CN107410328A - A kind of agricultural chemicals and its application containing flufenacet and prometryn - Google Patents
A kind of agricultural chemicals and its application containing flufenacet and prometryn Download PDFInfo
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- CN107410328A CN107410328A CN201710236968.8A CN201710236968A CN107410328A CN 107410328 A CN107410328 A CN 107410328A CN 201710236968 A CN201710236968 A CN 201710236968A CN 107410328 A CN107410328 A CN 107410328A
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- prometryn
- flufenacet
- agricultural chemicals
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/82—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with three ring hetero atoms
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/66—1,3,5-Triazines, not hydrogenated and not substituted at the ring nitrogen atoms
- A01N43/68—1,3,5-Triazines, not hydrogenated and not substituted at the ring nitrogen atoms with two or three nitrogen atoms directly attached to ring carbon atoms
- A01N43/70—Diamino—1,3,5—triazines with only one oxygen, sulfur or halogen atom or only one cyano, thiocyano (—SCN), cyanato (—OCN) or azido (—N3) group directly attached to a ring carbon atom
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- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The present invention relates to a kind of agricultural chemicals containing flufenacet and prometryn and its application, belong to technical field of pesticide.Solving how to provide a kind of amount of application small, pharmacy control efficacy is high, can be applied in various crop, and on second stubble crop without the technical problem for influenceing or influenceing less agricultural chemicals.The agricultural chemicals containing flufenacet and prometryn of the present invention, including the preparation containing flufenacet and prometryn, and other complex preparations containing this two kinds of medicaments.Wherein, the mass ratio of flufenacet and prometryn is 1:(0.5~2).The applications of pesticide amount is few, and preventive effect is higher, agricultural chemicals herbicide spectrum width, suitable for corn and soybean, potato, peanut and other crops, and due to the renewal of pesticide new variety, reduces resistance weed.
Description
Technical field
The invention belongs to pesticide new variety technical field, and in particular to a kind of agricultural chemicals containing flufenacet and prometryn and its
Using.
Background technology
China is large agricultural country, and crop specie is various, such as corn and soybean, potato.The preventing and treating of disease pest and weed is to protect
Demonstrate,prove the key of crop yield and quality.China depends on chemical pesticide control insect for a long time, but due to chemical agent
It is a large amount of, apply year after year, agricultural product, soil and waters has been constituted a serious threat by pesticide residual contamination to human health
And infringement.
In the chemical agent of the preventing and treating of all kinds of disease pest and weeds, the usage amount of herbicide is maximum, the weeding of various the crop fields
In agent, but it is maximum with cornfield weeding dosage, and residual endangers most serious.At present, corn field herbicide kind in China's containing green bristlegrass to go
Tianjin, first grass piperazine, alachlor, Acetochlor, isopropyl methoxalamine, propisochlor, thifensulfuronmethyl, nicosulfuron, trefanocide, 2,4-D etc.
More than 10 plant；Wherein, the atrazine often administration year after year with Acetochlor again, is China's output and usage amount maximum pesticide variety, green bristlegrass
Go Tianjin dosage excessive, not only ecological environment is made a very bad impression, residual harm weight, and atrazine, the administration of Acetochlor mixture,
Cause second stubble crop can only maize planting, had a strong impact on the adjustment of China's crop mix.In addition, China's major part herbicide
Selectivity is strong between crop, the pharmacy application between Different Crop, easily causes drift poisoning.Therefore, applications of pesticide amount is reduced, is improved
Pharmacy control efficacy, it can be applied in various crop, and it is smaller without influenceing or thinking on second stubble crop, it is the current pesticide species research and development in China
Urgent problem and developing direction.
Flufenacet is the new acetamide-group herbicides of Beyer Co., Ltd's exploitation, multiple on it with the end of its protection period
Research and development with pesticide new variety largely deploy, and the complex preparation new varieties research and development on flufenacet are patented at present
There are 20 remainders, there is not yet being combined with the research and development of prometryn.
The content of the invention
In order to solve the above technical problems, the present invention provides a kind of agricultural chemicals and its application containing flufenacet and prometryn, should
Agricultural chemicals can be general in corn and soybean, potato, fields of peanut and other crops.
It is as follows that the present invention solves the technical scheme that above-mentioned technical problem is taken.
The quality of agricultural chemicals containing flufenacet and prometryn, including flufenacet and prometryn, flufenacet and prometryn
Than for 1:(0.5~2).
Preferably, the mass ratio of flufenacet and prometryn is 1:(1~1.2).
