萝芙木病虫害在广西的发生及防治研究

Occurrence and Control of Diseases and Pests on Rauvolfia verticillata in Guangxi

为摸清萝芙木病虫害种类及为害情况,提出有效的防治方法。2005—2007年采取定期五点取样调查的方法,对广西区内种植的萝芙木病虫害进行调查。结果表明病害有5种,虫害有7种,其中煤烟病、根结线虫病、褐软蚧、朱砂叶螨为主要病虫害,同时还报道了症状、病原、形态特征、为害情况及防治方法。

To survey the species of plant diseases and insect pests of Rauvolfia verticillata and to provide effective preventing and controlling measure,the investigations on Rauvolfia verticillata were done through five sample at regular intervals. The result showed that there are 5 kind diseases and 7 kind pests,the sooty mold and root-knock nematode are serious diseases,the Coccus hesperidum and Tetranychus cinnabarinus are main pests. This article also reported the symptom,the cause of disease,the shape characteristic,the harm situation emphatically and the preventing and controlling measure.