摘要
西安市主要行道树有国槐、法桐等 ,危害较为严重的害虫有叶螨、卷叶蛾、槐蚜、国槐尺蠖、大蓑蛾、龟蜡蚧 ,受害虫危害的行道树常常导致早期落叶 ,新梢萎缩 ,枝梢出现光秃现象 ,从而影响行道树正常生长 .
Spider-mate and parasol tree are main streets′trees in Xi′an (Felrangchus lruncalus Ehara), (Cydia trasas Megrick),(Aphis sophoricola Zhang) (Semiolhisa cineraria Bremer.et Grey),(Cryptoth elearariegata Sellen) and (Ceroplolstes japonicus Green) Can cause heavy damages. The streets′trees damaged by pests can lead to early fallen leaves, new twigs withering and branch′s bare, and which influence on tree growth.
出处
《陕西师范大学学报（自然科学版）》
CAS
CSCD
北大核心
2003年第S2期93-95,共3页
Journal of Shaanxi Normal University：Natural Science Edition
关键词
行道树
害虫
发生规律
street trees
pests
occurrence
