CN106212486A - A kind of Brassica campestris L cracking resistance angle agent and application - Google Patents
A kind of Brassica campestris L cracking resistance angle agent and application Download PDFInfo
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- CN106212486A CN106212486A CN201610614053.1A CN201610614053A CN106212486A CN 106212486 A CN106212486 A CN 106212486A CN 201610614053 A CN201610614053 A CN 201610614053A CN 106212486 A CN106212486 A CN 106212486A
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- Prior art keywords
- cracking resistance
- brassica campestris
- resistance angle
- agent
- butyl ester
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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
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G7/00—Botany in general
- A01G7/06—Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of plants
-
- 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
- A01N39/00—Biocides, pest repellants or attractants, or plant growth regulators containing aryloxy- or arylthio-aliphatic or cycloaliphatic compounds, containing the group or, e.g. phenoxyethylamine, phenylthio-acetonitrile, phenoxyacetone
- A01N39/02—Aryloxy-carboxylic acids; Derivatives thereof
- A01N39/04—Aryloxy-acetic acids; Derivatives thereof
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- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Engineering & Computer Science (AREA)
- Environmental Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Forests & Forestry (AREA)
- Ecology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Zoology (AREA)
- Botany (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of Brassica campestris L cracking resistance angle agent and application.Described Brassica campestris L cracking resistance angle agent is with 2 4D butyl esters and two kinds of materials of diquat dibromide as active component, adds a kind of water dispersible granules compound product that the auxiliary agent allowed on pesticide is configured to.The invention have the advantage that this product can maintain the photosynthesis in plant dehydration, make up the production loss that dehydrate causes, grain osses when reducing results, improves cracking resistance angle property, it is dried volume increase 3 5% than pure chemistry, is effectively improved economic benefit and the productivity effect of Brassica campestris L.This product is easy to use, low cost, high efficiency, is a kind of efficient Brassica campestris L cracking resistance angle agent.
Description
Technical field
The present invention relates to agricultural technology field, be specifically related to a kind of Brassica campestris L cracking resistance angle containing diquat dibromide and 2-4D butyl ester
Agent, it is applicable to Brassica campestris L and reduces grain osses in harvest time, improves cracking resistance angle property.
Background technology
Brassica campestris L is the most important oil crop of China, accounts for China's edible vegetable oil more than 40%.China's Brassica campestris L main producing region master
The Yangtze river basin to be distributed in (accounting for the 85% of the whole nation Brassica campestris L gross area), Huanghuai Area and the Northwest.Development Rape-seed production, to guarantor
Barrier China edible oil supply, safeguard national food safety and meet people's lives needs tool and be of great significance and act on.
But Brassica campestris L is particularly easy to nature when maturation splits angle, generally causes production loss about 10%, reaches as high as
50%, cause high yield not have a good harvest, seed is scattered to underground, produces substantial amounts of volunteer after naturally sprouting, the life made after impact
Long, the most also can reduce the quality of next round Cultivated rapeseed.Results can reduce production loss in advance, but will also result in Semen Brassicae campestris
Chlorophyll content is higher, and oil content declines, and affects the quality of edible oil.The cracking resistance angle performance improving Brassica campestris L dissipates for reducing seed
Fall, particularly development rape production mechanization results, improve production efficiency and have great importance, be conducive to improving Oleum Brassicae campestris simultaneously
Quality.
America and Europe etc. are national at present then takes two sections of harvest methods minimizing fields to split the loss that corner grain causes: the most complete at Brassica campestris L
Brassica campestris L is cut down by ripe front machinery, in field dry in the sun, uses united reaper harvest-seed extraction the most again.Decrease field although it is so
Between grain osses, but also exist Brassica campestris L grouting not exclusively, the problem that is not reaching to maximum output and oil content.Two sections of receipts simultaneously
Obtain with disposable results are compared, add a field operation, add production cost.
In addition to improving harvesting method, external it has been reported that spray SPODNAM chemical reagent before Brassica campestris L gathers in, angle fruit
Surface forms thin film, field can be greatly lowered and split angle grain osses (Szot B, Tys are J.1991).But the method is because changing
Learn reagent and be unfavorable for the evaporation of angle fruit later stage moisture at the thin film that fruit surface, angle is formed so that harvested Brassica campestris L moisture content of kernels
Higher, it is unfavorable for transport and storage and environment is had pollution.
Based on this, the present invention proposes a kind of Brassica campestris L cracking resistance angle agent for harvest time to improve the cracking resistance angle property of Brassica campestris L, subtracts
The loss caused because of angle fruit cracking shattering during few rape harvest.