Preferably, the agricultural chemicals also contains auxiliary agent, and the auxiliary agent is emulsifying agent, cosolvent, dispersant, bleeding agent, expansion
One or more in agent.
Preferably, the agricultural chemicals by 20 parts by weight flufenacets, 20 parts by weight prometryns, 16~20 parts by weight Emulsifier,
1.5~2 parts by weight cosolvents, the dispersant of 0.5~1 parts by weight, 1~2 parts by weight bleeding agent, 0.5~1 parts by weight solvent and
The water composition of 30 parts by weight.
The ternary built preparation of the above-mentioned agricultural chemicals containing flufenacet and prometryn and other kinds of herbicide composition.
Application of the above-mentioned agricultural chemicals containing flufenacet and prometryn in corn and soybean, peanut or potato plough.
Preferably, applied in after planting 1~4d.
Compared with prior art, beneficial effects of the present invention：
The flufenacet that the present invention uses is excellent dry land herbicide, mainly suppresses meristem cell division, is played
Effect, prevents and kill off annual gramineous weed, nutgrass flatsedge and some granule broad leaved weeds extensively, is mainly used in soil treatment, before bud, bud
All it can be used afterwards, it is safe to succession crop.The prometryn that the present invention uses is interior suction selective herbicide, can be through root and leaf
Absorb and conduct, it is best to the Weed-control effect just sprouted, broad weed-killing spectrum, grassy weed is better than to broad leaved weed preventive effect.This hair
It is bright that flufenacet and prometryn are blended, both complementations in herbicide controlling spectrum are realized, achieve unexpected technique effect,
It is specific as follows.
1st, in the present invention, flufenacet and both prometryns compounding have no antagonism, and the two is in certain proportion scope
Compounding has obvious synergistic effect, is rationally compounded for the two, agricultural chemicals subtracts and applies synergy and establish experiment basis.
2nd, flufenacet and prometryn complex preparation of the invention have application wide, can apply to corn and soybean, flower
Raw, potatoes and other crops field, on the most of crops of lower stubble without influence.And complex weedicide of the prior art, 3 can be used for simultaneously
The species of kind of above crop is considerably less, is China part arable land phase interrow crop, or even the crop of interplanting can use a kind of weeding
Agent, avoid the generation of elegant poisoning.
3rd, the agricultural chemicals containing flufenacet and prometryn of the invention has amount of application few, and preventive effect is higher, is ensureing drug effect
On the premise of, combine with existing atrazine Acetochlor and applied on corn field, formulation rate reduces by more than 50%, with second grass
Amine prometryn pharmaceutical agent combinations are applied on peanut, potato fields to be compared, and formulation rate reduces by more than 20%, with metribuzin second grass
Amine pharmaceutical agent combinations are applied on Soybean Field, and formulation rate reduces by more than 20%, reduces herbicide carryover, has to ecological construction important
Meaning.
4th, the agricultural chemicals herbicide spectrum width containing flufenacet and prometryn of the invention, to barnyard grass, Amaranthus retroflexus, lamb's-quarters water spine pin,
Knotweed, black nightshade, acalypha copperleaf, Commelina communis etc. all have effect.
5th, the agricultural chemicals containing flufenacet and prometryn of the invention reduces weeds due to the renewal of pesticide active ingredient
The resistance to the action of a drug.
Brief description of the drawings
Fig. 1 is equivalent line chart of the flufenacet of embodiment 1 with prometryn synergy to barnyard grass；
Fig. 2 is equivalent line chart of the flufenacet of embodiment 1 with prometryn synergy to Amaranthus retroflexus；
Fig. 3 is equivalent line chart of the flufenacet of embodiment 1 with prometryn synergy to Tong fiber crops.
Embodiment
In order to further appreciate that the present invention, the preferred embodiments of the invention are retouched with reference to embodiment
State, but it is to be understood that these descriptions are simply for further explanation the features and advantages of the present invention rather than to patent of the present invention
It is required that limitation.
The agricultural chemicals containing flufenacet and prometryn of the present invention, active ingredient are flufenacet and prometryn, and fluorine thiophene is careless
The mass ratio of amine and prometryn is 1:(0.5~2), preferably 1:(1~1.2).
