一、大豆田杂草特点常见的一年生禾本科杂草主要有稗草、狗尾草、金狗尾草、马唐、野燕麦、牛筋草等;一年生阔叶杂草有苍耳、藜、龙葵、风花菜、铁苋菜、水棘针、狼把草、柳叶棘蓼、酸模叶蓼、猪毛草、籽粒苋、菟丝子、鸭趾草、马齿苋、猪殃殃、繁缕、茴麻等;多年生杂草有问荆、苣荬菜、大蓟、刺儿菜、芦苇等。 First, the characteristics of soybean weeds One of the common annual grass weeds are barnyard grass, Setaria, Setaria, Crabgrass, wild oats, tendon grass, etc .; annual broad-leaved weeds Xanthium, Chenopodium album, Solanum nigrum, , Iron amaranth, water prickly needle, wolfberry grass, willow leaves Polygonum, Polygonum, Polygonum, amaranth, dodder, duckweed, purslane, Galium aparine, chickweed, fennel, etc .; perennial Weeds are asked Jing, Endangered vegetables, thistle, thorns vegetables, reeds and so on.