CN111034738A - Dicamba and glyphosate compound aqueous solution and preparation method thereof - Google Patents

Dicamba and glyphosate compound aqueous solution and preparation method thereof Download PDF

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Publication number
CN111034738A
CN111034738A CN201911391753.9A CN201911391753A CN111034738A CN 111034738 A CN111034738 A CN 111034738A CN 201911391753 A CN201911391753 A CN 201911391753A CN 111034738 A CN111034738 A CN 111034738A
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China
Prior art keywords
parts
dicamba
glyphosate
aqueous solution
stirring
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CN201911391753.9A
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Chinese (zh)
Inventor
肖建中
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Jiangsu Tenglong Biological Pharmaceutical Co Ltd
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Jiangsu Tenglong Biological Pharmaceutical Co Ltd
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Priority to CN201911391753.9A priority Critical patent/CN111034738A/en
Publication of CN111034738A publication Critical patent/CN111034738A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N57/00Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds
    • A01N57/18Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds having phosphorus-to-carbon bonds
    • A01N57/20Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds having phosphorus-to-carbon bonds containing acyclic or cycloaliphatic radicals
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N25/00Biocides, 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
    • A01N25/02Biocides, 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 containing liquids as carriers, diluents or solvents
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N37/00Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
    • A01N37/36Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids
    • A01N37/38Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids having at least one oxygen or sulfur atom attached to an aromatic ring system
    • A01N37/40Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids having at least one oxygen or sulfur atom attached to an aromatic ring system having at least one carboxylic group or a thio analogue, or a derivative thereof, and one oxygen or sulfur atom attached to the same aromatic ring system

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  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • Plant Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Agronomy & Crop Science (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Toxicology (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention discloses a compound aqueous agent of dicamba and glyphosate and a preparation method thereof, relating to the technical field of pesticides and comprising the following components in parts by weight: 150 parts of 95% glyphosate potassium salt original drug 110-containing material, 20-30 parts of 98% dicamba original drug, 8-12 parts of wetting agent, 35-50 parts of filler, 6-8 parts of synergist and 40-60 parts of water. The glyphosate potassium salt and the dicamba are compounded to replace the existing compounding of the glyphosate ammonium salt and the dicamba, and the glyphosate potassium salt can inhibit phenylalanine amine lyase related to synthesis of shikimic acid in the in-vivo circulation process of plants, so that the synthesis of components such as tyrosine, phenylalanine and the like necessary for plant growth is cut off, the plants die, and particularly, after the dicamba is compounded, the dicamba can remarkably improve the drug property.

