大豆田的杂草种类繁多,但归结起来可以分成两大类。一类如旱稗、稗草、马唐、狗尾草、千金子、牛筋草、野燕麦、狼巴草、狗牙根和双穗雀稗等,称为单子叶杂草 Soybean fields have a wide variety of weeds, but they boil down to two broad categories. A class of plants such as barnyardgrass, barnyardgrass, crabgrass, Setaria viridis, gall gold, tendon grass, wild oats, wolfberry, bermudagrass and paspalum, etc., known as monocotyledonous weeds