CN105941448A - Herbicide for capsicum annuum field and application thereof - Google Patents

Herbicide for capsicum annuum field and application thereof Download PDF

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Publication number
CN105941448A
CN105941448A CN201610294186.5A CN201610294186A CN105941448A CN 105941448 A CN105941448 A CN 105941448A CN 201610294186 A CN201610294186 A CN 201610294186A CN 105941448 A CN105941448 A CN 105941448A
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China
Prior art keywords
herbicide
bentazone
halosulfuronmethyl
fructus capsici
field
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Chinese (zh)
Inventor
苏旺苍
吴仁海
徐红乐
孙兰兰
薛飞
鲁传涛
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Institute of Plant Protection of Henan Academy of Agricultural Sciences
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Institute of Plant Protection of Henan Academy of Agricultural Sciences
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Priority to CN201610294186.5A priority Critical patent/CN105941448A/en
Publication of CN105941448A publication Critical patent/CN105941448A/en
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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
    • 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
    • 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
    • A01N43/88—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 six-membered rings with three ring hetero atoms

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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 invention discloses a herbicide for capsicum annuum field. The herbicide contains two main effective components: halosulfuron-methyl and bentazone in a weight part ratio of (1-3): (40-90). Mixed use of the effective components halosulfuron-methyl and bentazone involved in the invention can reach a synergistic effect. The herbicide can prevent and control capsicum annuum field nutgrass flatsedge and broadleaf weed, has the characteristics of high herbicidal activity, wide herbicidal spectrum, significant synergy, and high safety level to capsicum annuum seedlings, thus being an ideal capsicum annuum field herbicide.

