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題 名 | A Potent Sex Attractant of the Male Tea Tussock Moth, Euproctis Pseudoconspersa(Strand)(Lepidoptera: Lymantriidae) in Taiwan: Field and EAG Responses=臺灣茶毒蛾(Euproctis Pseudoconspersa)性費洛蒙之嗅覺電位反應與田間誘蟲試驗 |
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作 者 | 蔡如秀; 楊恩誠; 吳京一; 曾信光; 周延鑫; | 書刊名 | 動物研究學刊 |
卷 期 | 38:3 1999.07[民88.07] |
頁 次 | 頁301-306 |
分類號 | 387.793 |
關鍵詞 | 臺灣茶毒蛾; 性費洛蒙; Euproctis pseudoconspersa; 10; 14-Dimethylpentadecyl isobutyrate; Enantiomers; Sex pheromone; |
語 文 | 英文(English) |
中文摘要 | 臺灣茶毒蛾(Euproctis pseudoconspersa)的性費洛蒙經過氣相層析、嗅覺 電位反應(EAG)的比較、及田間誘蟲試驗後,證實其性買洛蒙的主要成分為R-10, 14-dimethylpentadecyl isobutyrate([R]-10Me14Me-15:iBu)。在EAG的反應中雄蛾 對雌當量的反應比對合成性費洛蒙(R)-10Me14Me-15:iBu的反應為大。光學異構 物(S)-10Me14Me-15:iBu亦能引起雄蛾反應,但其EAG反應較(R)-異構物及雌當量小。 田間誘蟲的結果顯示20μg劑量的合成性費洛蒙誘蟲效果與2隻處女雌蛾相同; 但80μg劑量則明顯比20μg和處女蛾的誘蟲效果好。 |
英文摘要 | A potent sex attractant of the male tea tussock moth, Euproctis pseudoconspersa (Strand) (Lepidoptera: Lymantriiade) in Taiwan: field and EAG responses. Zoological Studies 38(3): 301-306. 10,14-Dimethlpentadecyl isobutyrate (10Me14Me-15:iBu) was identified from extracts of pheromone glands of the female tea tussock moth, Euproctis pseudoconspersa (Strand) by use of gas chromatography in Taiwan. EAG records showed that R-and (S)-enantiomers, and pheromone extract could elicit male antennal responses. Crude pheromone extract elicited a larger EAG response than did R-10Me14Me-15:iBu, but the EAG response to the (S)-enantiomer was smaller than that to crude extract or to the R-enantiomer. In field tests, the R- enantiomer showed greater attraction than did either the (S)- enantiomer or racemic mixtures in July 1998. However, later in the season, the R-enantiomer and racemic mixtures showed a similar attractancy, and both were better than the (S)-enantiomer. Traps baited with 20 μg of racemic mixtures and those with 2 virgin females showed similar attractancies; however, more males were caught with 80-μg baited traps. |
本系統中英文摘要資訊取自各篇刊載內容。