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一、麦田主要杂草种类及危害 我国麦田草害面积占小麦种植面积的30％以上,其中严重危害面积约达8％,损失约占小麦总产的15％,其中野燕麦、看麦娘、牛繁缕、猪殃殃、播娘蒿等危害面积在200万公顷以上。除此之外,分布较广或局部地区危害严重的杂草有藜、卷茎蓼、大马蓼、田旋花、大巢菜、刺儿菜、香薷、棒头草、苣荬菜等。
First, the main weed types and harms of wheat fields in China accounted for more than 30% of wheat planting area of wheat acreage, of which about 8% of the serious damage area, accounting for about 15% of total wheat loss, including wild oats, Cattle spider plugs, Galium aparine, sowing Artemisia annua and other hazardous area in more than 2 million hectares. In addition, widely distributed or serious harm in some areas of weeds are Quinoa, Polygonum convolvulus, Polygonum, Tin Convolvulaceae, Da Vatican, Cephalotaxersera, incense, head grass, cabbage and other vegetables.