2-4D butyl ester (chemical name: 2,4-dichlorophenoxyacetic acid n-butyl), is a kind of phenoxy acetic acid parahormone type
Selective herbicide, has stronger Uptake and translocation.After liquid medicine jet is applied to weeds stem and leaf surface, through horny layer and Cytoplasm
Film, is finally transmitted to plant each several part.The dicotyledonous crops such as Brassica campestris L, Helianthi is the most sensitive to it.Drug effect is high, in very low concentrations
Under (＜ 0.01%) plant normal growth can be suppressed to grow, deformity occurs, until dead.
Diquat dibromide (chemical name: 1,1' ethylidene 2,2' bipyridyl dibromo salt) is that one is non-selective tags
Type herbicide, slightly conductivity.Its mechanism is the electron transmission of inhibited photosynthesis after medicament is absorbed by green plants, also original state
The Bipyridine compound of state is under photoinduction, the most oxidized in the presence of aerobic, forms active hydrogen peroxide, this material
Accumulation makes plant cell membrane destroy, and chlorophyll degradation is withered and yellow by medicine position.Abroad for Brassica campestris L chemical seasoning, extensively made
With.In China as Oryza sativa L., the chemical drier of Rhizoma Solani tuber osi, and obtain agriculture chemical registration, but it is the shortest to use the phase for Brassica campestris L, uses
Concentration is higher.
2-4D butyl ester is different from the mechanism of action of two kinds of medicaments of diquat dibromide, and the present inventor answers 2-4D butyl ester and diquat dibromide
Combo is closed through a large amount of desk research and field experiment, has good potentiation within the specific limits, can keep ideal
Moisture content of kernels while, significantly improve the cracking resistance angle property of field siliqua of oilseed rape, effectively reduce Brassica campestris L grain osses, thus carry
Go out the present invention.
Summary of the invention
It is an object of the invention to be particularly easy to cracking for cabbage type rape ripe hour angle fruit, cause suitable mechanical to be gathered in the crops
The problems such as the activity duration is short, and during mechanical harvest, Brassica campestris L grain osses rate is high, yield reduction, it is desirable to provide a kind of with 2-4D butyl ester and
Diquat dibromide is the Brassica campestris L cracking resistance angle agent of active component.
Another object of the present invention is to provide the preparation method of a kind of Brassica campestris L cracking resistance angle agent, preparation method is easy, behaviour
Making simplicity, cost is relatively low.
Further object of the present invention there is provided a kind of Brassica campestris L cracking resistance angle agent in the interim application of rape harvest, for Brassica campestris L
Harvest time, the cracking resistance angle property of field siliqua of oilseed rape can be significantly improved, effectively reduces while keeping preferable moisture content of kernels
Brassica campestris L grain osses.
To achieve these goals, the present invention uses techniques below measure:
A kind of Brassica campestris L cracking resistance angle agent, the weight ratio of its active component 2-4D butyl ester and diquat dibromide is 1:10-300.
A kind of Brassica campestris L cracking resistance angle agent, the weight ratio of its active component 2-4D butyl ester and diquat dibromide is 1:20-200.
A kind of Brassica campestris L cracking resistance angle agent, the weight ratio of its active component 2-4D butyl ester and diquat dibromide is 1:50-100.
Described active component 2-4D butyl ester and diquat dibromide total weight percentage in described Brassica campestris L cracking resistance angle agent is 5%
～80%.
The preparation method of a kind of Brassica campestris L cracking resistance angle agent, the steps include:
With 2-4D butyl ester and diquat dibromide as active component, add the auxiliary agent allowed on pesticide and be configured to water dispersible granules.
The auxiliary agent allowed on pesticide includes dispersant, wetting agent, carrier and filler etc..
Dispersant can be selected from lignosulfonates, alkylnaphthalene sulfonate, alkylphenol polyoxyethylene and detergent alkylate
A kind of or the arbitrarily mixing (multiple) of two to four kinds in sodium sulfonate.
Wetting agent can be selected from sodium lauryl sulphate, Teepol, fatty alcohol-polyoxyethylene ether and alkyl sulfonic acid
A kind of or the arbitrarily mixing (multiple) of two to four kinds in salt.
Carrier can be selected from the one or two to six of bentonite, carbamide, sucrose, kieselguhr, ammonium sulfate and potassium dihydrogen phosphate
The arbitrarily mixing (multiple) planted.
Filler one in Kaolin, kieselguhr, bentonite, attapulgite, white carbon, starch and precipitated calcium carbonate
Or the arbitrarily mixing (multiple) of two to six kinds.
Described dosage form is 20% water dispersible granules.
Above-mentioned substance is all to well known to a person skilled in the art material, can be commercially available.
Present invention is mainly used for the cracking resistance angle property of rape harvest phase raising angle fruit, reduce grain osses.
