库尔勒棉区盐碱地较多,每年都有一定面积的棉花发生不同程度的早衰,部分棉田相当严重,且有逐年加重的趋势。主要表现为:植株矮小,蕾铃脱落严重,上部空果枝多,干铃增加,果枝果节少,封顶早吐絮提前。本文通过分析棉花早衰的原因,提出相应的防治措施。 The Korla cotton area is rich in saline-alkali soil, and some areas of cotton occur premature aging in varying degrees each year. Some cotton fields are quite serious and have been increasing year by year. Mainly as follows: plant dwarf, buds fall off seriously, the upper part of the empty fruiting branches, dry bell increases, fruiting branches less, cap early bolting early. In this paper, by analyzing the reason of cotton premature aging, the corresponding prevention and control measures are put forward.