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Probing Behavior of Empoasca vitis (Homoptera: Cicadellidae) on Resistant and Susceptible Cultivars of Tea Plants

文献类型: 外文期刊

作者: Miao, Jin 1 ; Han, Bao-Yu 2 ; Zhang, Qing-He 3 ;

作者机构: 1.Henan Acad Agr Sci, Inst Plant Protect, Zhengzhou 450002, Peoples R China

2.China Jiliang Univ, Coll Life Sci, Zhejiang Prov Key Lab Biometrol & Inspect & Quara, Hangzhou 310018, Zhejiang, Peoples R China

3.Sterling Int Inc, Spokane, WA 99216 USA

关键词: DC-EPG;tea green leafhopper;feeding behavior;tea plant;waveform

期刊名称:JOURNAL OF INSECT SCIENCE ( 影响因子:1.857; 五年影响因子:1.904 )

ISSN: 1536-2442

年卷期: 2014 年 14 卷

页码:

收录情况: SCI

摘要: Feeding activities of the tea green leafhopper, Empoasca vitis (Gothe) (Homoptera: Cicadellidae), on resistant and susceptible cultivars of tea plants (Camellia sinensis L.) were recorded and analyzed using the direct current electrical penetration graph (EPG) system. Six distinct EPG waveforms characterizing the feeding behavior of the tea green leafhopper, categorized as waveforms A, C, E, S, F, and R, were obtained during the investigation. Duration of passive ingestion, possibly of phloem (E), was the longest among all the probing waveforms on susceptible cultivars, whereas durations of the salivation (S) waveform and stylet work waveform (F) became longer on resistant cultivars. The durations of waveforms S and F on the resistant cultivar Jiandecha were slightly longer than those on the less resistant cultivar Yunguidaye, and both were significantly longer than those on the susceptible cultivars Hangzhoudaye and Zhushan-1. Waveform E was shorter on the resistant cultivar Jiandecha than on the less resistant cultivars Yunguidaye and was significantly shorter than on the susceptible cultivars (Hangzhoudaye and Zhushan-1). It is suggested that E, S, and F are the important waveforms related to leafhopper feeding behavior and tea plant resistance. Based on the results, the resistance levels of tea cultivars against the tea leafhopper can be evaluated quickly by direct current EPG.

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