CN108719310A - A kind of herbicide synergistic combination of prevention wheatland Triticum tauschii - Google Patents
A kind of herbicide synergistic combination of prevention wheatland Triticum tauschii Download PDFInfo
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- CN108719310A CN108719310A CN201810467984.2A CN201810467984A CN108719310A CN 108719310 A CN108719310 A CN 108719310A CN 201810467984 A CN201810467984 A CN 201810467984A CN 108719310 A CN108719310 A CN 108719310A
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- Prior art keywords
- mesosulfuron
- herbicide
- synergistic combination
- wheatland
- pinoxaden
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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
- A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
-
- 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
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/32—Ingredients for reducing the noxious effect of the active substances to organisms other than pests, e.g. toxicity reducing compositions, self-destructing compositions
-
- 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
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/36—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< directly attached to at least one heterocyclic ring; Thio analogues thereof
Abstract
The invention discloses a kind of herbicide synergistic combinations of prevention wheatland Triticum tauschii.Active ingredient is pinoxaden, mesosulfuron, sesamin and mefenpyrdiethyl in the herbicide synergistic combination, and the weight ratio between the pinoxaden, mesosulfuron, sesamin and mefenpyrdiethyl is 1~8:1:0.1~6:1~6.Herbicide synergistic combination of the present invention is also containing the auxiliary agent and solvent allowed on pesticide.Active ingredient pinoxaden, mesosulfuron, sesamin and mefenpyrdiethyl account for the 5~80% of composition total weight in herbicide synergistic combination after addition auxiliary agent and solvent.The dosage form of herbicide synergistic combination of the present invention is dispersible oil-suspending agent, dispersible oily suspension emulsion or missible oil.Herbicide synergistic combination synergy of the present invention significantly, broad weed-killing spectrum, it is notable to the malignant weeds preventive effect such as Triticum tauschii, Itanlian rye, be a kind of wheatland Synergistic herbicide compositions of wheat safety.
Description
One, technical field：
The present invention relates to a kind of agrochemical compositions, and in particular to a kind of herbicide synergy group of prevention wheatland Triticum tauschii
Close object.
Two, background technology：
Wheat is one of China's staple food crop, and cultivated area and total output are only second to rice, national cultivated area
Up to more than 3,000 ten thousand hectares, about 4.5 hundred million mu, account for the 22~30% of national cultivated area, about the 20 of cereal crops sown area~
27%, about 100,000,000 tons of wheat total output reaches the 22% of total output of grain.It is the main commodity food in China and strategic reserves grain product
Kind, there is critical role in grain-production, circulation and consumption, development Wheat Production develops Chinese national economy and the people give birth to
Work is of great significance.And Triticum tauschii is wheatland malignant weed, is many countries and regions quarantine objects, Triticum tauschii and wheat
Similar genetic background, habit is very close with wheat, wheat can be caused to subtract with the resources such as wheat keen competition light, fertilizer, water
Production is even had no harvest, and is produced and lacked ripe effective control measures.After harvest, there are the wheat kernels that Triticum tauschii small ear mixes,
Triticum tauschii is difficult to remove, and the quality and quality decline of wheat, commodity economy is made to be worth rapid drawdown, seriously affect economic trade.Successively
Wheat is mingled in wheat kernels, can rapidly add in the harm of Winter Wheat in China main producing region at present with wheat seed long-distance communications
Weight, becomes wheatland malignant weed.The overwintering host of Triticum tauschii or some pest and disease damages causes greatly to the Wheat Production in China
It threatens.Mesosulfuron is the prevention unique special efficacy herbicide of Triticum tauschii, but poor to Itanlian rye preventive effect.Triticum tauschii in recent years
It gradually develops immunity to drugs to mesosulfuron, single use mesosulfuron can not reach Triticum tauschii ideal control effect
Fruit.There is an urgent need to Triticum tauschii, the efficient pesticide control of Itanlian rye in market.