The agricultural chemicals containing flufenacet and prometryn of the present invention, can be according to the storage of agricultural chemicals, various using being processed into
Formulation, it is this area routine techniques.When preparing various formulations, water and/or each analog assistant can be added in agricultural chemicals.That is agricultural chemicals
It can be formed, can be made up of flufenacet, prometryn and water with flufenacet and prometryn, can be by flufenacet, prometryn
Form, can also be made up of flufenacet, prometryn, water and auxiliary agent with auxiliary agent.In latter three kinds compositions, flufenacet and grass is flutterred
Net concentration is generally 40%.Auxiliary agent such as emulsifying agent, cosolvent, dispersant, bleeding agent and solvent, can add therein one
Kind, it can also add a variety of.Each analog assistant can be all not particularly limited by commercially available, and dosage is routinely used using this area
Amount.Present embodiment provides a kind of optimization formula, by 20 parts by weight flufenacets, 20 parts by weight prometryns, 16~20 weights
Measure part emulsifying agent, 1.5~2 parts by weight cosolvents, the dispersant of 0.5~1 parts by weight, 1~2 parts by weight bleeding agent, 0.5~1 weight
Measure part solvent and the water composition of 30 parts by weight.
According to being actually needed, can also it is above-mentioned containing the agricultural chemicals of flufenacet and prometryn on the basis of, addition it is a kind of its
The herbicide of his species, composition have the ternary built agricultural chemicals of three kinds of active ingredient.
The present invention provides a kind of preparation method for the suspending agent type agricultural chemicals being re-dubbed containing flufenacet and prometryn, but this
Invention not limited to this：
When agricultural chemicals is made up of flufenacet, prometryn and auxiliary agent, when being processed into suspending agent, elder generation weighs each group according to proportioning
Point, prometryn active compound, dispersant, cosolvent, bleeding agent, solvent and water are then added into cutter, after shearing uniformly, by fluorine
In fenacet active compound input cutter, side sheared edge feeds intake, and after the end that feeds intake, continuing shearing makes all materials uniform, physics and chemistry
Matter is stable, generally shears more than 0.5h, opens baiting valve and carries out sand mill sand milling, after active compound original powder particles are less than 45um,
Into modulation kettle, emulsifying agent is added, more than 1h is stirred, makes its full and uniform, obtains agricultural chemicals suspension agent, opens modulation kettle bottom valve,
Agricultural chemicals suspension agent is added filter filtering, the agricultural chemicals suspension agent after filtering moves on to suspending agent storage tank, natural after standing 24h
After defoaming, sampling detection, send suspending agent packing machine to pack after detection is qualified, complete to prepare.
The application that the agricultural chemicals containing flufenacet and prometryn of the present invention is ploughed in corn and soybean, peanut, potato,
Typically applied in after planting 1~4d, preferably 1~3d, application process：Broadcast rear before seedling soil spraying.Amount of application:Corn field is big
Beans field is 960~1440g a.i./hm2, preferably 1200g a.i./hm2；Peanut Fields or potato fields are 960~1440g
a.i./hm2, preferably 1080g a.i./hm2.General per hectare is sprayed to water 750L soil.
The present invention is further illustrated with reference to embodiments.
Embodiment 1
Flufenacet combines raw test with both prometryns optimal proportion according to NY/T 1155.3-2006NY/T
1155.7-2006 carry out.The representative weeds of dry land are selected, every kind of weeds are respectively provided with 6 gradients, then by each of two medicaments
Dosage carries out mixture two-by-two, obtains 36 mixtures combinations, specifically as shown in table 1-6,4 repetitions of often processing setting, and every time repeatedly 5
Basin, to be handled without medicament, containing corresponding acetone and the 0.1% Tween 80 aqueous solution as blank control, after dispenser, after weeds are unearthed
Weeds fresh weight is investigated, data statistics and analysis then are carried out to weeds fresh weight
Data statistics and the method analyzed are：The synergy type of medicament is evaluated with isoboles according to survey data.
Regression analysis is carried out to the logarithm value of two single doses and the niqueMin of preventive effect with DPS softwares first, ED is calculated90Value and
95% confidence limit.Then horizontally and vertically to represent the dosage of two single doses respectively, the ED of corresponding medicament is marked on two axles90Value
Site and line, the theoretical equivalent line of as two kinds herbicide mixtures.Further variant mixture is obtained with DPS softwares to combine
ED90Value, and marked in coordinate diagram, remove marginal point, the curve being formed by connecting, as two kinds of medicament mixtures are to weeds
ED90Equivalent line.If the ED of mixture combination90It is worth each site under theoretical equivalent line, then is synergistic effect (Distance Theory etc.
The vertical range of effect line is bigger, and synergistic effect is stronger), it is then antagonism on theoretical equivalent line, close to equivalent line then
For summation action.The result of data statistics and analysis is as shown in table 1~6 and Fig. 1~3.
