicide after seedling, has excellent selectivity.Be applicable to the Gramineae ruderals such as broad-leaved sky Control Wild oat, lady's-grass, green foxtail, eleusine indica, annual bluegrass, hard grass.After dispenser, can be absorbed rapidly by Gramineae ruderal cauline leaf and conduct to stem apex and meristematic tissue, suppress merismatic activity, destroy cell division, finally cause weeds dead.
Quizalotop-ethyl, its mechanism of action and herbicide spectrum is similar to quizalofopethyl, is absorbed by weeds cauline leaf, and Bidirectional Conduction up and down in plant corpus, be accumulated in top and intercalary meristematic, T suppression cell fatty acid synthesizes, and is weeds necrosis.Be a kind of novel dry land cauline leaf inorganic agent of high selectivity, between grassy weed and dicotyledonous crops, have high-end selectivity, have good preventive effect to the grassy weed in broad leaf crop field.Speed of action is fast, efficacy stability, and is not subject to the impact of the environmental conditions such as rainwater temperature and humidity.
Atrazine adds, and is before interior suction selectivity seedling, herbicide after seedling.Root absorption is main, and cauline leaf absorbs seldom.Easily by rainwater drip washing to soil comparatively deep layer, also effective to some dark root grass, but easily produce poisoning.Lasting period is longer.
Wheatland compound herbicide of the present invention compared with prior art, its remarkable advantage is: first, multiple grass family and broad leaved weed can be prevented and kill off by broad-spectrum high efficacy, to the annual weed such as common amur foxtail, Alopecurus, barnyard grass, Wang grass, Cao Benshi knotweed, Amaranthus retroflexus, water sour jujube pin, chickweed, Hairy Bittercress, there is splendid preventive effect, a dispenser, can control the Weed infestation of wheat class fertility overall process; The second, high to wheatland safety, can not grow safely wheatland and cause obvious impact, make wheat increase yield amount higher.
Embodiment
Embodiment 1
A kind of wheatland compound herbicide, comprises with parts by weight: cyhalofop-butyl 3 parts, two 2 parts, careless ether, pyrazosulfuron 1 part, penoxsuam 4 parts, clethodim 3 parts, Quizalotop-ethyl 2 parts, atrazine 1 part, alkylsulfonate 2 parts, fatty alcohol sulfonate 3 parts, alkylphenol polyoxyethylene 4 parts, pine ester group vegetable oil 2 parts, high clay 1 part, cloquitocet_mexyl 2 parts.
The preparation method of above-mentioned wheatland compound herbicide, comprises the following steps:
Step 1, cyhalofop-butyl, two careless ether, pyrazosulfuron, penoxsuam, clethodim, Quizalotop-ethyl and atrazine are added in mixer and mixes, alkylsulfonate, fatty alcohol sulfonate, alkylphenol polyoxyethylene, loose ester group vegetable oil, high clay and cloquitocet_mexyl being added successively in mixer take rotating speed as 1450r/min mixing 15min again, obtains mixed material;
Step 2, carries out first time air-flow crushing by step 1 gained mixed material, and pulverizing load is 170kg/h, crushing rear material enters Agravicmixer mixing, and then carry out second time air-flow crushing, broken load is 150kg/h, detect qualified D97 through laser particle analyzer and be less than 20um, to obtain final product.
Embodiment 2
A kind of wheatland compound herbicide, comprises with parts by weight: cyhalofop-butyl 4 parts, two 3 parts, careless ether, pyrazosulfuron 2 parts, penoxsuam 5 parts, clethodim 4 parts, Quizalotop-ethyl 3 parts, atrazine 2 parts, alkylsulfonate 3 parts, fatty alcohol sulfonate 4 parts, alkylphenol polyoxyethylene 6 parts, pine ester group vegetable oil 3 parts, high clay 2 parts, cloquitocet_mexyl 4 parts.