103461364 A of patent document CN disclose a kind of Herbicidal combinations containing mesosulfuron and pinoxaden,
It is mixed with mesosulfuron to pinoxaden that wheat application is protected.However, pinoxaden and mesosulfuron are to wheat
Safety is poor, poisoning easily occurs, and this severely limits the market values that pinoxaden, mesosulfuron mixture are applied in wheatland.
Three, invention content：
The technical problem to be solved by the present invention is to：Shortcoming existing for wheatland Triticum tauschii herbicide is prevented according to current,
The present invention provides a kind of herbicide synergistic combination of prevention wheatland Triticum tauschii.Herbicide synergistic combination synergy of the present invention is aobvious
It writes, broad weed-killing spectrum, it is notable to the malignant weeds preventive effect such as Triticum tauschii, Itanlian rye, it is that a kind of wheatland synergy of wheat safety removes
Careless composition.
To solve the above-mentioned problems, the technical solution adopted by the present invention is that：
The present invention provides a kind of herbicide synergistic combination of prevention wheatland Triticum tauschii, in the herbicide synergistic combination
Active ingredient is pinoxaden, mesosulfuron, sesamin and mefenpyrdiethyl, the pinoxaden, mesosulfuron, sesame
Weight ratio between element and mefenpyrdiethyl is 1~8:1:0.1~6:1~6.
According to the herbicide synergistic combination of above-mentioned prevention wheatland Triticum tauschii, the pinoxaden, mesosulfuron, sesame
Weight ratio between numb element and mefenpyrdiethyl is 2~8:1:1~6:1~3.
According to the herbicide synergistic combination of above-mentioned prevention wheatland Triticum tauschii, the pinoxaden, mesosulfuron, sesame
Weight ratio between numb element and mefenpyrdiethyl is 2~6:1:1~2:1~3.
According to the herbicide synergistic combination of above-mentioned prevention wheatland Triticum tauschii, the herbicide synergistic combination also contains
The auxiliary agent and solvent allowed on pesticide.
According to the herbicide synergistic combination of above-mentioned prevention wheatland Triticum tauschii, the auxiliary agent is emulsifier and/or suspending
Agent.
According to the herbicide synergistic combination of above-mentioned prevention wheatland Triticum tauschii, the emulsifier is Tween-80, tween-
60, at least one in OP-10 emulsifiers, OP-6 emulsifiers, EL-20 emulsifiers, NP-100 emulsifiers, dense newborn 600 and dense newborn 300
Kind；
The suspending agent is at least one of aluminium-magnesium silicate, organobentonite, white carbon and attapulgite；
The solvent is soybean oil, epoxidized soybean oil, methyl oleate, petroleum ether, benzene, dimethylbenzene, N, N- dimethyl formyls
At least one of amine, ethyl alcohol and dichloromethane.
It is effective in the herbicide synergistic combination according to the herbicide synergistic combination of above-mentioned prevention wheatland Triticum tauschii
Ingredient pinoxaden, mesosulfuron, sesamin and mefenpyrdiethyl account for the 5~80% of composition total weight.
It is effective in the herbicide synergistic combination according to the herbicide synergistic combination of above-mentioned prevention wheatland Triticum tauschii
Ingredient pinoxaden, mesosulfuron, sesamin and mefenpyrdiethyl account for the 5~50% of composition total weight.
It is effective in the herbicide synergistic combination according to the herbicide synergistic combination of above-mentioned prevention wheatland Triticum tauschii
Ingredient pinoxaden, mesosulfuron, sesamin and mefenpyrdiethyl account for the 10~40% of composition total weight.
According to the herbicide synergistic combination of above-mentioned prevention wheatland Triticum tauschii, the herbicide synergistic combination is that can divide
Dissipate oil-suspending agent, dispersible oily any one of suspension emulsion and missible oil.
