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1·With 6 different genetic background and high pure upland cotton lines as female parents, the variation of allogamous affinity and main traits of hybrid boll were analyzed under assisted pollination.

研究了人工授粉条件下6个遗传背景差异较大、纯合度高的陆地棉亲本的异交亲合力及杂交铃主要性状差异。