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呼伦贝尔盟农田杂草计49科、198属、348种,其中包括6个亚种、29个变种和1个变型。杂草发生特点:种类多、多年生杂草多、恶性杂草多、群落结构特殊、危害严重。主要优势群落:茅香和光稃茅香群落、匍匐冰草群落、野燕麦群落与裂边鼬瓣花群落。防治措施与策略:适当压缩小麦,扩大油菜种植面积,在休闲地应用草甘膦防治多年生杂草,用2甲4氯取代2,4-D丁酯防治小麦田杂草,发展应用磺酰脲类除草剂与禾草灵混用,以兼治野燕麦与宽叶杂草。
Hulun Buir League farmland 49 families, 198 genera and 348 species, including 6 subspecies, 29 varieties and 1 variant. Weeds occur: many species, perennial weeds and more, more weeds, community structure is special, serious harm. The main advantages of the community: Fragrant and Fragrant Hilly Fragrant Community, Populus grass community, wild oats community and split Mirabilis petunia community. Control measures and strategies: appropriate compression of wheat, expand the planting area of rapeseed, glyphosate in the leisurely application to control perennial weeds, 2 4 4-chloro-substituted 2,4-D butyl wheat weeds control the development of the application of sulfonylurea Mixture of herbicides and grass spirit to treat both wild oats and broadleaf weeds.