| 释义 |
plastic-filmBNC²³⁶²¹³⁺¹
例句
Considering the positive effects of plastic-film mulch and negative impacts of plastic film residue synthetically, the evaluation model of effect of plastic- film mulch on crop yield was constructed.
综合考虑地膜覆盖技术对农作物产量的正面效应和地膜残留对农作物产量的负面影响，构建了地膜覆盖技术对农作物产量影响的评价模型，并以湖北省为例进行了评价。 dictall
Natural grass mulch was less effective than straw mulch, but more effective than plastic-film mulch and clean tillage in soil cooling.
自然生草在降温方面的效果不如覆盖稻草处理明显，但优于覆盖地膜和清耕对照。 cnki |