CN106973914A - A kind of Herbicidal combinations and its application - Google Patents
A kind of Herbicidal combinations and its application Download PDFInfo
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- CN106973914A CN106973914A CN201710332144.0A CN201710332144A CN106973914A CN 106973914 A CN106973914 A CN 106973914A CN 201710332144 A CN201710332144 A CN 201710332144A CN 106973914 A CN106973914 A CN 106973914A
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- China
- Prior art keywords
- huan
- herbicidal combinations
- composition
- pendimethalin
- butralin
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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
- A01N33/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds
- A01N33/16—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds containing nitrogen-to-oxygen bonds
- A01N33/18—Nitro compounds
-
- 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
- A01N43/74—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 one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
- A01N43/76—1,3-Oxazoles; Hydrogenated 1,3-oxazoles
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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 Herbicidal combinations, wherein including following two active ingredients：Composition（A）：One kind in pendimethalin, butralin；Composition（B）：Huan Wu Evil humulones；The mass ratio of wherein described composition (A) and composition (B) is 10 30：5 15, both sums are 15 45% in the percentage composition of Herbicidal combinations, and can be prepared into aqueous suspension agent, missible oil.The Herbicidal combinations of the present invention are used for direct-sowing dry rice terrace, the characteristics of with safety and environmental protection, broad weed-killing spectrum, good prevention effect.
Description
Technical field
The invention belongs to technical field of pesticide, especially herbicide field, and in particular to a kind of removing with Synergistic
Careless composition, it is adaptable to prevent and kill off direct sowing on dry paddy field rice field annual grassy weeds.
Background technology
Seed rice is exactly directly sown into crop field by direct sowing of rice, it is not necessary to a kind of planting patterns for light-duty simplification that seedling is transplanted,
Because Direct-seeding Rice operation is relatively easy, save labor, alleviate season and labour's contradiction, as the faster Rice Cropping of developed recently
Mode, but because Direct-seeding Rice administrative skill is extensive, weeds occur seriously, the serious shadow of process to be provided to rice yield horizontal stable
Ring.
Butralin is selective preemergence herbicide, after medicine enters in weeds body, the main cell for suppressing separate living tissue point
Split, so as to suppress weed bud and young root growth, cause weeds dead.Before seedling is carried out at soil closing after dry seeded rice field is broadcast
Reason, it is good to Weed-control effects such as barnyard grass, lady's-grass, moleplant seeds to show, to rice safety, even if lid seed does not sternly have preferable safety still
Property, have substantially no effect on dew seed and emerge and grow.Used in dry seeded rice field, can spread and sink in water after sowing, water oozes lower latter every mu
With 200 ~ 300 milliliters of 30 kilograms of even sprayings that add water of preparation.
Pendimethalin mainly suppresses the mitosis of the growing points such as weeds bud point, the tip of a root, can be in soil surface shape after dispenser
Medicine soil layer into 2~3 cm thicks closes weeds.The medicine can prevent and kill off the Rice In Drought Rice Nurseries such as moleplant seed, barnyard grass, lady's-grass, purslane, Procumbent Falsepimpernel
The most of weeds in live field, have special efficacy to moleplant seed.To rice safety, do not hinder root, decoction can be poured water to drug effect by adsorption by soil
Influence is little, shows as efficacy stability, lasting period long.
Huan Wu Evil humulones are protoporphyrin oxidase inhibitor, after susceptible weeds absorb, and have been put aside with photosensitization
Protoporphyrin enzyme, this enzyme is under light action, the fat of the nascent oxygen oxidation Decomposition body film composition of generation, destroys peroxidation.
Peroxidating destroys biochemical film and ethane generation, photosynthetic chlorophyll and class Hu Busu effusions, and weeds are finally withered.In resistance
In plant, its metabolin is inorganization, most red to resolve into carbon dioxide, and environment is had no adverse effects.It is currently only used for paddy rice shifting
Field is planted, the annual small-sized seed weeds such as rice terrace barnyard grass, Monochoria vaginalis, short arrowhead, angustifolia arrowhead herb, mexicana are prevented and kill off, to perennial
Cyperus iria etc. has very strong inhibition, and Procumbent Falsepimpernel, Brittle Falsepimpernel Herb, rice firefly Lin of resistance etc. have been produced to sulfonylurea built agent and has been resisted
Property weeds have good preventive effect.