Description

Dicamba and glyphosate compound aqueous solution and preparation method thereof
Technical Field
The invention relates to the technical field of pesticides, and particularly relates to a compound aqueous solution of dicamba and glyphosate and a preparation method thereof.
Background
Glyphosate is a systemic conduction type chronic broad-spectrum biocidal herbicide, and mainly inhibits enolpyruvyl shikimate phosphate synthase (EPSP) in a plant body, so that the conversion of shikimate to phenylalanine, tyrosine and tryptophan is inhibited, the synthesis of protein is interfered, and plants die. Due to the excellent weed control activity, the wide weed control spectrum, the lower soil residue, the longer weed control time and the wide planting of the herbicide-resistant transgenic crops, the glyphosate becomes a first herbicide variety for global marketing. However, the problem of weed resistance has been very pronounced due to the large single continuous use of glyphosate for a long period of time. Weeds with over 24 and over 100 organisms have been published to date for resistance to glyphosate.
In 2006 and 2011, the generation of glyphosate resistance by erigeron breviscapus and eleusis indica is reported in China, particularly, the erigeron breviscapus becomes dominant weeds and malignant weeds on two sides of a no-tillage planting area, an orchard and a fire road in the south of China, and the spreading of the resistance is increasingly serious and becomes a problem which is difficult to solve. For example, in the rice and wheat crop rotation no-tillage areas of south Jiangsu and south Anhui, the erigeron breviscapus becomes the most residual weeds in the field after farmers spray glyphosate.
In addition, different weeds have different sensitivities to glyphosate, and some weeds have stronger drug resistance to glyphosate, and can not be effectively prevented and removed by singly using the glyphosate, and the weeds comprise tetrapanax papyriferus, dayflower, quassia japonica, purslane, cudweed herb, acalypha australis, field bindweed, endive and the like, and the prevention and the removal of the weeds are all problems to be solved urgently.
Disclosure of Invention
In order to solve the technical problems, the invention provides a compound aqueous agent of dicamba and glyphosate, which comprises the following components in parts by weight: 150 parts of 95% glyphosate potassium salt original drug 110-containing material, 20-30 parts of 98% dicamba original drug, 8-12 parts of wetting agent, 35-50 parts of filler, 6-8 parts of synergist and 40-60 parts of water.
The technical effects are as follows: the invention compounds the glyphosate potassium salt and the dicamba to replace the existing compound of the glyphosate ammonium salt and the dicamba, and the glyphosate potassium salt can inhibit the phenylalanine amine lyase related to the synthesis of shikimic acid in the in-vivo circulation process of plants, thereby cutting off the synthesis of components such as tyrosine, phenylalanine and the like necessary for the growth of the plants, so that the plants die, and particularly, the dicamba can obviously improve the drug property after the dicamba is compounded.
The technical scheme of the invention is further defined as follows:
the compound aqueous agent of dicamba and glyphosate comprises one or more of polyoxyethylene alkyl aryl ether, alkylbenzene sulfonate, alkyl naphthalene sulfonate, polyoxyethylene alkyl ether and polyoxyethylene alkyl ether as wetting agents.
The filler of the compound aqueous agent of dicamba and glyphosate comprises one or more of activated clay, bentonite, potassium bicarbonate, sodium bicarbonate and corn starch.
The dicamba and glyphosate compound aqueous solution comprises one or more of alkyl polyglycoside, diethyl aminoethyl hexanoate and a new high-fat film as a synergist.
The invention also aims to provide a preparation method of the compound aqueous agent of the dicamba and the glyphosate, which comprises the steps of adding water into a container, adding 95 percent of glyphosate potassium salt technical product and 98 percent of dicamba technical product, mixing and stirring uniformly, and then continuing stirring for 2-3 hours; adding wetting agent, filler and synergist, and stirring for 6-8 hr.
Adding 58 parts of water into a container, adding 120 parts of 95% glyphosate potassium salt raw drug and 24 parts of 98% dicamba raw drug, uniformly mixing and stirring, and then continuously stirring for 3 hours; adding 8 parts of alkyl naphthalene sulfonate, 20 parts of corn starch, 20 parts of potassium bicarbonate and 7 parts of alkyl polyglycoside, and continuously stirring for 8 hours.
The invention has the beneficial effects that:
(1) the dicamba and the glyphosate potassium salt are compounded, so that the quick-acting property and the lasting property of a single medicament are obviously improved;
(2) the herbicide composition can obviously slow down the generation of weed resistance, and the dicamba and the glyphosate potassium salt are compounded to play a role in compensating another medicament, so that the herbicide composition has a wider application range on weeds and is more efficient;
(3) according to the invention, the wetting agent and the filler are added into the dicamba and the glyphosate, so that the problem that the original dicamba is difficult to dissolve in water is solved, and the obtained medicament has better chemical stability;
(4) the invention can also improve the effect of preventing and removing broadleaf weeds.
Detailed Description
Example 1
In the compound aqueous solution of dicamba and glyphosate provided by this embodiment, 58kg of water is added into a container, and then 120kg of 95% glyphosate potassium salt raw drug and 24kg of 98% dicamba raw drug are added, mixed and stirred uniformly, and then stirred continuously for 3 hours; adding 8kg of alkyl naphthalene sulfonate, 20kg of corn starch, 20kg of potassium bicarbonate and 7kg of alkyl polyglycoside, and continuously stirring for 8 hours to obtain the product.
The product and 35% wheat straw and glyphosate aqueous solution (33% +2%) of Jiangsu Youshi chemical Co., Ltd are respectively prepared according to 1250g/hm2The dosage is that the total grass density is 58.6 strains/m in the non-cultivated land in Lishui area of Nanjing City2Spraying stem and leaf, and 3-6 leaf period of weed. After the product is treated, withered and yellow symptoms appear on day 2, the whole plant withers after 4-6 days, and the total grass density is 4.8 plants/m after 10 days2. After the control group had been treated, the symptom of withering and yellow appeared on day 3, the whole plant died after 5-8 days, and the total grass density was 9.3 plants/m after 10 days2
Example 2
In the compound aqueous solution of dicamba and glyphosate provided by this embodiment, 50kg of water is added into a container, and then 135kg of 95% glyphosate potassium salt raw drug and 22kg of 98% dicamba raw drug are added, mixed and stirred uniformly, and then stirred continuously for 2 hours; adding 10kg of alkyl naphthalene sulfonate, 15kg of corn starch, 20kg of potassium bicarbonate and 6kg of alkyl polyglycoside, and continuously stirring for 8 hours to obtain the product.
The product and 35% wheat straw and glyphosate aqueous solution (33% +2%) of Jiangsu Youshi chemical Co., Ltd are taken according to 1500g/hm2The dosage is 62.2 plants/m in the Nanjing Lishui area of uncultivated land2Spraying stem and leaf, and 3-6 leaf period of weed. After the product is treated, withered and yellow symptoms appear on day 2, the whole plant withers after 4-6 days, and the total grass density is 2.2 plants/m after 10 days2. After the control group had been treated, the symptom of withering and yellow appeared on day 3, the whole plant died after 5-8 days, and the total grass density was 6.1 plants/m after 10 days2
Therefore, the product of the invention obviously improves the quick action and the lasting effect when a single medicament is used.
In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.

