塑料地膜覆盖生产蔬菜,早熟增产效果各地都很明显。但是杂草问题尚未很好的解决。对于田间杂草防除,现有三种办法,一是注意覆盖地膜质量,整平地面,地膜边缘和定植穴都压紧压实;二是覆膜前在地面喷一次杀草剂;三是使用杀草膜。从效果看,用普通透明地 Plastic film covering the production of vegetables, early maturity yield all over the obvious. But weed problems have not been solved yet. For field weed control, the existing three ways, one is to pay attention to cover the quality of the plastic film, leveling the ground, the edge of the plastic film and planting points are squeezed compaction; second is sprayed on the ground before coating a herbicide; third is to use kill Grass film. From the effect of view, with ordinary and transparent