plastic mulching

Compared to plastic mulching, when cabbage was grown in the small plastic arches, the seedlings grew and expanded faster, more leaves were developed and the ball was more tightly compacted, resulting in high production and early market supply.

从拱棚和地膜覆盖以后甘兰的生长情况来看，前者较后者缓苗快，结球早，球叶多，包球紧，产量高，上市早。

Plastic mulching made the increasing action of soil microorganism to fertilizers more remarkably.

长期地膜覆盖可使土壤微生物对肥料固作用更加明显.

Studies on the Dynamics and Movement Mechanism of Soil Water under Cultivation with Plastic Mulching.

覆膜栽培条件下土壤水分动态及运行机制分析.

Meanwhile, plastic mulching promoted the shoot growth and played a part in accelerating sweet potato growth in some degree.

同时促进了甘薯地上部生长，在一定程度上起到了加速生长的效应。

Field experiments were conducted to study the influence of ground cover rice production system ( GCRPS) ( plastic mulching, straw mulching and bare upland) on agronomic parameters of yield components and rice grain yield response compared with normal paddy field under controlled irrigation production condition.

在田间严格控制土壤灌溉条件下，以常规水田为对照，研究了覆盖旱种（地膜、稻草和裸地）对水稻农学性状及产量变化的影响。