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1997～ 2 0 0 0年用铃体积和铃重表示棉铃大小 ,研究其对棉铃主要性状的影响 ,认为 :铃重大的类型铃体积为中等偏大、子指重、衣分较高、绒长和开裂壳径表现一般、开裂角度小、铃壳较簿。铃体积大的类型铃重大、纤维长、子指重、衣分中等偏低、开裂壳径大、开裂角度中等偏小、铃壳较厚。比较理想的棉铃体积为 40～ 50cm3、铃重为 6g以上
From 1997 to 2000, the boll size was expressed by boll volume and boll weight, and the main boll boll size was studied. The results showed that boll weight was moderately large, And cracked shell performance in general, cracking angle is small, the bell shell more books. Bell large volume type large bell, fiber length, sub-finger weight, clothing points moderate low cracking shell diameter, medium cracking angle, bell shell thicker. The ideal cotton boll volume of 40 ~ 50cm3, boll weight 6g or more