CAJ | 학술논문

为了解贵阳市花溪地区狼尾草地的杂草发生情况，为其杂草防除提供依据，采用倒“W”9点取样法对其进行调查。结果表明：狼尾草地的杂草共有13科33种。其中，菊科最多，有14种，占42．42％；禾本科、苋科、唇形花科分别有5种、3种和 2 种，各占15．15％、9．09％和6．06％；其余科各1种，各占3．03％。相对多度＞5％的优势杂草有苣荬菜、辣子草、马唐、豨莶、鬼针草、艾草、宝盖草、莎草、狗尾巴草、剪刀股、藜、半夏、山苦荬、辣椒、一年蓬、酢浆草、荠菜、小蓟、马兰、野苋和何首乌。其中，苣荬菜、辣子草、马唐和豨莶为当地狼尾草地的优势种群。
위료해귀양시화계지구랑미초지적잡초발생정황，위기잡초방제제공의거，채용도“W”9점취양법대기진행조사。결과표명：랑미초지적잡초공유13과33충。기중，국과최다，유14충，점42．42％；화본과、현과、진형화과분별유5충、3충 화 2 충，각점15．15％、9．09％화6．06％；기여과각1충，각점3．03％。상대다도＞5％적우세잡초유거매채、랄자초、마당、희렴、귀침초、애초、보개초、사초、구미파초、전도고、려、반하、산고매、랄초、일년봉、작장초、제채、소계、마란、야현화하수오。기중，거매채、랄자초、마당화희렴위당지랑미초지적우세충군。
Weed species in P .alopecuroides meadow were investigated by using the inverted W-pattern with 9 sampling method to understand weed occurrence status in P .alopecuroides meadow in Huaxi District,Guiyang.The results showed that there are 33 species of weeds belonged to 13 families,and 14 Asteraceae weeds, 5 Gramineae weeds, 3 Amaranthaceae weeds and 2 Labiatae weeds account for 42.42%,15.15%、9.09% and 6.06% respectively.Dominant weeds with relative abundance > 5% are Sonchus brachyotus ,Galinsoga parviflora , Digitaria sanguinalis , Siegesbeckia orientalis , Bidens pilosa ,Artemisia argyi ,Lamium amplexicaule ,Cyperus rotundus ,Setaira viridis ,Ixeris debilis , Chenopodium album ,Pinellia ternate ,Ixeris chinensis ,Capsicum frutescens ,Reigeron annuus ,Oxalis corniculata ,Capsella bursa-pastoris ,Cirsium segetum ,Var .indica,Amaranthus viridis and Fallopia multiflora .S.brachyotus,G.parviflora,D.sanguinalis and S.orientalis,are dominant populations in local P .alopecuroides meadow.