Current herbicide is limited by crop safety, and herbicide controlling spectrum is also limited, and a kind of herbicide single dose, which is used alone, to pacify
The full generation for efficiently controlling upland rice field weed, therefore the present invention is answered from the two class herbicides that herbicide controlling spectrum is different, advantage and disadvantage are complementary
Match somebody with somebody, herbicidal effect is improved while expanding herbicide controlling spectrum.
The content of the invention
In consideration of it, it is an object of the invention to provide a kind of Herbicidal combinations and its application.The Herbicidal combinations have aobvious
The synergistic function of work, expansion herbicide controlling spectrum, prevention effect are good, safety and environmental protection, and the Herbicidal combinations can be prepared into aqueous suspension
Agent, missible oil, can be used as dryland paddy weeding.
To realize the goal of the invention of the present invention, the present invention provides following technical scheme：
A kind of Herbicidal combinations, it is characterised in that the Herbicidal combinations include active ingredient（A）And active ingredient（B）, effectively into
Divide the one kind of A in pendimethalin and butralin, active ingredient B is Huan Wu Evil humulones, and the mass ratio of two kinds of active ingredients is
10-30：5-15, the percentage composition that both sums account for Herbicidal combinations is 15-45%.
In the two-spot complex preparation of the present invention, in addition to active ingredient, the auxiliary agent allowed on agricultural chemicals can be also added, to prepare
Into any one formulation.It is preferred that being processed into aqueous suspension agent, missible oil.
Described insecticides adjuvant includes dispersant, wetting agent, thickener, thixotropic agent, antifreezing agent, preservative, emulsifying agent, molten
Agent etc., these auxiliary agents use conventional known compound.
Described Herbicidal combinations are aqueous suspension agent, and the mass percent of each component is：
Pendimethalin 10-30%, Huan Wu Evil humulone 5-15%, dispersant 0.1-3%, wetting agent 0.1-2%, thickener 0.1-2%, are touched
Become agent 0.1-2%, antifreezing agent 0.1-5%, preservative 0.1-2%, deionized water is supplied.
Butralin 15-30%, Huan Wu Evil humulone 5-10%, dispersant 0.1-3%, wetting agent 0.1-2%, thickener 0.1-2%,
Thixotropic agent 0.1-2%, antifreezing agent 0.1-4%, preservative 0.1-2%, deionized water is supplied.
The Herbicidal combinations are missible oil, and the mass percent of each component is：
Pendimethalin 10-20%, Huan Wu Evil humulone 5-15%, emulsifying agent 5-15%, solvent is supplied.
Butralin 15-25%, Huan Wu Evil humulone 5-15%, emulsifying agent 10-20%, solvent is supplied.
The herbicidal composition that the present invention is provided is mainly used in dryland paddy management of weeds, compared with prior art, the present invention
Have the advantages that：
1st, the two kinds of active components of Herbicidal combinations of the present invention compounds in certain ratio range and shows as fabulous Synergistic
Effect, mixed composition significantly improves herbicidal effect relative to single dose, also reduces dosage.
2nd, Herbicidal combinations of the present invention expand herbicide controlling spectrum, have preferable preventive effect to dryland paddy main weeds.
3rd, Herbicidal combinations of the present invention kill weeds using two kinds of different mechanisms of action, and medicament difference action characteristic causes
Two kinds of active components preparation produces extremely strong mutual supplement with each other's advantages, can effectively delay the generation and development of single dose resistance.
4th, Herbicidal combinations of the present invention can kill rice terrace mainly miscellaneous to rice safety on the premise of paddy rice is not injured
Grass.
Embodiment
The embodiment of pendimethalin and Huan Wu Evil humulones
The pendimethalin Huan Wu Evil humulone aqueous suspension agents of S1 15%
Pendimethalin 10%, Huan Wu Evil humulones 5%, dispersant sodium lignin sulfonate 0.5%, wetting agent dioctyl sodium sulfosuccinate
0.3%, thickener xanthan gum 0.1%, thixotropic agent white carbon 0.1%, antifreezing agent glycerine 0.6%, Preservative Kathon CG(Methylchloroisothiazolinone/Methylisothiazolinone combination) 0.4%, go from
Sub- water 83%.The aqueous suspension agent product of the present invention is made according to conventional formulation method.