A kind of Brassica campestris L cracking resistance angle agent, in rape harvest interim raising cracking resistance angle performance, reduces the application in grain osses, its
Step is:
A, according to the actual growing state of Brassica campestris L and weather conditions, utilize this product to spray when Brassica campestris L is medium well, 5-7
Can obtain after it preferable dehydrate and preferably angle fruit crack resistance effect.
B, for material, the cracking resistance angle agent of the present invention is carried out field test with H305, to verify its effect.Concrete outcome is shown in
Table 2.The points for attention of the present invention: spray when preferably selecting cloudy or fine day afternoon without dew, spray when avoiding high temperature at noon, 3-6 after spray
Hour meet rain without filling spray.
The present invention compared with prior art, has the following advantages and effect:
(1) mechanism of action of two kinds of medicaments of 2-4D butyl ester and diquat dibromide is different, and compositions shows in certain ratio range
Go out fabulous potentiation, the photosynthesis in plant dehydration can be maintained, make up the production loss that dehydrate causes, fall
Grain osses during low results, improves cracking resistance angle property, increases production 3-5% than pure chemistry dehydrate, is effectively improved the economy of Brassica campestris L
Benefit and productivity effect.
(2) compositions adds 2-4D butyl ester, make highly toxic diquat dibromide consumption decline, cost and residual relative drop；
And the field adding about 5-7 days is decomposed the phase, and residual reduces further, and safety is higher.
Detailed description of the invention
The present invention is illustrated below in conjunction with embodiment.In embodiment, percentage ratio is all weight percentage, field efficacy
Treatment dosage is effective ingredient consumption.
Embodiment 1-3:20%2-4D butyl ester and the preparation of diquat dibromide water dispersible granules
Under room temperature (4～28 DEG C), by the formula proportion in table 1, active component 2-4D butyl ester and diquat dibromide are added carrier
In, and add wetting agent, dispersant, filler etc. wherein, mixing, the water added after comminution by gas stream, then through kneading, pelletize,
Be dried, screening prepares water dispersible granules product.
Table 1 embodiment 1-3 percentage by weight
| Embodiment and raw material | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| 2-4D butyl ester | 1.8 | 0.4 | 0.1 |
| Diquat dibromide | 18.2 | 19.6 | 19.9 |
| Dodecylbenzene sodium sulfonate | 4 | 4 | 4 |
| Alkylphenol polyoxyethylene | 5 | 5 | 5 |
| Kieselguhr | 1 | 1 | 1 |
| Water | Surplus | Surplus | Surplus |
| Amount to | 100 | 100 | 100 |
Embodiment 4: field experiment
Test site: Brassica campestris L proving ground, Huangmei County, Huanggang City, Hubei Province
Test material: H305
Test medicine: the 20%2-4D butyl ester of embodiment 2 correspondence and diquat dibromide aqueous suspension agent, 20% diquat dibromide water preparation, clear
Water.
EXPERIMENTAL DESIGN: random district group, 3 repetitions, each repetition area 666.67m2(1 mu), uses knapsack sprayer
Carry out stem and leaf in the Brassica campestris L stage of yellow ripeness (during the fruit seed annesl of angle, main inflorescence middle and upper part) and spray process；It is watered the vaporific spray of 30kg by every mu
Execute.
Method of testing: measure cracking resistance angle index, the angle fruit index such as water content, yield in the period of maturation.
A. assessment of indices method in cracking resistance angle is: (spends latter 45 days eventually) when siliqua of oilseed rape full maturity, takes length in each community
Plant 10 strain that gesture is consistent, cuts main inflorescence angle fruit, after air-drying 30 days, uses random collision method to measure under the conditions of Indoor Natural
Cracking resistance angle index；
B. angle fruit moisture determination method is: use loss on drying to measure.After spray medicine, every day gathers each angle processed
Really 100, indoor electronic balance measures its angle fruit and seed fresh weight, and then 80 DEG C of baking ovens dry to constant weight.Angle fruit water content
(%)=(pod fresh weight-angle dried fruits weight)/pod fresh weight × 100, moisture content of kernels (%)=(seed fresh weight-seed dry weight)/
Seed fresh weight × 100；
C. determination of yield: by every community actual cut, measures cell production.
Result of the test:
(1) comparison: during natural maturity, plant angle fruit water content is 60.46%, and cracking resistance angle index is 0.56, and yield is:
161 kgs/acre；
(2) spraying 20% diquat dibromide water preparation: after 6 days, plant rapid dehydration, withered, angle fruit water content is dropped rapidly to
7.80%, cracking resistance angle index is 0.50, and yield is: 162.9 kgs/acre, increases production 1.2% than natural maturity；
(3) 20%2-4D butyl ester and the diquat dibromide water dispersible granules of embodiment 2 correspondence are sprayed: after 6 days, under the fruit water content of angle
Being down to 8.10%, cracking resistance angle index is 0.85, and yield is: 143.5 kgs/acre, be dried volume increase 4.3% than pure chemistry, and ratio is certainly
The most ripe volume increase 5.5%.