The preparation method of above-mentioned wheatland compound herbicide, comprises the following steps:
Step 1, cyhalofop-butyl, two careless ether, pyrazosulfuron, penoxsuam, clethodim, Quizalotop-ethyl and atrazine are added in mixer and mixes, alkylsulfonate, fatty alcohol sulfonate, alkylphenol polyoxyethylene, loose ester group vegetable oil, high clay and cloquitocet_mexyl being added successively in mixer take rotating speed as 1500r/min mixing 15min again, obtains mixed material;
Step 2, carries out first time air-flow crushing by step 1 gained mixed material, and pulverizing load is 190kg/h, crushing rear material enters Agravicmixer mixing, and then carry out second time air-flow crushing, broken load is 170kg/h, detect qualified D97 through laser particle analyzer and be less than 20um, to obtain final product.
Embodiment 3
A kind of wheatland compound herbicide, comprises with parts by weight: cyhalofop-butyl 5 parts, two 4 parts, careless ether, pyrazosulfuron 3 parts, penoxsuam 6 parts, clethodim 5 parts, Quizalotop-ethyl 4 parts, atrazine 3 parts, alkylsulfonate 5 parts, fatty alcohol sulfonate 6 parts, alkylphenol polyoxyethylene 8 parts, pine ester group vegetable oil 4 parts, high clay 3 parts, cloquitocet_mexyl 7 parts.
The preparation method of above-mentioned wheatland compound herbicide, comprises the following steps:
Step 1, cyhalofop-butyl, two careless ether, pyrazosulfuron, penoxsuam, clethodim, Quizalotop-ethyl and atrazine are added in mixer and mixes, alkylsulfonate, fatty alcohol sulfonate, alkylphenol polyoxyethylene, loose ester group vegetable oil, high clay and cloquitocet_mexyl being added successively in mixer take rotating speed as 1480r/min mixing 15min again, obtains mixed material;
Step 2, carries out first time air-flow crushing by step 1 gained mixed material, and pulverizing load is 180kg/h, crushing rear material enters Agravicmixer mixing, and then carry out second time air-flow crushing, broken load is 160kg/h, detect qualified D97 through laser particle analyzer and be less than 20um, to obtain final product.
Embodiment 4
A kind of wheatland compound herbicide, comprises with parts by weight: cyhalofop-butyl 7 parts, two 6 parts, careless ether, pyrazosulfuron 5 parts, penoxsuam 7 parts, clethodim 6 parts, Quizalotop-ethyl 5 parts, atrazine 4 parts, alkylsulfonate 6 parts, fatty alcohol sulfonate 7 parts, alkylphenol polyoxyethylene 9 parts, pine ester group vegetable oil 5 parts, high clay 6 parts, cloquitocet_mexyl 8 parts.
The preparation method of above-mentioned wheatland compound herbicide, comprises the following steps:
Step 1, cyhalofop-butyl, two careless ether, pyrazosulfuron, penoxsuam, clethodim, Quizalotop-ethyl and atrazine are added in mixer and mixes, alkylsulfonate, fatty alcohol sulfonate, alkylphenol polyoxyethylene, loose ester group vegetable oil, high clay and cloquitocet_mexyl being added successively in mixer take rotating speed as 1450r/min mixing 15min again, obtains mixed material;
Step 2, carries out first time air-flow crushing by step 1 gained mixed material, and pulverizing load is 170kg/h, crushing rear material enters Agravicmixer mixing, and then carry out second time air-flow crushing, broken load is 150kg/h, detect qualified D97 through laser particle analyzer and be less than 20um, to obtain final product.
Embodiment 5
A kind of wheatland compound herbicide, comprises with parts by weight: cyhalofop-butyl 8 parts, two 9 parts, careless ether, pyrazosulfuron 6 parts, penoxsuam 8 parts, clethodim 7 parts, Quizalotop-ethyl 6 parts, atrazine 5 parts, alkylsulfonate 7 parts, fatty alcohol sulfonate 8 parts, alkylphenol polyoxyethylene 10 parts, pine ester group vegetable oil 6 parts, high clay 7 parts, cloquitocet_mexyl 9 parts.
