据调查,危害小麦正常生长发育的杂草有200余种,以一年生杂草为主,有部分二年生(越年生)杂草和少数多年生杂草。对麦类作物危害严重的杂草有:野燕麦、看麦娘、马唐、牛筋草、绿狗尾草、香附子、藜、酸模叶蓼、反枝苋、牛繁缕、白茅等11种;分布较为普遍,对麦类作物危害较重的杂草有:播娘蒿、猪殃殃、大巢菜、小藜、凹头苋、马齿苋、繁缕、棒头草、狗牙根、双穗雀稗、金狗尾草、小蓟、蓄、田旋花、苣荬菜、小旋花、遏蓝菜、千金子、细叶千金子、和芦苇等19种。另外局部危害较 According to the survey, there are over 200 kinds of weeds that endanger the normal growth and development of wheat, with annual weeds as the main part, some biennials (annuals) and a few perennial weeds. Weeds harmful to wheat crops are: wild oats, Amarus, Crabgrass, Gleditsia grass, Green Setaria, Cyperus rotundus, Polygonatum, Amaranthus retroflexus, Artemisia sp Distribution of the more common, more serious damage to wheat crops weeds: Sowing Artemisia, Galium apricot, large vetch, Chenopodium album, Amaranthus, Purslane, chickweed, head grass, bermudagrass, double Sparrows barnyardgrass, golden foxtail, thistle, storage, field convolvulus, cabbage, small convolvulus, Cyanobacterium, thousands of gold, the fine leaves of gold, and reed 19 species. In addition, more local hazards