近年来，由于长年于旱、水资源严重缺乏，致使部分稻区群众，被迫将稻田改种棉花，据丰南市农业局调查：在目前实施稻田改种棉花的过程中，一般应注意以下几个问题： 一、搞好秋耕冬灌 由于稻田生育期内淹水时间长，土壤理化性质与旱田不同，改成旱田后容易发生耕层板结、通透 In recent years, due to years of drought, a serious lack of water resources, resulting in some people in the rice area, was forced to paddy rice to cotton, according to Fengnan Bureau of Agriculture survey: In the current implementation of cotton paddy fields in the process, should generally be noted The following questions: First, do a good job autumn planting winter irrigation paddy field growth period of flooding a long time, soil physical and chemical properties and dry field is different from the dry field prone to plowing, permeability