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A method for improving mechanized harvesting traits of corn kernels

A corn and grain technology, applied in the agricultural field, can solve the problems of corn harvest yield loss, increase the difficulty of safe storage, increase drying costs, etc., and achieve the effect of improving mechanized harvesting level and field loss rate

Active Publication Date: 2021-07-16
ANHUI AGRICULTURAL UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Grain breakage rate and impurity rate not only cause the loss of harvested corn yield, reduce the grade and sales price of corn, but also increase the drying cost and increase the difficulty of safe storage, which have become important limiting factors for the promotion of corn mechanical harvesting technology in my country
[0005] Field mechanical harvest loss rate includes two parts: grain shattering loss and ear shedding loss. Grain shattering and ear shattering not only cause yield loss, but also affect farmers’ desire to adopt mechanical harvesting technology, which is another important factor restricting the promotion of corn mechanical harvesting technology. factor

Method used

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  • A method for improving mechanized harvesting traits of corn kernels
  • A method for improving mechanized harvesting traits of corn kernels
  • A method for improving mechanized harvesting traits of corn kernels

Examples

Experimental program
Comparison scheme
Effect test

experiment example

[0025] The corn planting density in the test area is 60000 plants / ha, and the row spacing is 60cm. The experiment adopts random block design, the treatment is to spray 10% ethanol solution, and the same amount of water is sprayed as the control. Spray on the 30th day after corn flowering and loose powder, the spraying time is from after 6:00 pm to before dark, the dosage per mu is 30kg, and the whole plant is sprayed when spraying. The area of ​​the community is 667.7m 2 , each treatment repeated three times.

[0026] The 10% ethanol solution is prepared by mixing analytically pure ethanol and distilled water at a volume ratio of 1:9.

[0027] Yield

[0028] After the grains are mature, 400 plants are harvested in each plot, and the grain yield of 400 plants is measured after the grains are air-dried, and then the yield per unit area is converted according to the planting density.

[0029] Grain Quality

[0030] Grain protein content was determined by Kjeldahl method; fat...

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Abstract

The application discloses a method for improving the mechanized harvesting properties of corn grains, including: a method for improving the mechanized harvesting properties of corn grains, comprising: spraying corn planting fields with ethanol solution. The application treats the corn planting fields by spraying 10% ethanol, so that the main indicators such as the grain breakage rate, impurity rate and field loss rate of corn have all been significantly improved, and the specific performances are broken rate, impurity rate, shattering loss rate, and shattering loss rate. Ear loss rate and yield loss rate decreased significantly; at the same time, the yield and quality of maize sprayed with 10% ethanol had no significant difference compared with the control, and no ethanol residue was detected in the grain. Therefore, 10% ethanol can be used as a biochemical reagent to improve and improve the quality of corn mechanical harvesting in corn production, thereby improving the level of mechanized corn harvesting in my country.

Description

technical field [0001] The application belongs to the field of agricultural technology, and in particular relates to a method for improving the mechanized harvesting traits of corn grains. Background technique [0002] Corn is China's largest food crop, but the current low quality of China's corn mechanical harvesting is an important factor hindering the further improvement of my country's corn mechanized harvesting level. [0003] Kernel breakage rate, impurity rate and field loss rate are the main indicators to evaluate the quality of maize mechanical harvesting. [0004] High grain breakage rate and high impurity rate are the main quality problems existing in my country's corn mechanical harvesting. Grain breakage rate and impurity rate not only cause the loss of harvested corn yield, reduce the grade and sales price of corn, but also increase the drying cost and increase the difficulty of safe storage, which have become important limiting factors for the promotion of co...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A01G7/06
CPCA01G7/06
Inventor 王成雨孙功祥宋贺朱英华李晓玉程备久章鑫
Owner ANHUI AGRICULTURAL UNIVERSITY
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