关键词：
倒置W9点取样法;杂草调查;苹果园;保定地区
摘 要：
采用倒置"W"9点取样的方法,与2013年夏季对河北省保定地区的苹果园杂草进行了调查。结果表明:该地区苹果园杂草共有56种,隶属于22个科,48个属;其中菊科和禾本科种类较多,共21种,占37.5%;大部分植物为草本植物,仅有2种植物为藤本;一年生草本居多,占46.4%左右;多年生草本19种,占33.9%;相对多度在10%以上的杂草有通泉草、狗尾草、苋菜、马齿苋、牛筋草、荠菜、刺儿菜、小藜、马唐、夏至草10种,是保定地区苹果园的主要杂草,其中通泉草和狗尾草的相对多度在20%左右,地理分布较广,是苹果园杂草的优势种群。
译 名：
Investigation of Weed Species and Dominant Population in Apple Orchard in Baoding Region
作 者：
LU Pei;GUO Xing-ke;LI Fang-fang;SHI Juan;XU Ji-zhong;Horticultural Department,Agricultural University of Hebei;
关键词：
inverted W-pattern with 9sampling points;;weed survey;;apple orchard;;Baoding region
摘 要：
In the summer of 2013,a survey of apple orchard weed was conducted,adopting an inverted W-pattern with 9 sampling points in Baoding region of Hebei province.The results showed that there were 56weed species in the apple orchard,and they belonged to 22families,48genera.Asteraceae and Poaceae species were more than others and they were a total of 21species,accounting for 37.5%.Most plants were herbaceous plants,only two kinds of plants were vine. Annual herb was in the majority,accounting for about 46.4%;There were 19kinds of perennial herbs,accounting for 33.9%;Ten kinds of weeds whose relative abundance were higher than 10% or more were Mazus japonicus,Setaria viridis,Amaranthus tricolor,Portulaca oleracea,Eleusine indica,Capsella bursapastoris,Cirsium segetum,Chenopodium serotinum,Digitaria sanguinalis,Lagopsis supina,which were main weeds in apple orchard in this area,of which the relative abundance of Mazus grass and green foxtail was and they were about 20%,and they were the dominant population in the apple orchard weeds with a wide geographical distribution.