Toxicity Determination result of the flufenacet to barnyard grass under the prometryn quantitative Treatment of table 1
Toxicity Determination result of the prometryn to barnyard grass under the flufenacet quantitative Treatment of table 2
Toxicity Determination result of the flufenacet to Amaranthus retroflexus under the prometryn quantitative Treatment of table 3
Toxicity Determination result of the prometryn to Amaranthus retroflexus under the flufenacet quantitative Treatment of table 4
Toxicity Determination result of the flufenacet to piemarker under the prometryn quantitative Treatment of table 5
Toxicity Determination result of the prometryn to piemarker under the flufenacet quantitative Treatment of table 6
From table 1~6 as can be seen that the present invention is using flufenacet and prometryn synergy, to the suppression of a variety of weeds all
Fixture is for synergistic effect, its synergy " mass ratio " scope to grassy weed-barnyard grass：Flufenacet：Prometryn 80:
44~40:123, synergy " mass ratio " scope to broad leaved weed Amaranthus retroflexus is 80:26~29.3:80th, to the synergy of piemarker
" mass ratio " scope is 268.7:80~65.6：120.0, the enhancing proportions scope of these three comprehensive weeds, take its cross part
Point, then the enhancing proportions scope of flufenacet and prometryn is：1：(0.5~2.0), under this proportion, the joint of the two
Effect shows synergistic effect to several weeds.
3 synergy curves are analyzed, especially with flufenacet：Prometryn is 1:When 1, the point at place is from equivalent line most
Far, synergy is the most obvious, therefore the complex preparation processing of flufenacet and prometryn is carried out with this ratio.
Embodiment 2
Agricultural chemicals containing flufenacet and prometryn, is made up of flufenacet, prometryn and water, flufenacet and prometryn
Mass ratio is 1:0.5, total concentration 40%.
Embodiment 3
Agricultural chemicals containing flufenacet and prometryn, is made up of flufenacet, prometryn and water, flufenacet and prometryn
Mass ratio is 1:2, total concentration 40%.
Embodiment 4
Agricultural chemicals containing flufenacet and prometryn, by 20 parts by weight flufenacets, 20 parts by weight prometryns, 16 parts by weight breast
Agent, 1.5 parts by weight cosolvents, the dispersant of 0.5 parts by weight, 1 parts by weight bleeding agent, 0.5 parts by weight solvent and 30 weight
The water composition of part.
Embodiment 5
Agricultural chemicals containing flufenacet and prometryn, by 20 parts by weight flufenacets, 20 parts by weight prometryns, 20 parts by weight breast
Agent, 2 parts by weight cosolvents, the dispersant of 1 parts by weight, 2 parts by weight bleeding agents, the water of 1 parts by weight solvent and 30 parts by weight
Composition.
Embodiment 6
Agricultural chemicals containing flufenacet and prometryn, is made up of flufenacet, prometryn and water, flufenacet and prometryn
Mass ratio is 1:1, total concentration 40%.
By the agricultural chemicals of embodiment 6 be used for corn and soybean, peanut, potato field efficacy, corn and soybean, peanut,
3d dispensers after potato sowing, 40d after dispenser, its field efficacy effect is detected, as a result as shown in table 7~10.
Comparative example 1
62% atrazine Acetochlor suspension emulsion (Jilin Lv Sheng pesticide chemicals Co., Ltd) is used for the field of corn
Preventive effect, its application method is same as Example 6,40d after dispenser, detects its field efficacy effect, and method is same as Example 1,
As a result as shown in table 7~10.
Comparative example 2
25% prometryn (levying agricultural chemicals Co., Ltd in Liaoning three) wettable powder is used for the field efficacy of corn, its dispenser
Method is same as Example 6,40d after dispenser, detects its field efficacy effect, and method is same as Example 1, as a result as table 7~
Shown in 10.
Comparative example 3
Prevent in the field that 60% flufenacet (Tonglu, Zhejiang Huifeng bio tech ltd) water-dispersible grain is used for corn
Effect, its application method is same as Example 6,40d after dispenser, detects its field efficacy effect, and method is same as Example 1, knot
Fruit is as shown in table 7~10.
Comparative example 4
56% metribuzin acetochlor ec (Jilin Province Jilin new people's agricultural chemicals Co., Ltd) is used for the field of soybean
Preventive effect, its application method is same as Example 6,40d after dispenser, detects its field efficacy effect, and method is same as Example 1,
As a result as shown in table 7~10.
Comparative example 5
40% Acetochlor prometryn missible oil (Jilin Province Jilin new people's agricultural chemicals Co., Ltd) is used for peanut, potato
Field efficacy, its application method is same as Example 6,40d after dispenser, detects its field and prevents
Effect is imitated, method is same as Example 1, as a result as shown in table 7~10.