The preparation method of above-mentioned wheatland compound herbicide, comprises the following steps:
Step 1, cyhalofop-butyl, two careless ether, pyrazosulfuron, penoxsuam, clethodim, Quizalotop-ethyl and atrazine are added in mixer and mixes, alkylsulfonate, fatty alcohol sulfonate, alkylphenol polyoxyethylene, loose ester group vegetable oil, high clay and cloquitocet_mexyl being added successively in mixer take rotating speed as 1480r/min mixing 15min again, obtains mixed material;
Step 2, carries out first time air-flow crushing by step 1 gained mixed material, and pulverizing load is 180kg/h, crushing rear material enters Agravicmixer mixing, and then carry out second time air-flow crushing, broken load is 160kg/h, detect qualified D97 through laser particle analyzer and be less than 20um, to obtain final product.
The weed killer herbicide of embodiment 1 to 5 gained and commercially available prod are carried out the controlling experiment of weeds, together, in the wheat anti-phase in spring, weeds amur foxtail 2 ~ 4 tillers, and broadcasts ma's punt-pole, shepherd's purse leaf phase breeding time 4, clearvers 2 ~ 4 branches for experimental condition and environment facies.Duration of test does not carry out the extermination of disease and insect pest, does not carry out non-target control of weeds yet.Measuring wheat area is 20 square metres, adopts absolute value investigation method, and investigation method is often process 4 arda samplings, often some 0.25m
2, remain the kind of weeds, strain number and fresh weight in counting 1 square metre, calculate fresh weight preventive effect.After dispenser 40 days, investigation fresh weight effect.Result is as follows:
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Commercially available prod | Artificial weeding | |
| Amur foxtail fresh kind of preventive effect (%) | 89.15 | 94.61 | 98.18 | 99.70 | 87.63 | 65.4 | 68.78 |
| Broadcast ma's punt-pole fresh kind of preventive effect (%) | 92.69 | 100.0 | 100.0 | 100.0 | 92.45 | 76.91 | 70.37 |
| Shepherd's purse fresh kind of preventive effect (%) | 83.42 | 88.72 | 91.93 | 99.41 | 89.58 | 65.39 | 55.74 |
| Clearvers fresh kind of preventive effect (%) | 89.95 | 92.23 | 96.62 | 99.86 | 88.77 | 78.72 | 81.62 |
| The overall fresh kind of preventive effect (%) of weeds | 89.22 | 95.82 | 98.67 | 99.83 | 85.42 | 59.24 | 75.50 |
From the above results, weed killer herbicide of the present invention has good weeding effect of increasing production, broad weed-killing spectrum, to broad leaved weed Descurainia sophia, shepherd's purse, clearvers to preventing and kill off wheat weeds, and annual grass tree undergraduate course weeds amur foxtail all has splendid preventive effect, is the medicament to weeds sensitivity.Also good preventive effect is had to treacle mustard, sandwort through observing.Compare with artificial weeding, have better saving of labor's benefit.
Claims (6)
1. a wheatland compound herbicide, is characterized in that: comprise with parts by weight: cyhalofop-butyl 3 ~ 8 parts, two 2 ~ 9 parts, careless ether, pyrazosulfuron 1 ~ 6 part, penoxsuam 4 ~ 8 parts, clethodim 3 ~ 7 parts, Quizalotop-ethyl 2 ~ 6 parts, atrazine 1 ~ 5 part, alkylsulfonate 2 ~ 7 parts, fatty alcohol sulfonate 3 ~ 8 parts, alkylphenol polyoxyethylene 4 ~ 10 parts, pine ester group vegetable oil 2 ~ 6 parts, high clay 1 ~ 7 part, cloquitocet_mexyl 2 ~ 9 parts.
