植物病原线虫短体属种类的研究

STUDY ON PATHOGENETIC NEMATODES(PRATYLENCHUS:PRATYLENCHINAE)FROM ROOTS OF CROPS IN GUANGXI ZHUANG AUTONOMOUS REGION

本文首次报道了广西的小麦、玉米、甘薯、大豆、甘蔗、香蕉、菠萝和柚子等作物根部的短体属病原线虫９种，分别记述它们的种名、形态测量数据、形态特征、标本采集地、地理分布、重要寄主植物和致病性并附形态特征图。

Nine different species of Pratylenchus from different counties of Guangxi Zhuang AutonomousRegion are recorded and described for the first time. They are P. brachyurus from the rhizosphereof pineapple;P.coffeae from banana and maize;P. goodeyi from maize;P. hexincisus frombanana,maize and sweet potato;P. neglectus from banana;P pratensts from banana,maize andsweet potato;P.scridneri from pomelo;P. thornei from sugarcane;and P. zeae from maize,pomelo,sugarcane,soybean and wheat.The identification characters,morphologicalmeasurenent,distribution and illustration,are given and pathogenicity of each species arediacussed.