昆明及邻近地区菟丝子属杂草及其寄主范围的调查研究

A Survey of Dodders and Their Host Rangesin Kunming and Its Neighbourhood

对昆明、玉溪、曲靖、红河、楚雄和大理等６个地（州）进行了野外调查和研究，共发现中国菟丝子、日本菟丝子和大花菟丝子等３种菟丝子，它们分别有１０种、１２种和１５３种寄主，大花菟丝子是昆明及邻近地区分布最广、危害最严重的菟丝子属杂草．

A survey of dodders and their host ranges was conducted from January,1996 to March,1998 in Kunming,Yuxi,Qujing,Honghe,Chuxiong and Dali prefectures.Three dodders i.e.Cuscuta chinensis Lam,C. japonica Choisy and C.reflexa Roxb.occurred in this aera.They respectively parasitized on 10,12 and 153 hosts.C.reflexa Roxb.was the most widespread and malignant dodder in Kunming and its neighbourhood.