The positive beneficial effect of the present invention：
Mesosulfuron (Mesosulfuron-methyl) is sulfonylurea control agent, by inhibiting plant ALS enzymes by shadow
Ring the growth of plant；Pinoxaden (cyanazine) is fragrant phenoxy phenoxy propionic acid herbicide, is killed by inhibiting ACCase enzymes
There is very big difference in plant, the two mechanism of action, herbicide controlling spectrum etc., mixture use has very strong complementarity.In recent years due to section
The weeds such as section wheat, Itanlian rye prevent pernicious grassy weed as wheatland difficulty, and preventing these difficult anti-weeds market efficiencies will more
Add significantly.Moreover both only mixed the progresss weeding of pinoxaden and mesosulfuron, easy appearance poor to Safe to wheat
Poisoning seriously affects its market promotion prospect.
Herbicide synergistic combination of the present invention compared with prior art, has following remarkable result：
(1) synergy is notable：
For the present invention experiments have shown that (detailed in Example 1~4), mesosulfuron, pinoxaden, sesamin are mixed, have aobvious
Synergistic effect is write, the control effect to weeds is improved, reduces dosage.
(2) present invention determine that the optimal proportion of mesosulfuron and pinoxaden：
The present invention the results showed, mesosulfuron and pinoxaden are 1:It uses under 2~8 ratios, has to rye grass
Notable synergistic effect, and it is in addition addition or antagonism, wherein the two proportioning is 1:When 3~4, coefficient of synergism reaches
500 or more, synergy is the most notable.It is most important that optimum proportioning reduces cost, raising product quality etc. for product development.
(3) safety to wheat is improved：
Pinoxaden, mesosulfuron are used in mixed way poor to Safe to wheat, poisoning easily occur.The present invention demonstrate,proves for the first time
Real, mefenpyrdiethyl can protect wheat from pinoxaden, the medicine of mesosulfuron simultaneously under the ratio that the present invention optimizes
It does harm to, realizes wheatland malignant weed and prevent and kill off efficiently, safely.
(4) higher to the pernicious grassy weed preventive effect of wheatland：
In technical solution of the present invention, it was confirmed that pinoxaden, mesosulfuron, sesamin and mefenpyrdiethyl mixing make
With can greatly promote the activity of composition anti-weeds difficult to wheatlands such as Triticum tauschii, rye grasses, there are better market prospects.
Four, specific implementation mode：
The present invention is further explained with reference to embodiments, but is not intended to limit the range of technical solution of the present invention protection.
Embodiment 1：Pinoxaden, mesosulfuron are used in mixed way to Itanlian rye control effect
For trying target：Itanlian rye；Weed seed picks up from Zhengzhou western suburb wheat paddock.
Medicament is prepared：By test medicine acetone solution, be configured to the mother liquor of two single doses, according to pilot study as a result,
The dosage of mesosulfuron is matched according to 240mg/L, 120mg/L, 60mg/L, 30mg/L, 15mg/L and 7.5mg/L respectively
System；The dosage of pinoxaden is carried out according to 800mg/L, 400mg/L, 200mg/L, 100mg/L, 50mg/L and 25.5mg/L respectively
It prepares.The two is according to following ratio setting：The ratio of mesosulfuron and pinoxaden is respectively 1:1,1:2,1:4,1:6,1:
8,1:10, and various concentration gradient is set.
Test method：At the plastic tub for the fine earth loading diameter 25cm that is sieved to 4/5, selected weed seed is uniformly spread
It is sowed at soil surface, then covers the fine earth of about 1cm, moisturizing is then carried out in a manner of the infiltrating irrigation of basin bottom to soaking, is placed in greenhouse guarantor
Wet culture (22~26 DEG C of day temperature, 15~20 DEG C, sunshine 14h of night temperature, relative humidity 65%~75%).It is carried out after weeds emerge
Thinning singling, 10 plants of Itanlian rye grow to 2 true leaves in weeds and carry out spraying treatment.
The Tween-80 aqueous solution dilution test medicament for being 0.1% with mass percent with 450L/ha spouting liquids is tested,
It is even to spray.21 days investigation weeds fresh weights, calculate fresh weight inhibition rate, find out virulence regression equation, calculate EC after dispenser50Value and
CTC (co-toxicity coefficient) value.
