CN105284878A - Cotton defoliation ripening agent - Google Patents
Cotton defoliation ripening agent Download PDFInfo
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- CN105284878A CN105284878A CN201510915804.9A CN201510915804A CN105284878A CN 105284878 A CN105284878 A CN 105284878A CN 201510915804 A CN201510915804 A CN 201510915804A CN 105284878 A CN105284878 A CN 105284878A
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Abstract
The invention provides a cotton defoliation ripening agent. The cotton defoliation ripening agent is characterized by being prepared by mixing the following raw materials (the dosage per Mu): 50ml of 20% paraquat, 200ml of 30% glyphosate, 50g of washing powder, 180ml of 40% ethephon and 16kg of clean water. Through use of the cotton defoliation ripening agent provided by the invention, the early ripening of cotton bolls can be promoted and the pre-frost yield rate of cotton and the lint cotton yield are improved; the content of impurities is effectively reduced and cotton fiber products are improved; unfavorable-delayed senescence can be controlled, and land contradiction of relative crops and planted cotton can also be solved so that a land is sufficiently utilized, and the land replanting index is improved; the labor intensity is alleviated and the manual cost is reduced; the time and labor are saved and the synergistic effect is realized; and the consumption of land nutrients is reduced and organic matters of the soil can also be increased.
Description
Technical field
The present invention relates to crops farming measures, especially a kind of cotton defoliation ripening agent.
Technical background
Along with agricultural mechanization is growing, cotton machine adopts the continuous expansion of area, and defoliation ripening agent is more and more extensive in cotton field application.It is mechanical cotton picking important step that Chemical defoliation accelerates the ripening, and it not only impels cotton boll premature ripening, spends rate and lint yield, and effectively reduces impurity content, improve cotton fiber product before improving cotton frost; Not only can control remaining green when it is due to become yellow and ripe late-maturing, respective crop can also be solved and plant cotton and strive ground contradiction, soil can be allowed to make full use of, improve soil cropping index; Not only reduce cost of labor, and increase production and improve productivity.Existing market is a feast for the eyes for cotton defoliation ripening technical products, quantity is various, but neither one can the disleave product of multi-efficiency that can accelerate the ripening again, such as Thidiazuron defoliation effect is fine, ethrel accelerates the ripening more satisfactory, if although they used in combinationly can be accelerated the ripening again effect in disleave, but spray about 20 days cotton plants bud of going to live in the household of one's in-laws on getting married to arise at the historic moment, cotton stalk is come back to life, and causes the consumption of soil nutrient unnecessary (again).
Summary of the invention
Object of the present invention is just to provide one can impel cotton boll premature ripening, controls remaining green when it is due to become yellow and ripe late-maturing, spends the cotton defoliation ripening agent of rate, lint yield and soil cropping index before improving cotton frost.
Cotton defoliation ripening agent of the present invention, becomes (every mu of consumption) by following mixed raw material: 20% paraquat 50 milliliters, 30% glyphosate 200 milliliters, 50 grams, washing powder, 40% ethrel 180 milliliters, 16 kilograms, clear water.
Using method: spray position, is evenly sprayed on cotton leaf, cane; Spray the time, optimal period is annual by the end of September to early October.
After cotton sprays defoliation ripening agent of the present invention, start dehydration variable color through 6 hours blades, cotton leaf withering, sagging after 24 hours, after 2 days, cotton leaf dries up gradually, after 3 days, petiole base has absciss layer and starts to come off, the variable color of cotton boll loss of gloss, and after 20 days, plant thoroughly dries up.
Cotton defoliation ripening agent of the present invention, can not only impel cotton boll premature ripening, spends rate and lint yield, and effectively reduces impurity content, improve cotton fiber product before improving cotton frost; Not only can control remaining green when it is due to become yellow and ripe late-maturing, respective crop can also be solved and plant cotton and strive ground contradiction, allow soil make full use of, improve soil cropping index; Not only reduce labor intensity reduction cost of labor, and saving of work and time synergy again; While minimizing soil nutrient consumption, the soil organic matter can also be increased.
