A kind of breeding method of high temperature resistant cotton
A technology of high temperature resistance and cotton, which is applied in horticultural methods, cotton cultivation, botanical equipment and methods, etc., can solve the problems of being easily affected by environmental temperature changes and other conditions, fuzzy judgment standards, and difficult control of processing, etc., to achieve effective Conducive to target-directed variation, saving time, and reducing the cost of creation and cultivation
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[0037] Breeding of Jingmian 32920 Line and Jingkang 37-2012 Line
[0038] (1) Basic materials and preliminary screening
[0039] In 1999, they were imported from the national germplasm bank of Zhongmian Institute 12, Zhongmian Institute 35, Zhongmian Institute 23, Simian 4, Emian 10, Emian 6, Emian 8, Luyanmian 25, and Kemian 25. Mian 4, Xiangmian 03 series, Sumian 12, Xinhai 211, 86-1, Yumian 35, 9511 selected from materials retained by Jingzhou Academy of Agricultural Sciences (high temperature resistant potential materials or varieties retained in the unit) , 9526, 9835, 9836, 9967, 02118, 02005, 02009, JD02, JD05, JD07, Jing 3260, Jing 3710, Jing 4215, Jinghai 9703 and other basic materials were sown in Jingzhou Academy of Agricultural Sciences on May 5 Artificial greenhouse, carry out sub-high temperature environment training, plant 6 rows of each material, planting density at 2200 plants / mu; when 50% of the plants bloom on the 4th fruiting branch (July 16), start to con...
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