Test result refers to table 1.It can thus be seen that pinoxaden, mesosulfuron are to Itanlian rye EC50Value difference
For 8.02mg/L, 10.86mg/L.Mesosulfuron and pinoxaden different ratio (1:1~10) to the EC of the total fresh weight of weeds50Value
Respectively 14.86mg/L, 2.94mg/L, 1.62mg/L, 1.5mg/L, 5.27mg/L, 6.78mg/L, 9.46mg/L, CTC values point
It Wei 62.85,298.84,536.31,564.17,158.09,121.83,86.84.Experiments have shown that mesosulfuron and oxazoline
Careless ester mixed ratio is 1:When 2~8, CTC values are more than 120, have notable synergistic effect；Mesosulfuron and pinoxaden it is mixed
It is 1 with ratio:Ratio compatibility co-toxicity coefficient when 3~4 is maximum, and synergy is the most notable.
1 mesosulfuron of table, pinoxaden are mixed to Itanlian rye toxicity test result
Embodiment 2：Pinoxaden, mesosulfuron are used in mixed way to Triticum tauschii control effect
For trying target：Triticum tauschii, weed seed pick up from Zhengzhou Yuanyang wheat paddock.
Medicament is prepared：By test medicine acetone solution, be configured to the mother liquor of two single doses, according to pilot study as a result,
The dosage of pinoxaden is prepared according to 480mg/L, 240mg/L, 120mg/L, 60mg/L, 30mg/L, 15mg/L respectively；
The dosage of mesosulfuron is matched according to 60mg/L, 30mg/L, 15mg/L, 7.5mg/L, 3.75mg/L, 1.875mg/L respectively
System.The two is according to following ratio setting：The ratio of mesosulfuron and pinoxaden is 1:2,1:4,1:8, and be arranged not
Same concentration gradient.
Test method：At the plastic tub for the fine earth loading diameter 25cm that is sieved to 4/5, selected weed seed is uniformly spread
It is sowed at soil surface, then covers the fine earth of about 1cm, moisturizing is then carried out in a manner of the infiltrating irrigation of basin bottom to soaking, is placed in greenhouse guarantor
Wet culture (22~26 DEG C of day temperature, 15~20 DEG C, sunshine 14h of night temperature, relative humidity 65%~75%).It is carried out after weeds emerge
Thinning singling, 10 plants of Triticum tauschii are grown to 2 true leaves in weeds and carry out spraying treatment.
The Tween-80 aqueous solution dilution test medicament for being 0.1% with mass percent with 450L/ha spouting liquids is tested,
It is even to spray.21 days investigation weeds fresh weights, calculate fresh weight inhibition rate, find out virulence regression equation, calculate EC after dispenser50Value and
CTC (co-toxicity coefficient) value.
Test result refers to table 2.It can thus be seen that mesosulfuron is to Itanlian rye EC50Value is 20.33mg/L,
But pinoxaden is to Triticum tauschii within the range of experimental dose substantially without control action.Mesosulfuron and pinoxaden different ratio
(1:2~1:8) to the EC of the total fresh weight of weeds50Value is respectively 11.92mg/L, 5.98mg/L, 3.38mg/L (with mesosulfuron
Meter), 95% confidence interval shows that it is all remarkably higher than mesosulfuron to Triticum tauschii preventive effect and is used alone, methyl without intersection
Two sulphurs are grand mixed with pinoxaden with notable synergistic effect.
2 mesosulfuron of table, pinoxaden are mixed to Triticum tauschii toxicity test result
Embodiment 3：Mefenpyrdiethyl is on mesosulfuron, pinoxaden on the active influence of wheat
For trying wheat breed：Hundred agricultures 64, it is commercially available.
Test method：At the plastic tub for the fine earth loading diameter 25cm that is sieved to 3/5, selected wheat seeds are sowed at soil table
Face, then covers the fine earth of about 2cm by 10 plants/basin, and moisturizing is carried out in a manner of the infiltrating irrigation of basin bottom to soaking, is placed in greenhouse moisturizing culture
(22~26 DEG C of day temperature, 15~20 DEG C, sunshine 14h of night temperature, relative humidity 65%~75%).Wheat seedling grow to 1 heart stage of 1 leaf into
Row spraying treatment.