Embodiment
Describe the present invention below by specific embodiment.
Within 2013, collect 8 kinds of defoliation ripening medicines, design 56 process, mid-September respectively, late September, early October, four time periods of mid-October spray, explore optimum formula, optium concentration, the best sprays the phase, experiment results proved: mu with 16 kilograms, 20% paraquat, 50 milliliter of+30% glyphosate, 180 milliliters+washing powder, 50 gram of+40% ethrel, 180 milliliters+clear water and 16 kilograms, 50% Thidiazuron, 40 gram of+40% ethrel, 200 milliliters+clear water and 20% paraquat, 150 milliliter of+40% ethrel, 180 milliliters+clear water, 16 kilogram of three group of formula better, in late September, early October sprays more satisfactory.Because defoliation ripening effect is vulnerable to the impact of the factor such as weather conditions and pesticide application technology, in order to further in-depth, 2014-2015 tests and compares for continuous 2 years again.
1. experimental scheme and method
1.1 test materials: 50% Thidiazuron wetting powder (the moderately well-off agricultural chemicals Co., Ltd in Anyang), 40% ethephon agent (the moderately well-off agricultural chemicals in Anyang is limited), 20% paraquat aqua (Hebei Guomei chemical industry is limited), 30% gyphosate solution (Jie Ma pharmaceutical worker limited company), washing powder (Dongguan City, Guangdong Province fiber crops Yong Zijieling articles for washing factory), clear water (autochthonous stream ponding), cotton early No. 2 (Jiangxi Cotton Research Institute) in cotton variety-Jiangxi.
1.2 experimental scheme: test region is located at Jiangxi Cotton Research Institute's scientific research No. 2 bases, planting density 2350 plants/acre, if 6 process.16 kgs/acre, A:50% Thidiazuron 40 gram of+40% ethrel 200 milliliters+clear water, 16 kgs/acre, B:20% paraquat 50 milliliter of+30% glyphosate 180 milliliters+washing powder 50 gram of+40% ethrel 180 milliliters+clear water, 16 kgs/acre, C:50% Thidiazuron 40 grams+clear water, 16 kgs/acre, D:40% ethrel 200 milliliters+clear water, 16 kgs/acre, E:20% paraquat 150 milliliter of+40% ethrel 180 milliliters+clear water, F: 16 kgs/acre, clear water (contrast).Repeat for 3 times, plot area 0.05 mu, at early October even foliar spray, mouth flower (blow-of-cottons cotton) will be laughed on the spray medicine same day or next day and pick up only.
1.3 investigation methods: every community is fixed 10 strains and to be investigated object, pick up before spray medicine and measured plant height the same day after only spending, number blade, Cheng Ling, blow-of-cottons, investigated the numbers of blade and blow-of-cottons number every 5 days in 30 days after spray medicine, within the 30th day, measures plant height, number superfluous bud, plant lethality.Little differentiation is received meter and is produced.
Disleave rate (%)=(spray medicine front vane number-spray medicine " Invest, Then Investigate " day the number of blade)/spray medicine front vane number] × 100;
Blow-of-cottons rate (%)=(blow-of-cottons number/total bell number) × 100;
Single boll weight: the hundred bell flower mean values that points for investigation is picked up are fixed in spray medicine 25 Tian Houge community;
Ginning outturn (%): (hundred bell flower gined cotton/hundred bell flower unginned cotton) × 100;
Flower rate before frost: received before November 10 then and spend amount/total flower of receiving to measure (cut-off November 20)] × 100.
2. test results and analysis
B process (cotton defoliation ripening agent of the present invention) defoliation yield contrasts than F(), A process increases by 65.3% respectively, 1.0%(refers to table 1); Blow-of-cottons rate than contrast raising 25.62%, with A close to (referring to table 2); Before frost, flower rate improves 18.5% respectively than contrast, A, 0.9%(refers to table 3).Cotton uses cotton defoliation ripening agent of the present invention not only not superfluous bud, and plant gradually withered dead (referring to table 4).
