摘要
记述2013年冬春期间海南儋州橡胶树越冬落叶和抽叶的复杂情况,越冬菌源主要在林段附近的苗圃。不防治林段发病严重,病害流行过程符合S型流行曲线,平均流行速度0.214,其流行气候型属冬暖春热型。对病害流行期间观测到的现象作诠释。
The complex situation of overwintering defoliation and spring refoliation of rubber tree were stated Danzhou, Hainan, 2013. The source of overwintering inoculum is in the rubber nursery near rubber plantation. The powdery mildew on non-controlling rubber plantation occurs severely. The disease progress curve in the epidemic course belongs to stype. The average epidemic rate is 0.214. The type of epidemic climatic belongs to warm winter and hot spring type. The phenomenons discovered in the disease epidemic period were explained.
出处
《热带农业科学》
2014年第1期71-75,共5页
Chinese Journal of Tropical Agriculture
基金
国家天然橡胶产业技术体系病虫害防控专家岗位项目(No.CARS-34-GW8)
中央级公益性科研院所基本科研业务费专项(No.2013hzs1J014)
中国热带农业科学院环境与植物保护研究所成果熟化专项(No.hzskf2013007)
关键词
橡胶树
白粉病
防控
rubber tree
powdery mildew
control
