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茶叶科学 ›› 2004, Vol. 24 ›› Issue (2): 99-104.doi: 10.13305/j.cnki.jts.2004.02.005

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化学农药对茶园节肢动物多样性的影响

王国华, 梁远发, 田永辉, 王家伦, 周国兰   

  1. 贵州省茶叶科学研究所,贵州 湄潭564100
  • 收稿日期:2003-10-24 修回日期:2004-02-12 出版日期:2004-06-25 发布日期:2019-09-16
  • 作者简介:王国华(1953— ),男,副研究员,主要从事茶树植保研究工作。
  • 基金资助:
    贵州省“九五”科技攻关项目(黔科合农字2000 1122号)

Effect of Chemical Insecticides on the Diversity of Arthropods in Tea Garden

WANG Guo-hua, LIANG Yuan-fa, TIAN Yong-hui, WANG Jia-lum, ZHOU Guo-lan   

  1. Institute of Tea Science of GuiZhou Province, Meitan 564100, China
  • Received:2003-10-24 Revised:2004-02-12 Online:2004-06-25 Published:2019-09-16

摘要: 分析了化学农药对茶园节肢动物结构组成、多样性、均匀性等的影响。结果表明化学农药对茶园节肢动物的影响主要表现在物种数量、结构组成、多样性指数、物种分布的均习性等方面。农药费用高的茶园优势害虫种群密度大,尤以假眼小绿叶蝉明显。农药费用低的茶园,天敌的控制作用明显增强,节肢动物的多样性指数、均匀性指数增大。

关键词: 茶学, 化学农药, 节肢动物, 多样性, 茶园, 生态

Abstract: The effect of chemical insecticides on the structure and diversity of arthropods in various tea gardens were investigated. Results showed that the effect of chemical insecticides on the arthropods in tea gardens reflected in the structure and the constitution of species, the diversity index and the distributive evenness of species. The index of population density of dominant insect pest was increased greatly in those tea gardens with higher chemical insecticide expense, especially for tea leaf hopper (Empoasca vitis Gotho). The regulatory effect of natural enemies on major insect pest was increased in those tea gardens with lower expenses of insecticides. Besides, the diversity index and the evenness index were increased at the same time.

Key words: Tea science, Chemical insecticide, Diversity, Tea garden, Ecology

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