地膜覆盖栽培是近年来农业生产上新兴的一项保护性栽培技术.它具有保土、保水、保肥、提高地温和增强土壤活性等优点,能够促进作物的根系发达,为作物生长创造良好的条件,达到省工、省本、提早成熟和增产增收的目的. Film mulching cultivation is a newly emerging protective cultivation technique in agricultural production in recent years, which has the advantages of soil conservation, water retention, fertilizer conservation, geothermal enhancement and soil activity enhancement, which can promote the development of crop root system and create a good crop growth Conditions to achieve the provincial labor, the province, early maturity and the purpose of increasing production and income.