Sex pheromone of the tomato looper,Plusia chalcites (ESP).

J Chem Ecol

ARO The Volcani Center, Institute of Plant Protection, Bet Dagan, Israel.

Published: November 1981

AI Article Synopsis

  • Researchers have identified Z-7-Dodecenyl acetate (A) and Z-9-tetradecenyl acetate (B) as key sex pheromone components for female Plusia chalcites, with a ratio of 5∶1.
  • In addition to these primary components, small amounts of other acetates were also detected in the abdominal extracts.
  • This study marks the first time a Plusiinae species has been shown to use a two-component primary sex pheromone system, with an effective lure mixture of 1 mg A and 0.2 mg B.

Article Abstract

Z-7-Dodecenyl acetate (A) andZ-9-tetradecenyl acetate (B), in a 5∶1 ratio, have been identified as sex pheromone components of femalePlusia chalcites. In addition, small amounts of dodecyl acetate, tetradecyl acetate, hexadecyl acetate, andZ-9-dodecenyl acetate have been found in the abdominal tip extracts. This is the first known Plusiinae species which utilizes a two-component primary sex pheromone system. The most effective lure found in field experiments was a mixture of 1 mg A and 0.2 mg B absorbed on rubber septa.

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Source
http://dx.doi.org/10.1007/BF00987630DOI Listing

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