禾本科黑麦草属(Lolium)的毒麦(L.temulentum)、黑麦草(L.perenne)、多花黑麦草(L.multiflorum)、细穗毒麦(L.remotum)是近年传入我省麦田中的几种重要杂草,其中毒麦是国内植物检疫对象,响影着小麦生产和良种的繁育推广。这几种杂草外形相似,不易分辨,往往出现张冠李戴的现象,响影检疫普查。为便于进一步识别、防除,根据有关资料和实际调查情况介绍如下。 Gramineous Lolium L.temulentum, L.perenne, L.multiflorum, L.remotum are introduced into our province in recent years Several important weeds in the wheat fields, of which toxic wheat is the object of domestic phytosanitary, ring shadow wheat production and breeding of breeding promotion. These weeds are similar in appearance, not easy to distinguish, often appear Zhang Dai Li Dai phenomenon, cinemas census. In order to facilitate further identification, control, according to the relevant information and the actual situation of the survey described below.