利用基因组核苷酸全序列测定、电镜观察、血清学测定、传播介体传毒试验等方法对山东省田间发生的玉米病毒病进行了病原鉴定。
Identification on pathogens of maize viral diseases in Shandong province was conducted by whole genomic sequencing, electron microscope observation, serological analysis and vector transmitting test.
介体线虫传播植物病毒专化性的研究已取得很大进展。
Study on the specificity in the transmission of plant virus by vector nematodes has made great progress.
植原体病原主要依靠吸食植物韧皮部的昆虫介体传播，如叶蝉、木虱等。
Primary vectors for transmitting phytoplasma are insects feeding on the sap of phloem, such as leafhopper, and psylla.
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