Claims (7)

1. A compound aqueous agent of dicamba and glyphosate is characterized by comprising the following components in parts by weight: 150 parts of 95% glyphosate potassium salt original drug 110-containing material, 20-30 parts of 98% dicamba original drug, 8-12 parts of wetting agent, 35-50 parts of filler, 6-8 parts of synergist and 40-60 parts of water.
2. The dicamba and glyphosate compounded aqueous solution of claim 1, which is characterized in that: the wetting agent comprises one or more of polyoxyethylene alkyl aryl ether, alkylbenzene sulfonate, alkyl naphthalene sulfonate, polyoxyethylene alkyl ether and polyoxyethylene alkyl ether.
3. The dicamba and glyphosate compounded aqueous solution of claim 1, which is characterized in that: the filler comprises one or more of activated clay, bentonite, potassium bicarbonate, sodium bicarbonate and corn starch.
4. The dicamba and glyphosate compounded aqueous solution of claim 1, which is characterized in that: the synergist comprises one or more of alkyl polyglycoside, diethyl aminoethyl hexanoate and new high-fat film.
5. The preparation method of the dicamba and glyphosate compounded aqueous solution agent according to claim 1, characterized in that: adding water into a container, adding 95% of glyphosate potassium salt technical product and 98% of dicamba technical product, uniformly mixing and stirring, and then continuously stirring for 2-3 hours; adding wetting agent, filler and synergist, and stirring for 6-8 hr.
6. The preparation method of the dicamba and glyphosate compounded aqueous solution agent according to claim 5, characterized in that: adding 58 parts of water into a container, adding 120 parts of 95% glyphosate potassium salt raw drug and 24 parts of 98% dicamba raw drug, uniformly mixing and stirring, and continuing stirring for 3 hours; adding 8 parts of alkyl naphthalene sulfonate, 20 parts of corn starch, 20 parts of potassium bicarbonate and 7 parts of alkyl polyglycoside, and continuously stirring for 8 hours.
7. The preparation method of the dicamba and glyphosate compounded aqueous solution agent according to claim 5, characterized in that: adding 50 parts of water into a container, adding 135 parts of 95% glyphosate potassium salt raw drug and 22 parts of 98% dicamba raw drug, uniformly mixing and stirring, and then continuing stirring for 2 hours; adding 10 parts of alkyl naphthalene sulfonate, 15 parts of corn starch, 20 parts of potassium bicarbonate and 6 parts of alkyl polyglycoside, and continuously stirring for 8 hours.
CN201911391753.9A 2019-12-30 2019-12-30 Dicamba and glyphosate compound aqueous solution and preparation method thereof Pending CN111034738A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115175562A (en) * 2020-03-31 2022-10-11 巴斯夫公司 Agrochemical formulations

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CN103319256A (en) * 2013-06-29 2013-09-25 四川省乐山市福华通达农药科技有限公司 Glyphosate-dicamba mixed preparation and preparation method thereof
CN107318883A (en) * 2017-07-14 2017-11-07 安徽嘉联生物科技有限公司 A kind of aqua for including glyphosate Mediben
CN107439585A (en) * 2017-07-14 2017-12-08 安徽嘉联生物科技有限公司 A kind of aqua comprising glyphosate Mediben and preparation method thereof
CN108477153A (en) * 2018-04-12 2018-09-04 南京科翼新材料有限公司 A kind of thickening aids compound aqueous suitable for glyphosate and Mediben

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Publication number Priority date Publication date Assignee Title
CN102480936A (en) * 2009-06-25 2012-05-30 陶氏益农公司 Herbicidal concentrate compositions containing glyphosate and dicamba salts
CN103319256A (en) * 2013-06-29 2013-09-25 四川省乐山市福华通达农药科技有限公司 Glyphosate-dicamba mixed preparation and preparation method thereof
CN107318883A (en) * 2017-07-14 2017-11-07 安徽嘉联生物科技有限公司 A kind of aqua for including glyphosate Mediben
CN107439585A (en) * 2017-07-14 2017-12-08 安徽嘉联生物科技有限公司 A kind of aqua comprising glyphosate Mediben and preparation method thereof
CN108477153A (en) * 2018-04-12 2018-09-04 南京科翼新材料有限公司 A kind of thickening aids compound aqueous suitable for glyphosate and Mediben

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115175562A (en) * 2020-03-31 2022-10-11 巴斯夫公司 Agrochemical formulations

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Application publication date: 20200421