2. wheatland compound herbicide according to claim 1, is characterized in that: described wheatland compound herbicide comprises with parts by weight: cyhalofop-butyl 4 ~ 7 parts, two 3 ~ 6 parts, careless ether, pyrazosulfuron 2 ~ 5 parts, penoxsuam 5 ~ 7 parts, clethodim 4 ~ 6 parts, Quizalotop-ethyl 3 ~ 5 parts, atrazine 2 ~ 4 parts, alkylsulfonate 3 ~ 6 parts, fatty alcohol sulfonate 4 ~ 7 parts, alkylphenol polyoxyethylene 6 ~ 9 parts, pine ester group vegetable oil 3 ~ 5 parts, high clay 2 ~ 6 parts, cloquitocet_mexyl 4 ~ 8 parts.
3. wheatland compound herbicide according to claim 1, is characterized in that: described wheatland compound herbicide comprises with parts by weight: cyhalofop-butyl 5 parts, two 4 parts, careless ether, pyrazosulfuron 3 parts, penoxsuam 6 parts, clethodim 5 parts, Quizalotop-ethyl 4 parts, atrazine 3 parts, alkylsulfonate 5 parts, fatty alcohol sulfonate 6 parts, alkylphenol polyoxyethylene 8 parts, pine ester group vegetable oil 4 parts, high clay 3 parts, cloquitocet_mexyl 7 parts.
4. the preparation method of wheatland compound herbicide according to claim 1, is characterized in that: comprise the following steps:
Step 1, cyhalofop-butyl, two careless ether, pyrazosulfuron, penoxsuam, clethodim, Quizalotop-ethyl and atrazine are added in mixer and mixes, again alkylsulfonate, fatty alcohol sulfonate, alkylphenol polyoxyethylene, loose ester group vegetable oil, high clay and cloquitocet_mexyl are added in mixer successively and mix, obtain mixed material;
Step 2, carries out first time air-flow crushing by step 1 gained mixed material, and crushing rear material enters Agravicmixer mixing, then carries out second time air-flow crushing, to obtain final product.
5. the preparation method of wheatland compound herbicide according to claim 4, is characterized in that: in step 1, mixer rotating speed is 1450 ~ 1500r/min.
6. the preparation method of wheatland compound herbicide according to claim 4, is characterized in that: in step 2, air-flow crushing load is 170 ~ 190kg/h for the first time, and second time air-flow crushing load is 150 ~ 170kg/h.
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| CN106106491A (en) * | 2016-06-21 | 2016-11-16 | 创新美兰（合肥）股份有限公司 | A kind of pyraclostrobin and Prochloraz compound aqueous emulsion and preparation method thereof |
| CN106489940A (en) * | 2016-08-30 | 2017-03-15 | 枣阳市先飞高科农药有限公司 | A kind of have hypotoxic strength herbicide agricultural chemicals |
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2015
- 2015-03-23 CN CN201510125741.7A patent/CN104823998A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105766977A (en) * | 2016-05-13 | 2016-07-20 | 创新美兰（合肥）股份有限公司 | Dicamba, nicosulfuron and mesotrione compound dispersible oil suspension concentrate and preparation method thereof |
| CN105851023A (en) * | 2016-05-13 | 2016-08-17 | 创新美兰（合肥）股份有限公司 | Dispersible oil suspending agent compounded from carfentrazone-ethyl, cyhalofop-butyl and penoxsulam and preparing method of dispersible oil suspending agent |
| CN105961421A (en) * | 2016-05-13 | 2016-09-28 | 创新美兰（合肥）股份有限公司 | Difenoconazole, propiconazole and pyraclostrobin compounded suspension and preparation method thereof |
| CN106106491A (en) * | 2016-06-21 | 2016-11-16 | 创新美兰（合肥）股份有限公司 | A kind of pyraclostrobin and Prochloraz compound aqueous emulsion and preparation method thereof |
| CN106489940A (en) * | 2016-08-30 | 2017-03-15 | 枣阳市先飞高科农药有限公司 | A kind of have hypotoxic strength herbicide agricultural chemicals |
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Application publication date: 20150812 |