据笔者调查,在同等地力,同等管理条件下,棉花由于收获期不同,收存方法不当,而造成的产量和收入的差异可达10％～30％,有的甚至更高,可见其严重程度。现将棉花采收经验介绍如下。 1.看准收花时期 因为棉铃是由下而上,由内而外逐渐成熟开絮,3～4天后纤维和种子才能成熟,所以收花不能过早或过晚,收早了, According to the author’s investigation, under the same fertility and equal management conditions, the difference in harvest and income due to different harvesting periods and the improper storage method of cotton can reach 10% to 30%, and some are even higher, showing the severity . Cotton harvest experience now described below. 1 spotted the period because the cotton boll is from the bottom up, gradually mature from the inside open the open floc, 3 to 4 days after the fiber and seeds to mature, so the income can not be too early or too late, close early,