The results detailed in Table 3, mesosulfuron recommended dose is generally below 1g/ mus, arbitrarily improves dosage or the irregular meeting of spraying
Generate poisoning.This experiment confirms, wheat growth is suppressed to 15.8% when 2g/ mus of mesosulfuron, with 6g/ mus of pinoxaden,
12g/ mus it is mixed when, wheat fresh weight inhibition rate seriously affects wheat growth generation up to 33.06%, 46.06%.Pyrazoles is added
2~6g/ mus of cloquitocet_mexyl, 6~12g/ mus of wheat fresh weights of 2g/ mus+pinoxaden of mesosulfuron are suitable with control, are significantly higher than not
Add safener to handle, shows that mefenpyrdiethyl can substantially reduce the mesosulfuron poisoning mixed with mefenpyrdiethyl.
3 mefenpyrdiethyl of table is on mesosulfuron, pinoxaden on the active influence of wheat
| Processing | Fresh weight (g/ basins) | Fresh weight inhibition rate (%) |
| 6g/ mus of 2g/ mus+pinoxaden of mesosulfuron | 21.73 | 33.06 |
| 2g/ mus of 6g/ mus+mefenpyrdiethyl of 2g/ mus+pinoxaden of mesosulfuron | 31.17 | 3.97 |
| 4g/ mus of 6g/ mus+mefenpyrdiethyl of 2g/ mus+pinoxaden of mesosulfuron | 32.26 | 0.62 |
| 6g/ mus of 6g/ mus+mefenpyrdiethyl of 2g/ mus+pinoxaden of mesosulfuron | 31.59 | 2.68 |
| 12g/ mus of 2g/ mus+pinoxaden of mesosulfuron | 17.51 | 46.06 |
| 2g/ mus of 12g/ mus+mefenpyrdiethyl of 2g/ mus+pinoxaden of mesosulfuron | 30.76 | 5.24 |
| 4g/ mus of 12g/ mus+mefenpyrdiethyl of 2g/ mus+pinoxaden of mesosulfuron | 30.85 | 4.96 |
| 6g/ mus of 12g/ mus+mefenpyrdiethyl of 2g/ mus+pinoxaden of mesosulfuron | 31.44 | 3.14 |
| 2g/ mus of mesosulfuron | 27.33 | 15.80 |
| ck | 32.46 |
Embodiment 4：Sesamin is on mesosulfuron, pinoxaden, the active influence of mefenpyrdiethyl mix weeding
For trying target：Triticum tauschii picks up from Zhengzhou Yuanyang wheat paddock.
Medicament is prepared：By a small amount of acetone solution of test medicine, the dilution of 0.1% tween aqueous is added to cause required concentration.
Test method：At the plastic tub for the fine earth loading diameter 25cm that is sieved to 4/5, selected weed seed is uniformly spread
It is sowed at soil surface, then covers the fine earth of about 1cm, moisturizing is then carried out in a manner of the infiltrating irrigation of basin bottom to soaking, is placed in greenhouse guarantor
Wet culture (22~26 DEG C of day temperature, 15~20 DEG C, sunshine 14h of night temperature, relative humidity 65%~75%).It is carried out after weeds emerge
Thinning singling, 10 plants of Triticum tauschii are grown to 2 true leaves in weeds and carry out spraying treatment.
The Tween-80 aqueous solution dilution test medicament for being 0.1% with mass percent with 450L/ha spouting liquids is tested,
It is even to spray.21 days investigation weeds fresh weights, calculate fresh weight inhibition rate after dispenser.
