我省目前林业苗圃除草的工序均为手工操作,工作效率低,劳动强度大,成本又高。尤其是除草时间多在农忙季节,常产生与农业争劳动力的矛盾,耽误农时。为了克服这些矛盾,寻求省工、经济的除草方法,我们使用化学除草剂“杀草丹”进行除草试验。一、材料来源及方法 At present our province nursery forestry weeding process are manual, low efficiency, labor-intensive, high cost. Especially weeding time in the busy season, often produce conflicts with the labor force in agriculture, agricultural delay. In order to overcome these contradictions and seek labor-saving and economic weeding methods, we use the chemical herbicide “herbicide Dan” for weeding test. First, the source of materials and methods