Description

A kind of herbicide for Fructus Capsici field and application thereof
Technical field
The invention belongs to herbicide field, be specifically related to a kind of herbicide for Fructus Capsici field and application thereof.
Background technology
Fructus Capsici (Capsicum annuum L.), belongs to Solanaceae, Capsicum 1 year or limited herbaceos perennial, Fructus Capsici Field weed fights for the resources such as water, light, fertilizer with Fructus Capsici, drastically influence the yield and quality of Fructus Capsici, becomes what restriction Fructus Capsici produced Important threat, heavier grassy weed is endangered in Fructus Capsici field Herba Digitariae, barnyard grass, Herba Eleusines Indicae, Herba Setariae Viridis, and broad leaved weed has Ma Pao Melon, Amaranthus retroflexus, Herba Abutili, Eclipta prostrata, Herba Portulacae, Herba Capsellae, Chufa, stingless Flos Daturae, Helianthus, Polygonum etc., dried tuber There are the malignant weeds such as Rhizoma Cyperi in section, and chemical weed control is most economical effective weed control means, and Fructus Capsici field grassy weed is permissible Utilize Quizalotop-ethyl, fenoxapropPethyl etc., Fructus Capsici field weed is prevented and kill off serve although using herbicide to carry out soil treatment Certain effect, but still have part weeds, especially dried tuber, broad leaved weed can be emerged and work the mischief Fructus Capsici, therefore, Exploitation can be used for Fructus Capsici field and transplants rear defence and become urgently to be resolved hurrily asking in actual production except dried tuber, the herbicidal composition of broad leaved weed Topic.
Bentazone (bentazone), also known as bentazone, Herba lysimachiae capillipedis pellet etc., belongs to selectivity contact killing type herbicide after seedling, chemistry Entitled 3-isopropyl-(1H)-benzo-2,1,3-thiadiazine-4-ketone-2,2-dioxide, by blade face, stem Absorbing, hinder weeds photosynthesis and water metabolism, make physiological dysfunction and lethal, this medicament is mainly used in wheat and barley, big The crop fields such as bean, Semen arachidis hypogaeae, Cotton Gossypii are prevented and kill off such as broad-leaveds such as Herba Abutili, Herba Capsellae, Chufa, stingless Flos Daturae, Helianthus, Polygonums Weeds.Crop is had very high security.Structural formula is:
Halosulfuronmethyl (halosulfuron-methyl), belongs to sulfonylurea herbicide, selective post-emergence herbicide, chemical name 3- (4,6-dimethoxypyridin-2-base)-1-(1-methyl-3-chloro-4-methoxy formoxyl pyrazoles-5-base) sulfonylureas, is that branched-chain amino acid closes Become inhibitor, it is adaptable to the weedings such as Semen Tritici aestivi, Semen Maydis, Oryza sativa L., Caulis Sacchari sinensis, lawn, it is miscellaneous that halosulfuronmethyl is mainly used in preventing and kill off broad-leaved Grass and Sha section weeds, such as Herba Xanthii, Flos Daturae, artemisiifolia, Amaranthus retroflexus, Herba hibisci trioni, knotweed, Herba Portulacae, Herba Solani Nigri, Semen Cassiae, lead Cattle, Rhizoma Cyperi etc., have specially good effect to Rhizoma Cyperi.Structural formula is:
It is presently used for the medicaments such as Fructus Capsici field herbicidal Quizalotop-ethyl, efficient fluazifop, haloxyfop-r-methyl to be only capable of preventing and kill off grass family Weeds, and the herbicide that can be used for preventing and kill off dried tuber and broad leaved weed after Seedling is few, it would be highly desirable to exploitation can be used for Fructus Capsici field transplanting rear defence and removes Broad leaved weed and the herbicidal composition of sedge weed.
Summary of the invention
It is an object of the present invention to provide a kind of herbicide for Fructus Capsici field and application thereof, by selecting two kinds or above weed control spectrum Different broadleaf herbicide is combined can reach prevents and kill off dried tuber and the requirement such as broad leaved weed, raising drug effect.
For achieving the above object, the present invention provides techniques below scheme:
A kind of herbicide for Fructus Capsici field, comprises two kinds of principle active component: halosulfuronmethyl and bentazone, the described phonetic sulphur of chlorine pyrrole The ratio of the grand parts by weight with bentazone is (1～3): (40～90).
Further, described halosulfuronmethyl and the ratio of the parts by weight of bentazone are (2～3): (60～80).
Further, described halosulfuronmethyl is 1:40 with the ratio of the parts by weight of bentazone.
Further, described halosulfuronmethyl is configured to fit with auxiliary agent, solvent and the filler of permission on pesticide with bentazone Suitable formulation of herbicide, described formulation of herbicide is in wettable powder, soluble granula, water dispersible granules or oil-suspending agent One, described auxiliary agent includes one or more in emulsifying agent, wetting agent, dispersant.
Further, described halosulfuronmethyl accounts for the 10～90% of herbicide gross weight with the weight sum of bentazone.
Further, described emulsifying agent is agriculture breast 1601#, Tween 80, and described wetting agent is alkylphenol-polyethenoxy Ether, sulfite liquor, described dispersant is aluminium-magnesium silicate, sodium metnylene bis-naphthalene sulfonate, and described solvent is diformazan Benzene, methyl oleate.
Further, described filler is ammonium nitrate, pull open powder, in ammonium sulfate, white carbon, precipitated calcium carbonate, carbamide One or more.