The results detailed in Table 4, mesosulfuron 10mg/L is 21.80% to Triticum tauschii fresh weight inhibition rate, mesosulfuron
10mg/L+ pinoxadens 40mg/L+ mefenpyrdiethyls 30mg/L is 39.47% to Triticum tauschii fresh weight inhibition rate, is significantly improved
To the activity of Triticum tauschii.Mesosulfuron 10mg/L+ pinoxaden 40mg/L+ mefenpyrdiethyl 30mg/L+ sesamins 5~
60mg/L is further increased to Triticum tauschii activity, and it is 53.53%~73.07% that Triticum tauschii, which significantly inhibits rate,.It follows that addition
Sesamin can significantly improve the activity of mesosulfuron+pinoxaden composition.
4 sesamin of table is mixed to Triticum tauschii activity influence to mesosulfuron, pinoxaden, mefenpyrdiethyl
Embodiment 5：
The dispersible oil-suspending agent herbicide synergistic combination of the present invention, is indicated, herbicide synergy group with weight percentage
It is as follows to close object composition：
Pinoxaden 7%, mesosulfuron 3%, mefenpyrdiethyl 6%, sesamin 3%, agriculture breast 600 10%, tween-
80 2%, aluminium-magnesium silicate 2%, organobentonite 1%, surplus is methyl oleate.
Embodiment 6：
The dispersible oil-suspending agent herbicide synergistic combination of the present invention, is indicated, herbicide synergy group with weight percentage
It is as follows to close object composition：
Pinoxaden 18%, mesosulfuron 3%, mefenpyrdiethyl 6%, sesamin 1%, agriculture breast 300 10%, agriculture breast
600 5%, aluminium-magnesium silicate 2%, white carbon 4%, surplus is epoxidized soybean oil.
Embodiment 7：
The dispersible oil-suspending agent herbicide synergistic combination of the present invention, is indicated, herbicide synergy group with weight percentage
It is as follows to close object composition：
Pinoxaden 30%, mesosulfuron 5%, mefenpyrdiethyl 10%, sesamin 5%, NP-100 10%, tween-
60 5%, aluminium-magnesium silicate 2%, attapulgite 2%, surplus is methyl oleate.
Embodiment 8：
The dispersible oily suspension emulsion herbicide synergistic combination of the present invention, is indicated, herbicide synergy group with weight percentage
It is as follows to close object composition：
Pinoxaden 9%, mesosulfuron 3%, mefenpyrdiethyl 6%, sesamin 3%, agriculture breast 300 10%, agriculture breast
600 5%, aluminium-magnesium silicate 2%, organobentonite 1%, benzene 20%, surplus is methyl oleate.
Embodiment 9：
The dispersible oily suspension emulsion herbicide synergistic combination of the present invention, is indicated, herbicide synergy group with weight percentage
It is as follows to close object composition：
Pinoxaden 6%, mesosulfuron 3%, mefenpyrdiethyl 6%, sesamin 3%, EL-20 10%, OP-10
5%, aluminium-magnesium silicate 2%, organobentonite 1%, ethyl alcohol 10%, surplus is methyl oleate.
Embodiment 10：
The dispersible oily suspension emulsion herbicide synergistic combination of the present invention, is indicated, herbicide synergy group with weight percentage
It is as follows to close object composition：
Pinoxaden 15%, mesosulfuron 3%, mefenpyrdiethyl 6%, sesamin 3%, agriculture breast 300 10%, OP-6
5%, aluminium-magnesium silicate 2%, organobentonite 1%, n,N-Dimethylformamide DMF 15%, surplus is petroleum ether.
Embodiment 11：
Emulsifiable solution herbicide synergistic composition of the present invention, is indicated with weight percentage, and herbicide synergistic combination forms such as
Under：
Pinoxaden 10%, mesosulfuron 1.5%, mefenpyrdiethyl 3%, sesamin 2%, agriculture breast 300 10%, breast
Agent OP-10 5%, n,N-Dimethylformamide DMF 10%, surplus are dimethylbenzene.
Embodiment 12：
Emulsifiable solution herbicide synergistic composition of the present invention, is indicated with weight percentage, and herbicide synergistic combination forms such as
Under：
Pinoxaden 20%, mesosulfuron 3%, mefenpyrdiethyl 6%, sesamin 3%, agriculture breast 600 10%, emulsification
Agent OP-10 5%, dichloromethane 20%, surplus are dimethylbenzene.
