Effects of floor pattern on flight behaviour of the smaller tea tortrix, Adoxophyes honmai , during orientation flight in a sex pheromone plume

2021 ◽  
Author(s):  
Ryusuke Miyamoto ◽  
Jun Tabata ◽  
Yooichi Kainoh
1997 ◽  
Vol 32 (4) ◽  
pp. 472-477
Author(s):  
Jerome A. Klun ◽  
Jennifer C. Graf

The responses of European corn borer, Ostrina nubilalis (Hübner), males in a flight tunnel to sex pheromone, [11-tetradecenyl acetate (97:3, Z:E)] was dependent upon the context in which the males were exposed to the stimulus. Males, held individually in isolation before being exposed to pheromone, flew upwind in the pheromone plume and landed on the pheromone source significantly more often than males caged with other males before exposure to the pheromone. When groups of males were simultaneously exposed to female sex pheromone, they responded, on a permale basis, with significantly more upwind flights to pheromone and intense behavior near the pheromone source than did males exposed to the pheromone individually. Heightened intensity of male response in group flight was independent of whether the males were individually isolated or caged with other males before being exposed to the pheromone. The enhanced behavioral output of males responding to pheromone in groups may represent an evolutionary adaptive advantage in instances where several males are simultaneously pursuing a single calling female.


1981 ◽  
Vol 113 (10) ◽  
pp. 943-948 ◽  
Author(s):  
C. J. Sanders ◽  
G. S. Lucuik ◽  
R. M. Fletcher

AbstractResponses were recorded of male spruce budworm (Choristoneura fumiferana (Clem.)) exposed to natural pheromone and a wide range of concentrations of synthetic pheromone in an all-glass wind tunnel equipped with a moving, patterned ceiling. The numbers of males wing-fanning and plume-following decreased with decreasing concentration of the pheromone plume. Speed of upwind flight with the ceiling stationary increased with decreasing concentration, but the durations of flight sustained by moving the ceiling were not significantly different under the different concentrations.Males exposed to pheromone produced by calling females showed a higher incidence of plume-following, and flew significantly faster, than males exposed to a similar concentration of synthetic pheromone.


2008 ◽  
Vol 43 (2) ◽  
pp. 293-298 ◽  
Author(s):  
Fumiaki Mochizuki ◽  
Hiroshi Noguchi ◽  
Hajime Sugie ◽  
Jun Tabata ◽  
Yooichi Kainoh

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