The agricultural chemicals of the embodiment 6 of table 7 and comparative example 1~3 is to corn field prevention effect (%)
Note：In table it is other including：Black nightshade, acalypha copperleaf, Commelina communis etc.
The agricultural chemicals of the embodiment 6 of table 8 and comparative example 4 is to Soybean Field prevention effect (%)
Note：In table it is other including：The broad leaved weeds such as Commelina communis, acalypha copperleaf, water spine pin, salsola collina
The agricultural chemicals of the embodiment 6 of table 9 and comparative example 5 is to Peanut Fields prevention effect (%)
Note：In table it is other including：The weeds such as ground husband, field thistle, piemarker, bog marshcress herb
The agricultural chemicals of the embodiment 6 of table 10 and comparative example 5 is to potato fields prevention effect (%)
Note：It is other including ground husband, water spine pin, Commelina communis, bog marshcress herb in table
From table 7~10, it can be seen that test of pesticide effectiveness result shows, flufenacet and prometryn compounding mixture to corn field,
Soybean Field, Peanut Fields, most of weeds of potato fields have higher preventive effect, wherein, in corn field, ensureing the premise of preventive effect
Under, its dosage reduces amount of application more than 50% compared with the atrazine Acetochlor suspension emulsion of comparison medicament 62%.Soybean Field,
Peanut Fields, potato fields reduce amount of application compared with comparison medicament metribuzin acetochlor ec, prometryn acetochlor ec
More than 20%.
Obviously, the explanation of above example is only intended to help the method and its core concept for understanding the present invention.It should refer to
Go out, under the premise without departing from the principles of the invention, can also be to this hair for the those of ordinary skill of the technical field
Bright to carry out some improvement and modification, these are improved and modification also falls into the protection domain of the claims in the present invention.
Claims (7)
1. the agricultural chemicals containing flufenacet and prometryn, it is characterised in that including flufenacet and prometryn, flufenacet is with flutterring grass
Net mass ratio is 1:(0.5~2).
2. the agricultural chemicals according to claim 1 containing flufenacet and prometryn, it is characterised in that flufenacet and prometryn
Mass ratio be 1:(1~1.2).
3. the agricultural chemicals according to claim 1 containing flufenacet and prometryn, it is characterised in that the agricultural chemicals, which also contains, to be helped
Agent, the auxiliary agent are the one or more in emulsifying agent, cosolvent, dispersant, bleeding agent, solvent.
4. the agricultural chemicals according to claim 1 containing flufenacet and prometryn, it is characterised in that the agricultural chemicals is by 20 weight
Part flufenacet, 20 parts by weight prometryns, 16~20 parts by weight Emulsifier, 1.5~2 parts by weight cosolvents, 0.5~1 parts by weight
Dispersant, 1~2 parts by weight bleeding agent, the water composition of 0.5~1 parts by weight solvent and 30 parts by weight.
5. the ternary built of the agricultural chemicals and other kinds of herbicide composition containing flufenacet and prometryn described in claim 1
Preparation.
6. the agricultural chemicals containing flufenacet and prometryn described in Claims 1 to 5 any one corn and soybean, peanut or
Application in potato cultivated land.
What 7. the agricultural chemicals containing flufenacet and prometryn described in claim 6 was ploughed in corn and soybean, peanut or potato
Using, it is characterised in that applied in after planting 1~4d.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112293412A (en) * | 2020-11-02 | 2021-02-02 | 吉林省农业科学院 | Pesticide synergist and preparation method and application thereof |
| CN115251072A (en) * | 2022-08-23 | 2022-11-01 | 美丰农业科技(上海)有限公司 | Herbicide composition, preparation method and application thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010163411A (en) * | 2008-12-17 | 2010-07-29 | Bayer Cropscience Ag | Herbicidal composition |
-
2017
- 2017-04-12 CN CN201710236968.8A patent/CN107410328A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010163411A (en) * | 2008-12-17 | 2010-07-29 | Bayer Cropscience Ag | Herbicidal composition |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112293412A (en) * | 2020-11-02 | 2021-02-02 | 吉林省农业科学院 | Pesticide synergist and preparation method and application thereof |
| CN112293412B (en) * | 2020-11-02 | 2022-02-08 | 吉林省农业科学院 | Pesticide synergist and preparation method and application thereof |
| CN115251072A (en) * | 2022-08-23 | 2022-11-01 | 美丰农业科技(上海)有限公司 | Herbicide composition, preparation method and application thereof |
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Application publication date: 20171201 |