Method of selecting and breeding new soybean variety by using space technology
A technology of aerospace technology and new varieties, applied in the field of breeding and breeding new soybean varieties using aerospace technology, can solve the problems of separation of hybrid offspring traits, slow breeding process, narrow variation range, etc., to achieve tall plants, tenacious vitality, and disease resistance strong effect
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[0017] 1) The pure soybeans with plump grains, smooth seed coats and obvious hilums will be planted in greenhouses after 18 days in space. The soybeans include the soybean species planted by Zhonghuang No. No. 4 soybean seeds planted through the 4th generation, Zhonghuang No. 4 soybean seeds planted through the 6th generation and Zhonghuang No. 4 each 15g; the aqueous solution with a concentration of 6% was prepared with analytically pure sodium chloride, and the soybeans returned from spaceflight were tested. Disinfection, the mass ratio of soybeans and sodium chloride aqueous solution returned by Aerospace is 15:500, soak for three minutes, wash the sterilized seeds with clean water, then wash with distilled water, dry, and return the dried seeds to Aerospace Soybeans are seed-dressed with rhizobia, and the mass ratio of soybeans and rhizobia is 100:0.4; the rhizobia comes from the China Microorganism Culture Collection and Management Center, and the preservation number is CI...
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