应用地膜植棉技术，灌头水前是否揭膜，对棉花生长有无影响，揭膜与不揭膜哪个对棉花产量起主要作用，今年我们做了这方面的探讨。一、试验安排1．处理：头水前揭膜与不揭膜2．地点：山南二个点亚尔乡夏力克，恰特卡勒乡农科队，山北一个点胜金乡光荣队。3．三个试验点均按头水 Application of plastic film mulching technology, whether the first perfusion film before irrigation water, whether the impact of cotton growth, uncovering film and film which play a major role in cotton production, this year we have done this discussion. First, the experimental arrangements 1. Disposal: the first water before the film and the film is not exposed 2. Location: Shannan two points Yale Township Xia Lectra, Chatterkal Township Agricultural Team, a point Shanbei glory Township glory team. 3. Three test points are according to the head water