Further, described formulation of herbicide is water dispersible granules, and described water dispersible granules herbicide is, by weight Percentages, halosulfuronmethyl 1%, bentazone 39%, pulls open powder 5%, agriculture breast 1601#5%, white carbon 5%, sulfurous Acid sulfite pulp waste liquid 10%, ammonium nitrate supplies 100%.
Further, the application in the herbicide of Fructus Capsici Tanaka weeds is prevented and kill off in preparation of the described herbicide.
Further, described herbicide is applied in the herbicide of Fructus Capsici Tanaka dried tuber, broad leaved weed is prevented and kill off in preparation.
The invention have the advantages that:
In a kind of herbicide for Fructus Capsici field the most of the present invention and application thereof, halosulfuronmethyl is mixed with bentazone has potentiation work With, when preventing and kill off broad leaved weed and sedge weed etc., the usage amount of herbicide is substantially reduced, while ensureing herbicidal effect, often Mu cost is relatively low.
A kind of herbicide for Fructus Capsici field the most of the present invention and application in halosulfuronmethyl and bentazone with completely The different mechanism of action plays drug effect, and the speed making weeds develop immunity to drugs is substantially reduced, and drastically increases the herbicide of herbicide Activity.
Halosulfuronmethyl in a kind of herbicide for Fructus Capsici field the most of the present invention and application thereof is mainly used in preventing and kill off perfume (or spice) Radix Aconiti Lateralis Preparata and part broad leaved weed, bentazone is mainly used in preventing and kill off broad leaved weed, can be to Rhizoma Cyperi and broad leaved weed after both are mixed Effectively prevent and kill off, expand weed control spectrum.
A kind of herbicide for Fructus Capsici field the most of the present invention and application thereof delay the effect of herbicide resistance, because: Bentazone is photosynthesis Photosystem I I inhibitor, makes Plant death by the photosynthesis of suppression plant, halosulfuronmethyl For sulfonylurea herbicide, it is the inhibitor of acetyl synzyme synthesis, makes the synthesis of plant branched-chain amino acid be affected, and then Affect the protein synthesis of plant, make plant grow normally and destroyed, ultimately result in death, halosulfuronmethyl and bentazone Mechanism of action is different, and the two is without handing over negative resistance, and mixture uses can delay the weeds drug-fast generation to it.
A kind of herbicide for Fructus Capsici field the most of the present invention and apply the weight portion at halosulfuronmethyl Yu bentazone The when that the ratio of number being 1:40, effect reaches optimal, and potentiation is the most notable.
Detailed description of the invention
For making the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with specific embodiment pair The present invention further describes.
Halosulfuronmethyl, bentazone are used in mixed way Rhizoma Cyperi, Amaranthus retroflexus
Arch examination target: Rhizoma Cyperi, Amaranthus retroflexus, weed seed picks up from Yuanyang County corn field.
Medicament is prepared: by test medicine acetone solution, be configured to the mother solution of two single doses, according to the result of trial test, and will The consumption of halosulfuronmethyl respectively according to 7.5,15,30,45,60g ai./ha；The consumption of bentazone respectively according to 200, 400、800、1600、3200g ai./ha。
Test method: at the plastic tub of the fine earth a diameter of 25cm of loading that sieves to 4/5, by uniform for selected weed seed Broadcast sowing in soil surface, be then covered by the fine earth of about 1cm, then carry out moisturizing to moistening in infiltrating irrigation mode at the bottom of basin, be placed in temperature Room moisturizing is cultivated, greenhouse Nei Wen 24～28 DEG C, temperature at night 18～22 DEG C, 14h at sunshine, relative humidity 65%～75%, Weeds laggard Seedling in the ranks of emerging determines strain, Rhizoma Cyperi 10 strain, Amaranthus retroflexus 15 strain, carries out at spraying to 2-4 sheet true leaf in weeds length Reason.
Test, with 600L/ha spouting liquid, converts into the dosage of every basin, is the tween of 0.1% by percetage by weight during dispenser 80 aqueous solution dilution medicaments, uniformly spray.After dispenser, 14 days investigation weeds fresh weights, calculate fresh weight inhibition, obtain virulence and return Return equation, calculate ED50And CTC (co-toxicity coefficient) value.
Result of the test is shown in Table 1: it can be seen that Rhizoma Cyperi, Amaranthus retroflexus are all had the most raw by halosulfuronmethyl and bentazone Thing activity.The ED of halosulfuronmethyl plant total to weeds fresh weight50For 16.35g ai./ha, bentazone plant total to weeds fresh weight ED50For 562.62g ai./ha；Halosulfuronmethyl and bentazone different ratio (1:20,1:30,1:40,1:60, 1:80) the ED of fresh weight total to weeds50Be respectively 125.30,138.09,146.55,181.06,210.10g ai./ha, CTC Value is respectively 168.13,174.37,181.62,158.97,145.91.Experiment shows, halosulfuronmethyl: bentazone mixture has There is notable potentiation, with halosulfuronmethyl: the ratio compatibility co-toxicity coefficient of bentazone=1:40 is maximum, and potentiation is the most aobvious Write.
Table 1 halosulfuronmethyl, bentazone are mixed to weeds of wheat toxicity test result
All features disclosed in this specification, or disclosed all methods or during step, except mutually exclusive feature and/ Or beyond step, all can combine by any way.Any feature disclosed in this specification, unless specifically stated otherwise, all can quilt Other equivalences or there is the alternative features of similar purpose replaced.