Claims (10)
1. a kind of herbicide synergistic combination of prevention wheatland Triticum tauschii, it is characterised in that：In the herbicide synergistic combination
Active ingredient is pinoxaden, mesosulfuron, sesamin and mefenpyrdiethyl, the pinoxaden, mesosulfuron, sesame
Weight ratio between element and mefenpyrdiethyl is 1~8:1:0.1~6:1~6.
2. the herbicide synergistic combination of prevention wheatland Triticum tauschii according to claim 1, it is characterised in that：The oxazoline
Weight ratio between careless ester, mesosulfuron, sesamin and mefenpyrdiethyl is 2~8:1:1~6:1~3.
3. the herbicide synergistic combination of prevention wheatland Triticum tauschii according to claim 2, it is characterised in that：The oxazoline
Weight ratio between careless ester, mesosulfuron, sesamin and mefenpyrdiethyl is 2~6:1:1~2:1~3.
4. the herbicide synergistic combination of prevention wheatland Triticum tauschii according to claim 1, it is characterised in that：The weeding
Agent synergistic composition is also containing the auxiliary agent and solvent allowed on pesticide.
5. the herbicide synergistic combination of prevention wheatland Triticum tauschii according to claim 4, it is characterised in that：The auxiliary agent
For emulsifier and/or suspending agent.
6. the herbicide synergistic combination of prevention wheatland Triticum tauschii according to claim 5, it is characterised in that：The emulsification
Agent is Tween-80, Tween-60, OP-10 emulsifiers, OP-6 emulsifiers, EL-20 emulsifiers, NP-100 emulsifiers, dense newborn 600 and
Dense newborn at least one of 300；
The suspending agent is at least one of aluminium-magnesium silicate, organobentonite, white carbon and attapulgite；
The solvent is soybean oil, epoxidized soybean oil, methyl oleate, petroleum ether, benzene, dimethylbenzene, N,N-dimethylformamide, second
At least one of alcohol and dichloromethane.
7. the herbicide synergistic combination of prevention wheatland Triticum tauschii according to claim 1, it is characterised in that：The weeding
Active ingredient pinoxaden, mesosulfuron, sesamin and mefenpyrdiethyl account for the 5 of composition total weight in agent synergistic composition
~80%.
8. the herbicide synergistic combination of prevention wheatland Triticum tauschii according to claim 7, it is characterised in that：The weeding
Active ingredient pinoxaden, mesosulfuron, sesamin and mefenpyrdiethyl account for the 5 of composition total weight in agent synergistic composition
~50%.
9. the herbicide synergistic combination of prevention wheatland Triticum tauschii according to claim 8, it is characterised in that：The weeding
Active ingredient pinoxaden, mesosulfuron, sesamin and mefenpyrdiethyl account for composition total weight in agent synergistic composition
10~40%.
10. the herbicide synergistic combination of prevention wheatland Triticum tauschii according to claim 1, it is characterised in that：It is described to remove
Careless agent synergistic composition is dispersible oil-suspending agent, dispersible oily any one of suspension emulsion and missible oil.
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| CN201810467984.2A Pending CN108719310A (en) | 2018-05-16 | 2018-05-16 | A kind of herbicide synergistic combination of prevention wheatland Triticum tauschii |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113396921A (en) * | 2021-05-21 | 2021-09-17 | 河南省农业科学院植物保护研究所 | Safe and efficient herbicide composition for preventing and treating drug-resistant weeds in wheat fields |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113396921A (en) * | 2021-05-21 | 2021-09-17 | 河南省农业科学院植物保护研究所 | Safe and efficient herbicide composition for preventing and treating drug-resistant weeds in wheat fields |
| CN113396921B (en) * | 2021-05-21 | 2022-08-16 | 河南省农业科学院植物保护研究所 | Safe and efficient herbicide composition for preventing and treating drug-resistant weeds in wheat fields |
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