Method for promoting early maturation of cotton

A technology for early maturation and cotton is applied in the field of promoting early maturation of cotton to achieve the effects of reducing the risk of cotton immaturity, improving economic benefits and promoting early cotton maturation.

Active Publication Date: 2022-02-08
XINJIANG ACADEMY OF AGRI & RECLAMATION SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Although there are many people who study cotton early and mid-term early-maturing technology, there are fewer researchers on cotton early-maturing technology after topping. Most cotton farmers only pay attention to water and fertilizer operation and pest control and disease prevention, and are still at a loss for obviously late-maturing cotton.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0025] In northern Xinjiang, after the application of chemicals, the flowering speed of cotton was accelerated, and the bolls and bolls were opened in advance. After artificial topping on July 1, the locomotive was used to spray Kao cotton plastic on July 2, July 12, and July 22 respectively. Formulation, top spray, nozzle height 50 cm, sufficient water. The spraying amount of Kao-promoting cotton plasticizer is 1-1.5g / mu each time.

Embodiment 2

[0027] After the topping was completed on July 11, drones were used to spray Kao cotton plasticizer, potassium dihydrogen phosphate and urea on July 12 and July 22 respectively. The operating height was 2m and the speed was 4-5m / s. Additional additives to increase adhesion. The spraying amount of Kao cotton plasticizer is 1.5-2g / mu each time. The total application rate of potassium dihydrogen phosphate and urea is 150g / mu respectively.

Embodiment 3

[0029] In 2019, a farmer in northern Xinjiang planted cotton at the end of May, and seedlings emerged in early June. The cotton growth period was seriously delayed. Early management was carried out in the early stage. After the manual topping began on July 20, 3 changes were carried out, and the topping ended on August 10. . On August 10, August 20, and August 30, the "Kao Cotton Promoting Plasticizer" was sprayed three times to complete the whole process of cotton early promotion measures. On September 20th, the first pass of defoliation was carried out by drone, and the second pass of defoliation was carried out by drone at the end of September. The harvest was completed in early November, reaching a yield of 400 kg / mu.

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PUM

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Abstract

The invention provides a method for promoting early maturation of cotton, and belongs to the technical field of cotton production, the method comprises the following steps: after cotton topping, applying a flower-promoting king cotton molding agent. According to the method, after cotton topping, the flower- promoting king cotton molding agent is applied, so that the cotton rapidly develops in the later period, blooms in advance, and boll opening in advance of the cotton is promoted. The method mainly aims at solving the problems that due to bad weather (such as early early frost prediction), the growth period of varieties is long, cotton plants are too vigorous, green and late ripening due to water and fertilizer, the growth period is delayed after cotton topping, and cotton cannot normally open bolls. According to the method, the risk that cotton farmers are immature in autumn is reduced, the early maturing of the cotton can be effectively promoted, the boll opening and fertility process is advanced by 3-5 days, the problem of cotton output reduction caused by lagging of the cotton growth period is solved, the method plays an important role in promoting the early maturing of the cotton and smooth boll opening, the economic benefit of cotton farmers in planting the cotton is improved, and the the method is a feasible and practical technology.

Description

technical field [0001] The invention belongs to the technical field of cotton production, and in particular relates to a method for promoting early maturation of cotton. Background technique [0002] Cotton is one of the most important economic crops and a bulk agricultural product in the world. It is the main raw material for the textile industry, and it is also an important edible vegetable oil. It is an important strategic material related to international people's livelihood. [0003] Growth period is a key trait in the selection and breeding of cotton varieties. Cotton varieties with a short growth period have low yield potential, are prone to premature aging, and are not easy to produce high yields; if the growth period is too long, they are easily affected by early frost, and the flowering rate before frost is low. On this basis, the yield, quality, stress resistance, etc. should be considered comprehensively. The cotton varieties currently planted are mainly early-...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01G22/50A01G7/06
CPCA01G22/50A01G7/06Y02P60/21
Inventor 孔新李有忠朱宗财张力赵曾强
Owner XINJIANG ACADEMY OF AGRI & RECLAMATION SCI
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