Embodiment 1 30% halosulfuronmethyl bentazone wettable powder
Halosulfuronmethyl 1%, bentazone 29%, sodium metnylene bis-naphthalene sulfonate 5%, ammonium sulfate 3%, white carbon 15%, lightweight carbonic acid Calcium supplies 100%, is configured to, according to conventional formulation method, the wettable powder that effective ingredient weight percentage is 30%.
Embodiment 2 40% halosulfuronmethyl bentazone wettable powder
Halosulfuronmethyl 1%, bentazone 39%, sodium metnylene bis-naphthalene sulfonate 5%, ammonium sulfate 3%, white carbon 15%, lightweight carbonic acid Calcium supplies 100%, is configured to, according to conventional formulation method, the wettable powder that effective ingredient weight percentage is 40%.
Embodiment 3 40% halosulfuronmethyl bentazone water dispersible granules
Halosulfuronmethyl 1%, bentazone 39%, pull open powder 5%, agriculture breast 1601#5%, white carbon 5%, sulfite pulp gives up Liquid 10%, ammonium nitrate supplies 100%, is configured to, according to conventional formulation method, the moisture that effective ingredient weight percentage is 40% Shot agent.
Embodiment 4 50% halosulfuronmethyl bentazone water dispersible granules
Halosulfuronmethyl 1%, bentazone 49%, pull open powder 5%, agriculture breast 1601#5%, white carbon 5%, sulfite pulp gives up Liquid 10%, ammonium nitrate supplies 100%, is configured to, according to conventional formulation method, the moisture that effective ingredient weight percentage is 50% Shot agent.
Embodiment 5 30% halosulfuronmethyl bentazone soluble granula
Halosulfuronmethyl 1%, bentazone 29%, Tween 80 16%, carbamide 6%, ammonium sulfate supplies 100%, according to conventional formulation Compound method makes the soluble granula of effective Ingredients Weight percentage composition 30%.
Embodiment 6 40% halosulfuronmethyl bentazone soluble granula
Halosulfuronmethyl 1%, bentazone 39%, Tween 80 16%, carbamide 6%, ammonium sulfate supplies 100%, according to conventional formulation Compound method makes the soluble granula of effective Ingredients Weight percentage composition 40%.
Embodiment 7 40% halosulfuronmethyl bentazone oil-suspending agent
Halosulfuronmethyl 1%, bentazone 39%, aluminium-magnesium silicate 3%, alkylphenol polyoxyethylene 12%, methyl oleate 10%, two Toluene supplies 100%, makes the oil-suspending agent of effective Ingredients Weight percentage composition 40% according to conventional formulation compound method.
Embodiment 8 50% halosulfuronmethyl bentazone oil-suspending agent
Halosulfuronmethyl 1%, bentazone 49%, aluminium-magnesium silicate 3%, alkylphenol polyoxyethylene 12%, methyl oleate 10%, two Toluene supplies 100%, makes the oil-suspending agent of effective Ingredients Weight percentage composition 50% according to conventional formulation compound method.
Embodiment result of the test:
Field weeding test carries out field test with the different preparations of compositions, to compare activity of weeding.Test is processed as:
1. 40% halosulfuronmethyl bentazone (1:39) wettable powder described in embodiment 1
2. 40% halosulfuronmethyl bentazone (1:39) water dispersible granules described in embodiment 3
3. 40% halosulfuronmethyl bentazone (1:39) oil-suspending agent described in embodiment 7
4. halosulfuronmethyl 75% water dispersible granules
5. bentazone 480g/L liquor
6. blank (CK)
Carrying out in Yuanyang County, Henan Province, field grass is uniform mutually, and main weeds has Herba Abutili, Amaranthus retroflexus, Herba Portulacae, Rhizoma Cyperi, Polygonum Deng, capsicum variety is the sky 3.Spray on July 5th, 2014；Test method: above every medicament sets 4 weights Multiple, every replicated plot area 30m2, the amount of application of various medicaments as shown in table 2 (every mu is watered 30 kilograms), after dispenser 30 It Classification Count each weeds above ground portion weight, calculates fresh weight inhibition.
Weeds fresh weight inhibition computational methods:
It is preferable to Herba Abutili preventive effect that result of the test is shown in Table 2:480g/L bentazone liquor, and preventive effect reaches 80.2%；To Amaranthus retroflexus, Herba Portulacae, Rhizoma Cyperi preventive effect is poor, and preventive effect is less than 54.5%.75% halosulfuronmethyl water dispersible granules is to dried tuber and broad leaved weed preventive effect the most relatively Good, the total preventive effects of weeds such as Herba Abutili, Amaranthus retroflexus, Herba Portulacae, knotweed and Rhizoma Cyperi are reached 72.58%.
The present composition all shows preferable preventive effect to grass family and broadleaved herb, embodiment 1.---3. 120g/ mu is to perfume (or spice) Radix Aconiti Lateralis Preparata and the total preventive effect of broad leaved weed are all more than 87.48%, and the total preventive effect of 150g/ mu is more than 95.02%；To Fructus Capsici field Rhizoma Cyperi and Broad-leaved controls respond well.Field test confirms, the present composition is more alone than halosulfuronmethyl and bentazone has notable potentiation Effect, antagonism weeds Rhizoma Cyperi and broad leaved weed all have and well control effect.(according to data in table 2, whether data need Revise)
The different Fructus Capsici field herbicidal suppression ratio (%) to weeds of table 2
The above is present pre-ferred embodiments, only in order to explain the present invention, and unrestricted the scope of the present invention, therefore all Any amendment, equivalent and the improvement etc. made within the spirit and principles in the present invention, all should be included in the present patent application patent In the range of.

