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在农业生产上使用塑料地膜,可以提高地沮,降低土壤水分的无效蒸发,大幅度提高农作物产量。所以一些地区把推广地膜覆盖栽培技术作为“温饱工程”
The use of plastic film in agricultural production can improve soil fertility and reduce ineffective evaporation of soil moisture and greatly increase crop yields. Therefore, some areas to promote plastic film mulching cultivation technology as a “food and clothing project”