Pendimethalin Huan Wu Evil humulone aqueous suspension agents
Pendimethalin 20%, Huan Wu Evil humulones 10%, dispersant xylonic acid sulfoacid calcium 1.5%, wetting agent neopelex
1%, thickener aluminium-magnesium silicate 1%, thixotropic agent white carbon 1%, antifreeze glycol 2.5%, preservative paraformaldehyde 1%, deionized water
62%.The aqueous suspension agent product of the present invention is made according to conventional formulation method.
Pendimethalin Huan Wu Evil humulone aqueous suspension agents
Pendimethalin 30%, Huan Wu Evil humulones 15%, the formaldehyde condensation products 2.5% of dispersant alkyl sodium naphthalene sulfonate, wetting agent dodecane
Base benzene sulfonic acid sodium salt 2%, thickener aluminium-magnesium silicate 2%, thixotropic agent white carbon 2%, antifreezing agent glycerine 4%, Preservative Kathon CG(Methylchloroisothiazolinone/Methylisothiazolinone combination) 2%, go from
Sub- water 40.5%.The aqueous suspension agent product of the present invention is made according to conventional formulation method.
Pendimethalin Huan Wu Evil humulone missible oil
Pendimethalin 10%, the Evil humulones 5% of ring penta, emulsifying agent dodecyl phenol polyethenoxy ether 5%, solvent heavy hydrocarbon solvent oil 80%.
The missible oil product of the present invention is made according to conventional formulation method.
Pendimethalin Huan Wu Evil humulone missible oil
Pendimethalin 15%, Huan Wu Evil humulones 10%, emulsifying agent Polyethylene Octylphenol Ether 10%, solvent heavy hydrocarbon solvent oil 65%.
The missible oil product of the present invention is made according to conventional formulation method.
Pendimethalin Huan Wu Evil humulone missible oil
Pendimethalin 20%, Huan Wu Evil humulones 15%, emulsifying agent calcium dodecyl benzene sulfonate 15%, solvent heavy hydrocarbon solvent oil 50%.Press
The missible oil product of the present invention is made in the formulation method of more solito.
The embodiment of butralin and Huan Wu Evil humulones
The butralin Huan Wu Evil humulone aqueous suspension agents of S1 20%
Butralin 15%, the Evil humulones 5% of ring penta, the wooden disulfonate acid 0.3% of dispersant, wetting agent neopelex 0.2%,
Thickener xanthan gum 0.2%, thixotropic agent white carbon 0.1%, antifreeze glycol 0.2%, preservative paraformaldehyde 0.5%, go from
Sub- water 78.5%.The aqueous suspension agent product of the present invention is made according to conventional formulation method.
Butralin Huan Wu Evil humulone aqueous suspension agents
Butralin 22%, the Evil humulones 8% of ring penta, the wooden disulfonate acid 1.5% of dispersant, wetting agent neopelex 1% increases
Thick dose of aluminium-magnesium silicate 1%, thixotropic agent white carbon 1%, antifreezing agent glycerine 2.5%, preservative paraformaldehyde 1%, deionized water 62%.
The aqueous suspension agent product of the present invention is made according to conventional formulation method.
Butralin Huan Wu Evil humulone aqueous suspension agents
Butralin 30%, Huan Wu Evil humulones 10%, dispersant xylonic acid sulfoacid calcium 2.5%, wetting agent dioctyl sodium sulfosuccinate
2%, thickener xanthan gum 2%, thixotropic agent white carbon 2%, antifreezing agent glycerine 3.5%, Preservative Kathon CG(Methylchloroisothiazolinone/Methylisothiazolinone combination) 2%, deionized water 46%.
The aqueous suspension agent product of the present invention is made according to conventional formulation method.
Butralin Huan Wu Evil humulone missible oil
Butralin 15%, the Evil humulones 5% of ring penta, emulsifying agent dodecyl phenol polyethenoxy ether 10%, solvent heavy hydrocarbon solvent oil 70%.Press
The missible oil product of the present invention is made in the formulation method of more solito.
Butralin Huan Wu Evil humulone missible oil
Butralin 20%, Huan Wu Evil humulones 10%, emulsifying agent calcium dodecyl benzene sulfonate 15%, solvent heavy hydrocarbon solvent oil 55%.According to
The missible oil product of the present invention is made in conventional formulation method.
Butralin Huan Wu Evil humulone missible oil
Butralin 25%, Huan Wu Evil humulones 15%, emulsifying agent triphenyl vinyl phenol APEO 20%, solvent heavy hydrocarbon solvent oil
40%.The missible oil product of the present invention is made according to conventional formulation method.