The above results illustrates, the 5-7 days in advance time of Brassica campestris L cracking resistance angle agent that the present invention provides sprays use, can maintain plant
Photosynthesis in dehydration, makes up the production loss that dehydrate causes, and can keep the same of preferable moisture content of kernels
Time, significantly improve the cracking resistance angle property of field siliqua of oilseed rape, effectively reduce Brassica campestris L grain osses.And add about 5-7 days
Field is decomposed the phase, and residual reduces further, and safety is higher.
Table 2 field experiment result
In sum, a kind of Brassica campestris L cracking resistance angle agent that the present invention provides, it was sprayed equably in before rape harvest 5-7 days
On rapeseed plants, there is obvious dehydrate effect and preferable cracking resistance angle property, and field grain osses can be reduced, comprehensively
Detraction volume increase reaches more than 5%.
The above is the better embodiment of the present invention.It is not limited to the present invention, all institutes under thinking of the present invention
The various changes and modifications made, should be included in protection scope of the present invention.
Claims (7)
1. a Brassica campestris L cracking resistance angle agent, it is characterised in that the weight ratio of 2-4D butyl ester and diquat dibromide is 1:10-300.
A kind of Brassica campestris L cracking resistance angle agent the most according to claim 1, it is characterised in that described 2-4D butyl ester and diquat dibromide
Weight ratio is 1:20-200.
A kind of Brassica campestris L cracking resistance angle agent the most according to claim 1, it is characterised in that described 2-4D butyl ester and diquat dibromide
Weight ratio is 1:50-100.
A kind of Brassica campestris L cracking resistance angle agent the most according to claim 1, it is characterised in that described 2-4D butyl ester and diquat dibromide exist
In described Brassica campestris L cracking resistance angle agent, total weight percentage is 5%～80%.
5. the preparation method of a kind of Brassica campestris L cracking resistance angle agent described in claim 1, its method is: with 2-4D butyl ester and diquat dibromide be
Active component, adds the auxiliary agent allowed on pesticide and is configured to water dispersible granules.
6. the application in the performance of rape harvest interim raising cracking resistance angle of a kind of Brassica campestris L cracking resistance angle agent described in claim 1.
7. the application in rape harvest interim reduction grain osses of a kind of Brassica campestris L cracking resistance angle agent described in claim 1.
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|---|---|---|---|
| CN201610614053.1A CN106212486A (en) | 2016-07-29 | 2016-07-29 | A kind of Brassica campestris L cracking resistance angle agent and application |
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| CN201610614053.1A CN106212486A (en) | 2016-07-29 | 2016-07-29 | A kind of Brassica campestris L cracking resistance angle agent and application |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114680125A (en) * | 2022-04-01 | 2022-07-01 | 兰州大学 | Pod cracking resistant agent aiming at pod cracking characteristics of leguminous plants |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2073590A (en) * | 1980-04-14 | 1981-10-21 | Ici Ltd | Harvesting pretreatment |
| CN102905511A (en) * | 2010-05-25 | 2013-01-30 | 蓝宝迪有限公司 | Pod sealing method |
| CN104604556A (en) * | 2015-01-22 | 2015-05-13 | 华中农业大学 | Method for improving pod shatter resistance of silique during mature period of cabbage type rape variety and application thereof |
| EP3000315A1 (en) * | 2014-09-26 | 2016-03-30 | Brandon Products Limited | Composition for inhibition of pod shatter |
-
2016
- 2016-07-29 CN CN201610614053.1A patent/CN106212486A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2073590A (en) * | 1980-04-14 | 1981-10-21 | Ici Ltd | Harvesting pretreatment |
| CN102905511A (en) * | 2010-05-25 | 2013-01-30 | 蓝宝迪有限公司 | Pod sealing method |
| EP3000315A1 (en) * | 2014-09-26 | 2016-03-30 | Brandon Products Limited | Composition for inhibition of pod shatter |
| CN104604556A (en) * | 2015-01-22 | 2015-05-13 | 华中农业大学 | Method for improving pod shatter resistance of silique during mature period of cabbage type rape variety and application thereof |
Non-Patent Citations (1)
| Title |
|---|
| 文雁成等: "油菜抗裂角研究进展", 《植物遗传资源学报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114680125A (en) * | 2022-04-01 | 2022-07-01 | 兰州大学 | Pod cracking resistant agent aiming at pod cracking characteristics of leguminous plants |
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Application publication date: 20161214 |