【摘 要】
：
怎样作好夏棉的选种留种,是发展夏棉生产急需解决的一个问题。针对当前麦垄点种夏棉伏桃少秋桃多和种子成熟度差的状况,1989年11月在麦垄点种夏棉田间,采集了不同果枝同一果
【机 构】
：
河南省封丘县棉办,河南省封丘县棉办,河南省封丘县棉办,河南省封丘县棉办
论文部分内容阅读
怎样作好夏棉的选种留种,是发展夏棉生产急需解决的一个问题。针对当前麦垄点种夏棉伏桃少秋桃多和种子成熟度差的状况,1989年11月在麦垄点种夏棉田间,采集了不同果枝同一果位(1、2、3)上的棉铃各20个,进行室内考种,结果是:1、2、3果位上的平均铃重分别为5.67克、
How to make summer cotton seed selection, is the development of summer cotton production an urgent need to solve a problem. In view of the current situation of some kinds of summer wheat and wheat with less autumn peach and less maturity, in November 1989, when some kinds of wheat and ridge were planted in summer cotton field, the same fruit (1, 2, 3) Of the 20 cotton bolls, indoor test species, the result is: 1, 2, 3 fruit position on the average boll weight were 5.67 grams,
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