森林苗圃杂草危害是发展育苗生产的拦路虎。杂草与苗木争水、争肥、争光照、争空间,严重阻碍了苗木的生长,恶化了苗圃的环境。给育苗工作带来极大的负担,而使用人工除草不但耗损劳动力多、工效低、效果差,而且往往造成土壤透风,大大减少苗木的保存率。机械除草又无法除去苗木附 Forest nursery weed harm is to develop seedling production stumbling block. Weeds and seedlings competing for water, fight fat, fight for light, fight space, a serious impediment to the growth of seedlings, worsened the nursery environment. Bring a great burden to nursery work, and the use of artificial weeding not only consume labor more, work efficiency is low, the effect is poor, and often cause soil seepage, greatly reducing the preservation rate of nursery stock. Mechanical weeding can not remove seedlings attached