Claims (10)

1. the herbicide for Fructus Capsici field, it is characterised in that comprise two kinds of principle active component: halosulfuronmethyl and bentazone, described halosulfuronmethyl and the ratio of the parts by weight of bentazone are (1～3): (40～90).
A kind of herbicide for Fructus Capsici field the most according to claim 1, it is characterised in that described halosulfuronmethyl and the ratio of the parts by weight of bentazone are (2～3): (60～80).
A kind of herbicide for Fructus Capsici field the most according to claim 1, it is characterised in that described halosulfuronmethyl is 1:40 with the ratio of the parts by weight of bentazone.
A kind of herbicide for Fructus Capsici field the most according to claims 1 to 3, it is characterized in that, described halosulfuronmethyl is configured to suitable formulation of herbicide with bentazone with auxiliary agent, solvent and the filler of permission on pesticide, described formulation of herbicide is the one in wettable powder, soluble granula, water dispersible granules or oil-suspending agent, and described auxiliary agent includes one or more in emulsifying agent, wetting agent, dispersant.
5. according to a kind of herbicide for Fructus Capsici field described in Claims 1 to 4 any one, it is characterised in that described halosulfuronmethyl accounts for the 10～90% of herbicide gross weight with the weight sum of bentazone.
A kind of herbicide for Fructus Capsici field the most according to claim 4, it is characterized in that, described emulsifying agent is agriculture breast 1601#, Tween 80, described wetting agent is alkylphenol polyoxyethylene, sulfite liquor, described dispersant is aluminium-magnesium silicate, sodium metnylene bis-naphthalene sulfonate, and described solvent is dimethylbenzene, methyl oleate.
A kind of herbicide for Fructus Capsici field the most according to claim 4, it is characterised in that described filler is ammonium nitrate, pull open powder, one or more in ammonium sulfate, white carbon, precipitated calcium carbonate, carbamide.
A kind of herbicide for Fructus Capsici field the most according to claim 4, it is characterized in that, described formulation of herbicide is water dispersible granules, and described water dispersible granules herbicide is, by weight percentage, halosulfuronmethyl 1%, bentazone 39%, pulls open powder 5%, agriculture breast 1601#5%, white carbon 5%, sulfite liquor 10%, ammonium nitrate supplies 100%.
9. according to the application in the herbicide of Fructus Capsici Tanaka weeds is prevented and kill off in preparation of the herbicide described in claim 1～8 any one.
10. apply in the herbicide of Fructus Capsici Tanaka dried tuber, broad leaved weed is prevented and kill off in preparation according to the herbicide described in claim 1～8 any one.
CN201610294186.5A 2016-05-03 2016-05-03 Herbicide for capsicum annuum field and application thereof Pending CN105941448A (en)

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN106561692A (en) * 2016-09-29 2017-04-19 广西绿泰农业投资有限公司 Sugarcane postemergence herbicidal composition containing halosulfuron-methyl and bentazone
US11109588B2 (en) 2019-02-19 2021-09-07 Gowan Company, L.L.C. Stable liquid formulations and methods of using the same

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CN103250725A (en) * 2013-05-22 2013-08-21 吴江市德佐日用化学品有限公司 Ternary weed-killing composition for corn field
CN106689167A (en) * 2015-11-16 2017-05-24 江苏龙灯化学有限公司 Weeding composition

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106561692A (en) * 2016-09-29 2017-04-19 广西绿泰农业投资有限公司 Sugarcane postemergence herbicidal composition containing halosulfuron-methyl and bentazone
US11109588B2 (en) 2019-02-19 2021-09-07 Gowan Company, L.L.C. Stable liquid formulations and methods of using the same

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Inventor after: Su Wangcang

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Inventor after: Lu Chuantao

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Inventor before: Xue Fei

Inventor before: Lu Chuantao

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Application publication date: 20160921

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