作　　者： ; ; ; ; ;

机构地区： 苏州大学金螳螂建筑与城市环境学院

出　　处： 《昆虫知识》 2010年第2期404-408,共5页

摘　　要： 观察悬铃木方翅网蝽Corythucha ciliata(Say)在上海的生活史和生活习性,并对其在上海的发生情况进行调查。悬铃木方翅网蝽在上海1年发生5代,第5代成虫于10月中下旬主要在悬铃木主干和支干的树皮下越冬,4月上旬越冬成虫上树为害,4月下旬开始产卵,5月上旬始见第1代若虫,第1代若虫期17～18d,世代历期约30d,7～8月间世代重叠现象明显。悬铃木方翅网蝽在上海11个区均有发生,株被害率最高的4条道路分别为徐汇区龙华西路、肇嘉浜路、松江区人民北路及长宁区延安西路,为害率达100%。为害程度最严重的的3条道路分别为松江区人民北路、长宁区延安西路和水城南路,虫情指数分别达95.6%、76.7%和72.2%。 The life history and habits of Corythucha ciliata（Say） was observed in Shanghai,and its occurrence was investigated.There were five generations each year and overwintering adults could survive on trunks and branches in middle and late October in Shanghai.Adults began to damage in middle April and laid eggs at the end of April.The nymphae of first generation was found at the beginning of May,which duration was 17 to 18 d,and the whole generation duration was about 30 d.The generations overlapping was obvious between July and August.C.ciliata took place in all 11 districts in shanghai,and the four roads with highest damaging rate were West Longhua Road,Zhaojiabang Road,North People Road and West Yanan Road,where the damage rate was 100%.The three roads with highest pest indexes were North People Road of Songjiang District,West Yanan Road and South Shuicheng Road of Changning District,with the indexs 95.6%,76.7% and 72.2%,respectively.

关 键 词： 悬铃木方翅网蝽 生活史 发生 为害

领　　域： [农业科学] [农业科学]