广西崇左市降香黄檀主要病虫害

Main Diseases and Insect Pests of Dalbergia odorifera in Chongzuo of Guangxi

近年来珍贵树种降香黄檀(Dalbergia odorifera T.Chen)在广西壮族自治区崇左市人工造林规模不断扩大,为掌握其病虫害种类、分布和危害情况,通过线路调查、标准地调查和灯诱调查等3种方法开展调查。调查发现降香黄檀主要病虫害种类共12种,其中,病害2种,虫害10种,危害部位主要是叶片和嫩梢,造成重度危害的有炭疽病(Colletotrichum gloeosporioides Penz.)和灰卷裙夜蛾(Plecoptera subpallida(Walker))。

The rare tree species,Dalbergia odorifera T.Chen had been planted more and more in Chongzuo of Guangxi Zhuang Autonomous Region in recent years.In order to know the species,distribution and damage of diseases and insect pests in D.odorifera,the investigation was carried out by route survey,standard plot survey and light trap survey.The results showed that there were 12 kinds of diseases and insect pests in D.odorifera,among which,2 kinds of diseases and 10 kinds of insect pests were found.The main damaged parts were leaves and young shoots,and the serious damages were caused by Colletotrichum gloeosporioides Penz.and Plecoptera subpallida(Walker).