摘要
为揭示常州市金坛区稻茬小麦田杂草组成、发生危害特点,于2014年5月调查不同区域、不同管理措施的90块小麦田。结果显示:金坛地区小麦田有16科25属28种杂草,其中外来入侵杂草6种;优势杂草种为日本看麦娘(Alopecurus japonicus)、菵草(Beckmannia syzigachne)、看麦娘(A.aequalis)、猪殃殃(Galium aparine var.tenerum)、大巢菜(Vicia sativa)和泥胡菜(Hemistepta lyrata)。经查考资料,太湖稻—麦轮作区从20世纪90年代开始,小麦田杂草日本看麦娘、菵草发生危害程度和对除草剂的抗性逐步上升,并成为发生数量最大、危害最重的杂草。
To reveal weed composition,occurrence characteristics in wheat fields under rice-wheat cropping system of Jintan District in Changzhou City,a survey of 90 wheat fields belonging to different regions,different management measures was conducted of May 2014. The results showed that:there were 28 species,25 genera belonging to 16 families in Jintan wheat fields,including 6 invasive weeds. The dominant weeds were A lopecurus japonicus ,Beckmannia syzigachne ,A. aequalis ,Galium aparine var. tenerum, V icia sativa,Hemistepta lyrata, After searching the data, from the beginning of the 1990s,the occurrence and resistance to herbicides of A Iopecurus japonicus and Beckmannia syzigachne in Taihu rice-wheat cropping area wheat field was gradually increased, and became the largest number occurred, endangering the heaviest weeds.
出处
《现代农业科技》
2016年第1期147-149,共3页
Modern Agricultural Science and Technology
基金
江苏省农业自主创新项目[CX(14)4044]
江苏省重大病虫害防治项目
关键词
小麦田
杂草
发生情况
江苏常州
金坛区
wheat fields
weed
occurrence
Changzhou Jiangsu
Jintan District