信阳地区麦田杂草种类及时空分布

On the species and spatial& temporal distribution of wheat weed in Xinyang area

对信阳市区麦田田间杂草广泛的调查显示,信阳地区麦田常见杂草种类就有25种,其中为害较严重的达14种。杂草种类主要以看麦娘、日本看麦娘、野燕麦、猪殃殃、大巢菜、牛繁缕、婆婆纳、荠菜等为优势种群。

The wide survey of wheat weed in Xinyang region shows that there are 25 common types of weeds, 14 types of which are more harmful. The dominant species include Alopecurus, Japan Alopecurus, wild oats, Galium aparine, a large vetch, cow chickweed, speedwell and shepherd＇s purse.