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应用大豆雄性不孕系做母本配制杂交组合,首先应解决雄性不孕系不孕株比例能否满足天然杂交需要,父母本采用什么样的种植方式。 1988年,我们用2个雄性不孕系做母本,黑龙江省育成的135个早、中、晚熟品种(系)和70个来自美国的中晚熟品种(系),配制三个组合([Wayne(msms)×Calland]F_3×黑龙江集团父本、[Calland(msms)×N.K]F_3×黑龙江集团父本和[Calland(msms)×N.K]F_3×美国集团父本)。种植方式均为混种,父母本比例为1:3。1989年,用3个雄性不孕
Application of male infertility system of soybean maternal hybrids preparation, the first should be to solve the proportion of male infertility infertility can meet the needs of natural hybrids, parents adopted what kind of planting. In 1988, we used two male infertility lines as the female parent, 135 early, middle and late-maturing varieties (lines) bred in Heilongjiang Province, and 70 late-maturing varieties (lines) from the United States to prepare three combinations ([Wayne (msms) × Calland] F_3 × Heilongjiang parent, [Calland (msms) × NK] F_3 × Heilongjiang parent and Calland (msms) × NK] F_3 × American parent. Planting methods are mixed, the ratio of parents to 1: 3. In 1989, with 3 male infertility