The pendimethalin missible oil of comparative example 1 33%
33% pendimethalin missible oil is conventionally made.
The butralin missible oil of comparative example 2 48%
48% butralin missible oil is conventionally made.
The Huan Wu Evil humulone aqueous suspension agents of comparative example 3 8%
8% Huan Wu Evil humulone aqueous suspension agents are conventionally made.
1）Toxicity determination test
Test objective：Under the conditions of greenhouse pot culture pendimethalin/butralin and the Evil humulones of ring penta and different blended with combine to barnyard grass,
The herbicidal effect of cyperus iria, and have rated its synergy.
For studying thing：Direct-sowing dry paddy rice.
Control object：Grassy weed：Barnyard grass；Broad leaved weed：Cyperus iria.
Material to be tested：95% pendimethalin active compound, 95% Pdibutalin, 96.5% Huan Wu Evil humulone active compounds.
Test method：
Reference《Agricultural chemicals indoor biometricses test rule herbicide third portion：Active determination test soil spray-on process》Standard side
Method is carried out.The plastic tub of plastic tub and 4 basin cyperus irias after planting of 4 basin barnyard grasses after planting, is all placed in PWT-510 type spray towers
Quantification is sprayed（Precision spraying area is 0.2m2, spraying liquid 10ml, spray value is 500L/hm2, atomisation pressure is 0.5kpa）
The decoction of each concentration.Basin alms bowl is still placed in illumination growth room after spray（26 DEG C, light dark cycles 16h/8h）.
Specific method is with reference to NY/T1155.4-2006 farm-chemical indoor determination test rule herbicide third portions：Activity
Determination test soil spray-on process is tested, and often handles 4 repetitions, often repeatedly 20 plants, if being blank control without chemicals treatment.
Binary built synergy evaluation method is removed with reference to NY/T1155.7-2006 farm-chemical indoor determination test rules
Colby methods in the synergy measure of the careless part mixture of agent the 7th.
If E be pendimethalin/butralin it is mixed with Huan Wu Evil humulones after the weeds weight surveyed be control weeds weight
Percentage.
The theoretical preventive effect of mixture is calculated according to below equation：E0=X×Y/100
In formula, X is that pendimethalin or butralin the weeds weight under certain dosage are the percentage for compareing weeds weight；Y is ring penta
Evil humulones weeds weight under certain dosage is the percentage of control weeds weight.
E-E0＞ 10% is antagonism；E-E0＜ -10% is synergistic effect；E-E0Value is made between ± 10% to be added
With.
The preventive effect of table 1-1 pendimethalins, Huan Wu Evil humulones and its mixture to barnyard grass
Table 1-1 shows that specifically proportioning is 2+15,2+20,2+25,4+15,4+20,4+25,6+ for pendimethalin, Huan Wu Evil humulones
The E-E of 15,6+20,6+25 two-spot complex composition0Both less than -10%, synergistic effect is shown as to barnyard grass；And when its binary is answered
Synergistic effect during with for 6+25 is the most notable, its E-E0It is worth for -15.25%.
The preventive effect of table 1-2 pendimethalins, Huan Wu Evil humulones and its mixture to cyperus iria
Table 1-2 shows that pendimethalin, Huan Wu Evil humulones and specific proportioning are 6+15, the most obvious to cyperus iria synergistic effect,
Its E-E0It is worth for -19.84%.
The preventive effect of table 2-1 butralins, Huan Wu Evil humulones and its mixture to barnyard grass
Table 2-1 shows that specifically proportioning is 96+15,96+20,96+25,120+15,120+20,120+ for butralin, Huan Wu Evil humulones
The E-E of 25,140+15,140+20,140+25 two-spot complex composition0Both less than -10%, synergistic effect is shown as to barnyard grass；And
Synergistic effect when its binary built is 140+25 is the most notable, its E-E0It is worth for -18.49%.
The preventive effect of table 2-2 pendimethalins, Huan Wu Evil humulones and its mixture to cyperus iria
Table 2-2 shows that butralin, Huan Wu Evil humulones and specific proportioning are 120+25, the most obvious to cyperus iria synergistic effect,
Its E-E0It is worth for -17.75%.
2）Field control effectiveness test
Reagent agent：The embodiment 1-6 of pendimethalin and Huan Wu Evil humulones；The embodiment 1-6 of butralin and Huan Wu Evil humulones.
Comparison medicament：Comparative example 1-3.