3. brief summary and discussion
Illustrated by experiment and demonstration: cotton sprays cotton defoliation ripening agent of the present invention and not only impels cotton boll premature ripening, spend rate and lint yield before improving cotton frost, and effectively reduce impurity content, improve cotton fiber product; Not only can control remaining green when it is due to become yellow and ripe late-maturing, respective crop can also be solved and plant cotton and strive ground contradiction, soil can be allowed to make full use of, improve soil cropping index; Not only lighten one's labor strong---reduce cost of labor, and saving of work and time synergy again; Especially not only reduce soil nutrient consumption, can also the soil organic matter be increased.
Table 1. respectively processes the impact on cotton fallen leaves
Note: spray in October 9 medicine, spray in October 11 medicine in 2015 in 2014.
Table 2. respectively processes the impact on cotton boll blowing rate
Note: spray in October 9 medicine, spray in October 11 medicine in 2015 in 2014.
Table 3. respectively processes the impact on flower rate before Single boll weight, ginning outturn and frost
Note: spray in October 9 medicine, spray in October 11 medicine in 2015 in 2014.
Table 4. respectively processes the impact on plant height, newborn superfluous bud plant lethality
Note: spray in October 9 medicine, spray in October 11 medicine in 2015 in 2014.
Claims (1)
1. a cotton defoliation ripening agent, is characterized in that: it is become (every mu of consumption) by following mixed raw material, 20% paraquat 50 milliliters, 30% glyphosate 200 milliliters, 50 grams, washing powder, 40% ethrel 180 milliliters, 16 kilograms, clear water.
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CN201510915804.9A CN105284878A (en) | 2015-12-14 | 2015-12-14 | Cotton defoliation ripening agent |
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CN201510915804.9A CN105284878A (en) | 2015-12-14 | 2015-12-14 | Cotton defoliation ripening agent |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110268926A (en) * | 2018-03-13 | 2019-09-24 | 河南农业大学 | Improve the summer corn implantation methods that mechanical grain receives quality |
CN115226588A (en) * | 2022-06-24 | 2022-10-25 | 河北省农林科学院棉花研究所(河北省农林科学院特种经济作物研究所) | Cotton early ripening and rotten boll prevention method |
Citations (3)
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CN1233397A (en) * | 1999-04-03 | 1999-11-03 | 江阴市农药二厂有限公司 | Aqueous agent of ethephon and paraquat |
CN101243800A (en) * | 2007-12-12 | 2008-08-20 | 王绪征 | Cotton defoliation ripening multicomponent preparations and preparation thereof |
CN105028474A (en) * | 2015-08-05 | 2015-11-11 | 丁德凤 | Maturation acceleration pesticide |
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2015
- 2015-12-14 CN CN201510915804.9A patent/CN105284878A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1233397A (en) * | 1999-04-03 | 1999-11-03 | 江阴市农药二厂有限公司 | Aqueous agent of ethephon and paraquat |
CN101243800A (en) * | 2007-12-12 | 2008-08-20 | 王绪征 | Cotton defoliation ripening multicomponent preparations and preparation thereof |
CN105028474A (en) * | 2015-08-05 | 2015-11-11 | 丁德凤 | Maturation acceleration pesticide |
Non-Patent Citations (1)
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110268926A (en) * | 2018-03-13 | 2019-09-24 | 河南农业大学 | Improve the summer corn implantation methods that mechanical grain receives quality |
CN115226588A (en) * | 2022-06-24 | 2022-10-25 | 河北省农林科学院棉花研究所(河北省农林科学院特种经济作物研究所) | Cotton early ripening and rotten boll prevention method |
CN115226588B (en) * | 2022-06-24 | 2024-02-23 | 河北省农林科学院棉花研究所(河北省农林科学院特种经济作物研究所) | Method for preventing cotton from rotting by early ripening |
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