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新陆早7号棉花已大面积推广，为更好地掌握其棉铃生长特性和影响铃重的因素，进行了研究。结果是新陆早7号幼铃生长发育快，棉铃体积膨大快，幼铃体内含水量高。四因素对铃重的影响顺序是：日平均气温＞果枝台位＞开花期＞开花距浇水期的天数。
Xinluzao 7 cotton has been widely popularized, in order to better grasp the growth characteristics of bolls and the factors that affect boll weight were studied. The result is that the growth and development of the new as early as the 7th young bell, cotton boll volume expansion fast, young bell body high water content. Four factors on the impact of boll weight order: daily average temperature> fruiting branches> flowering> flowering days from the number of days.