我区地膜植棉从82年的643亩,发展到83年的4.7万亩,占全区棉田总面积30万亩的15.5％。地膜覆盖技术之所以推广得这样快,重要原因就是增产幅度大,经济效益相当可观,社员得到实惠多、收入高。82年643亩皮棉平均单产165斤,比大田棉花提高110 In our area, 643 mu of plastic filming cotton was developed from that in 1982 to 47,000 mu in 83 years, accounting for 15.5% of the total area of ​​300,000 mu of cotton fields in the region. The reason why the plastic film mulching technology is promoted so fast is that the major reason for this is that the rate of increase is large and the economic benefits are considerable. The members receive more benefits and have higher incomes. In 1982, the average yield of 643 mu lint was 165 kg, 110 higher than that of the field cotton