Bimai 15 was bred from crossing Mianyang 11 (female) with 842-644 (male) by means of pedigree method for 8 years in 1992.
毕麦15是用绵阳11为母本，842- 644为父本，通过有性杂交，经连续8年用系谱法选育，于1992年育成。
'Changjiang No. 3' is a asparagus bean crossed by Zhijiang 28 - 2 and Zhijiaqing variety using pedigree method after 8 - generation selection.
长豇3号是由之豇28-2和指甲青经过有性杂交后，采用系谱法，经8代系统选育而成的。
Pedigree method, backcross method and convergent cross selection are used widely in dwarf maize breeding.
矮生玉米自交系的选育方法主要有系谱法、回交法和聚合选择法。
Pedigree method, backcross method and convergent cross selection are used widely in dwarf maize breeding.
矮生玉米自交系的选育方法主要有系谱法、回交法和聚合选择法。
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