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采用多次授粉、注射2. 4- D 激素提高成胚率、结实率, 并通过幼胚拯救的方法获得A.magna×A .nuda的F1代杂交种. 再对F1代用A nuda回交2次, 恢复育性, 从而获得可供选择新资源的可育性后代群体材料BC2F2 从大量的可育群体中筛选出蛋白质含量高达24 .4%和24. 61%的高蛋白A. nuda新种质S109和S20.
Using multiple pollination, injection of 2,4-D hormone to improve the embryo rate, seed setting rate, and through embryo rescue obtained A.magna × A.nuda F1 hybrids generation, and then F1 generation A nuda backcross 2 Second, restore fertility, so as to obtain new resources for the selection of fertile progeny population material BC2F2 selected from a large number of fertile population of protein content up to 24.4% and 24.61% of high-protein A. nuda Quality S109 and S20.