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Huang-Huai-Hai wheat strong group cultivation method based on tillering characteristics

A cultivation method and wheat technology are applied in the field of cultivation of Huanghuaihai wheat robust group cultivation based on tiller characteristics, which can solve the problems of unfavorable single plant robust group cultivation, lack of operation standards and evaluation indicators, competition for nutrients, etc., and achieve farmers' specialized skills The effect of improving, optimizing traits and yield composition, improving comparative efficiency

Active Publication Date: 2018-12-28
CROP RES INST SHANDONG ACAD OF AGRI SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Excessive sowing density results in too many wheat seedlings per unit area, competing for nutrients and water, which is not conducive to the cultivation of a single robust group. Insufficient sowing amount leads to too few basic seedlings, which cannot achieve full coverage of the ground surface. Light leakage in the late stage of the wheat field group is not conducive to photosynthetic products. accumulation and formation
[0005] From the point of view of the technology of regulating seeding rate to cultivate robust wheat populations, traditional wheat production technologies mostly rely on production experience, lacking unified operating standards and evaluation indicators

Method used

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  • Huang-Huai-Hai wheat strong group cultivation method based on tillering characteristics
  • Huang-Huai-Hai wheat strong group cultivation method based on tillering characteristics
  • Huang-Huai-Hai wheat strong group cultivation method based on tillering characteristics

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Embodiment example 1

[0021] In 2016 / 2017, it was implemented in the experimental field of the Crop Research Institute of Shandong Academy of Agricultural Sciences. The soil of this plot is clay loam, and the soil bulk density is 1.36g / m2. 3 , with irrigation conditions, the wheat variety tested is Jimai 229 (bred by the Crop Research Institute of Shandong Academy of Agricultural Sciences), the average wheat yield in the past three years is 586.5 kg / mu, and the target yield is assumed to be 600 kg / mu at this time. , according to Table 1, the standards for healthy groups of irrigated wheat at different yield levels in the Huanghuaihai wheat area, the required basic seedlings are 200,000 / mu, the required nitrogen base fertilizer is 18 kg / mu, the required potassium fertilizer base fertilizer is 7 kg / mu, The required phosphate fertilizer base fertilizer is 6 kg / mu. Before sowing the wheat, use a 1LFT-450 inversion plough to plough the soil to a depth of 30 cm, and then use a medium-sized variable speed...

Embodiment 2

[0028] In 2016 / 2017, it was implemented in the experimental field of Dezhou Academy of Agricultural Sciences. The soil of this plot is sandy loam, and the soil bulk density is 1.16g / m2. 3 , with irrigation conditions, the wheat variety tested is Jimai 22 (bred by the Crop Research Institute of Shandong Academy of Agricultural Sciences), the average wheat yield in the past three years is 521.7 kg / mu, and the target yield is assumed to be 550 kg / mu at this time. , according to Table 1, the standards for healthy groups of wheat in irrigated land with different yield levels in the Huanghuanghuaihai wheat area, the required basic seedlings are 230,000 / mu, the required nitrogen base fertilizer is 12 kg / mu, and the required potassium fertilizer base fertilizer is 6 kg / mu. , The required phosphate fertilizer base fertilizer is 3 kg / mu. Before sowing the wheat, use a 1LFT-450 inversion plough to plough the soil to a depth of 30 cm, and then use a medium-sized variable speed (ZXBS) rota...

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Abstract

The invention belongs to the technical field of strong group culture in the production process of wheat, and relates to a method for culturing a wheat strong group by adjusting sowing rate and controlling sowing depth, selection of base fertilizer varieties and irrigation before winter according to tillering characteristics, in particular to a strong group cultivation method based on the tilleringcharacteristics. According to the method, the sowing rate and base fertilizer dosage affecting the wheat tillering characteristics are selected and controlled on the basis of farmland wheat production potential to obtain the sowing rate and the base fertilizer dosage of wheat with different target yields in a Huang-Huai-Hai wheat area within a suitable sowing period, the sowing depth and suitableirrigation before winter are adjusted, water and fertilizers are released according to requirements and time, and wheat agriculture management and wheat growth and development are coordinated and unified.

Description

technical field [0001] The invention belongs to the technical field of cultivating robust populations in the production process of wheat, in particular to a method for cultivating simple-packed populations of wheat by utilizing the tillering characteristics of wheat by regulating the sowing amount, controlling the sowing depth, selection of basal fertilizer varieties and irrigation before winter, specifically based on the The cultivation method of Huanghuaihai wheat robust colony cultivation with tillering characteristics. Background technique [0002] Wheat is one of the three major food crops in my country, and it is the main ration for the people in northern my country. Continuously increasing the yield of wheat is an important way to ensure the security of basic food rations for our people. There are many factors that affect the performance of wheat yield, including light, precipitation, CO 2 A number of non-human controllable factors such as concentration and temperatu...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01G22/20
CPCA01G22/20
Inventor 李升东王宗帅李华伟王丹冯波王法宏司纪升张宾孔令安王旭清刘开昌
Owner CROP RES INST SHANDONG ACAD OF AGRI SCI