摘要
为了阐明槟榔黄化病在海南地区的病害发生规律,对海南省主要槟榔种植园进行了槟榔黄化病病害调查。结果表明:东西线平均发病率分别为41.38%和37.67%,年份越久的的槟榔园槟榔黄化病病情越严重,槟榔黄化病死亡率总体上随着发病率的上升而提高。
In order to expound the occurrence regularity of yellow leaf disease of the areca nut palm in Hainan,the authors investigated yellow leaf disease in the major areca nut plantation of Hainan.Results show that: the average incidence of east is 41.38%,and the west is 37.67%.The condition more serious as the age of plantation gross,overall,the mortality rate increase with the rise of the incidence of areca nut plantation.
出处
《热带林业》
2013年第1期49-51,共3页
Tropical Forestry
基金
海南省科学事业费项目(11-20409-0016)
关键词
槟榔
黄化病
发病率
感病死亡率
Areca catechu L.,Yellow leaf disease,Incidence,Mortality rate
