黑色地膜覆盖防草效果试验

Test on Weed Control Mulched with Black Film

利用黑色地膜覆盖防草效果明显 ,田间杂草鲜重比与黑膜同材质的透明地膜覆盖减少 70 .7%～ 74.1%。

The effect is obvious on weed control with black film mulched,the fresh weight of weed in field is reduced 70.7%～74.1% than vitreous film which is the same material as black film but it has no hurmful effect to growth and yield of vegetables.