The occurrence and the harm pattern of Dasineura rhodophaga (Coquillett).
Author of the article:DONG Xin,YANG Zhen,YANG Lin
Author's Workplace：(Dingxi District Forest Plant Diseasesand Insect Pests Station of Preventionand Cure Quarantine,Gansu Province,Dingxi 743000,China).
Key Words：Dasineura rhodophage (Coquillett);Picea asperate Mast;harmpattern
Abstract：The Dasineura rhodopaga (Coquillett) is a newly recorded insect damaging the terminal bud growing point of Picea asperata in Dingxi District. Of the 4000 hm2 distribution area, 667 hm2areaisseriouly affected. The average rat