Subjects：Grass family：Barnyard grass；Broad-leaved section：Cyperus iria.
Test method：
According to the area of experimental plot, the good various medicaments of precise, and be watered after dilution, using knapsack sprayer, carry out
Even spraying, the special Fan spray head of sprinkler selection herbicide.During spraying, it should be noted that decoction is uniformly sprayed application into experimental plot
In, accomplish the phenomenon sprayed without drain spray, more.20d, 40d observe weeds death condition after medicine respectively after experiment, and relatively more various
The activity of weeding of medicament, is specifically shown in Table 3-1,3-2,4-1,4-2.In addition, the production feelings of crop are also observed in 1-15d after medicine
Condition, to investigate whether medicament has poisoning to crop, is specifically shown in Table 5-1,5-2.
Table 3-1 uses pendimethalin and effect of the Huan Wu Evil humulones after 20 days
Table 3-2 uses butralin and effect of the Huan Wu Evil humulones after 20 days
Table 4-1 uses pendimethalin and effect of the Huan Wu Evil humulones after 40 days
Table 4-2 uses butralin and effect of the Huan Wu Evil humulones after 40 days
As can be seen that the present invention passes through two kinds of active ingredient pendimethalin/butralins and ring penta from table 3-1,3-2,4-1,4-2
Evil humulone mixtures are used, and drug effect is played also than very fast, is higher than the preventive effect that agricultural chemicals is used alone to barnyard grass, the preventive effect of cyperus iria,
The overall preventive effect that grass family, overall also above the two kinds agricultural chemicals of preventive effect of broad-leaved section weeds are used alone simultaneously, is achieved significant
There is provided overall preventive effect for synergistic effect so that herbicide controlling spectrum of the invention is further expanded.The herbicide of the present invention is used simultaneously
Medicine is substantially better than the prevention effect that two kinds of agricultural chemicals are used alone with drug effect after 40 days after 20 days, this shows the herbicide of the present invention not
Only act on more persistently, and be difficult so that weeds especially malignant weed develops immunity to drugs.
The pendimethalin of table 5-1 is with the Evil humulones mixture preparation of ring penta to crop rice safety sex investigation
The butralin of table 5-2 is with the Evil humulones mixture preparation of ring penta to crop rice safety sex investigation
Table 5-1,5-2 show that the rice seedlings that herbicide of the present invention is respectively handled in cell grow fine, and have no any obvious medicine spot, say
Bright herbicide of the invention is safe to paddy rice.Herbicide of the present invention is easily degraded, to rice safety, is had no side effect；In soil
Residual life, is short in earth, to succession crop safety.
It is known that the illustrative embodiments that above-described embodiment uses only for explanation inventive principle, but it is of the invention
This is not limited only to, those skilled in the art can make various improvement and change in the case where not departing from real situation of the present invention, these
Improve and change falls within protection scope of the present invention.
Claims (4)
1. a kind of Herbicidal combinations, include following two active ingredients：
Composition（A）：One kind in following compound：Pendimethalin, butralin；
Composition（B）：Huan Wu Evil humulones；
Wherein, the mass ratio of the composition (A) and composition (B) is 10-30：5-15；Both are accounted in Herbicidal combinations sum
Mass percent is 15-45%.
2. Herbicidal combinations according to claim 1, it is characterised in that：The composition can be prepared into aqueous suspension agent, breast
Oil.
3. Herbicidal combinations according to claim 1 or 2 are used for direct-sowing dry rice terrace.
It is miscellaneous that 4. Herbicidal combinations according to claim 1 or 2 are used to preventing and kill off the grass family of direct-sowing dry rice terrace, broad-leaved section
Grass.
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| CN201710332144.0A CN106973914A (en) | 2017-05-12 | 2017-05-12 | A kind of Herbicidal combinations and its application |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710332144.0A CN106973914A (en) | 2017-05-12 | 2017-05-12 | A kind of Herbicidal combinations and its application |
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| Publication Number | Publication Date |
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| CN106973914A true CN106973914A (en) | 2017-07-25 |
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ID=59343110
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114052033A (en) * | 2021-12-08 | 2022-02-18 | 安徽众邦生物工程有限公司 | Herbicide composition, preparation method and application thereof |
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2017
- 2017-05-12 CN CN201710332144.0A patent/CN106973914A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114052033A (en) * | 2021-12-08 | 2022-02-18 | 安徽众邦生物工程有限公司 | Herbicide composition, preparation method and application thereof |
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