RECEPTOR CELL RESPONSES IN THE ANTERIOR TARSI OF PHYTOSEIULUS-PERSIMILIS TO VOLATILE KAIROMONE COMPONENTS

被引:23
作者
DEBRUYNE, M [1 ]
DICKE, M [1 ]
TJALLINGII, WF [1 ]
机构
[1] WAGENINGEN UNIV AGR,DEPT ENTOMOL,POB 8031,6700 EH WAGENINGEN,NETHERLANDS
关键词
D O I
10.1007/BF01268939
中图分类号
Q96 [昆虫学];
学科分类号
摘要
Electrophysiological recordings were made of chemoreceptors on the tarsi of the first legs of the Predatory mite Phytoseiulus persimilis A.-H. The high electrical resistance of the tissue (30-170 G-OMEGA) necessitated electrode insertion very close to chemoreceptor cells to obtain spikes of detectable amplitude. Responses were obtained to two of the four known components of a volatile kairomone that is used in distant prey location. This first electrophysiological investigation of chemoreception in phytoseiid mites proves the chemoreceptive function of the tarsal receptors. However, due to extreme technical difficulties the results were too incomplete to allow comparison with investigations on the behavioral response towards the chemicals tested.
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页码:53 / 58
页数:6
相关论文
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