浙江省棉区,按植棉比重,可分为纯棉区和粮、棉兼种地区两个类型。纯棉区棉花多为连作种植,同一块地上,年年以间作套种方式种植春花(指春粮等冬季作物,下同)和棉花。粮棉兼种地区,大部分棉地是采用稻棉轮作。现将这两种主要耕作制在生产上的作用问题,作如下分析。 Zhejiang cotton area, according to the proportion of cotton, can be divided into cotton area and grain, cotton both kinds of areas of both types. Cotton area for the continuous cropping cotton planting, the same piece of ground, year after year intercropping planting spring flowers (spring and other winter crops, the same below) and cotton. Grain and cotton In both areas, most cotton fields are made of rice and cotton. The role of these two major farming systems in production is now analyzed as follows.