scholarly journals Estimation of Monitoring Range of Sex Pheromone Trap for the Rice Stem Borer Moth, Chilo suppressalis (WALKER) (Lepidoptera: Pyralidae) by Male Head Width Variation in Relation to Two Host Plants, Rice and Water Oats

1995 ◽  
Vol 30 (3) ◽  
pp. 407-414 ◽  
Author(s):  
Koji TSUCHIDA ◽  
Hideyuki ICHIHASHI
1981 ◽  
Vol 71 (4) ◽  
pp. 631-637 ◽  
Author(s):  
H. Kanno

AbstractSeasonal variation in the circadian periodicity of mating behaviour in Chilo suppressalis (Wlk.) was investigated. In the field, mating was initiated at dusk in June, but not until after dark in August. The times of females calling and of male catches in a pheromone trap were later in August than in June. The seasonal variation in time of male catches coincided approximately with that of mating, suggesting that latter may be attributable in part to seasonal changes in the response of males to the sex pheromone. Also, it is likely that these variations are affected by environmental factors, especially temperature.


2020 ◽  
Vol 20 (3) ◽  
Author(s):  
Yu-yong Liang ◽  
Mei Luo ◽  
Xiao-gang Fu ◽  
Li-xia Zheng ◽  
Hong-yi Wei

Abstract The rice stem borer, Chilo suppressalis (Walker), and the rice leaf folder, Cnaphalocrocis medinalis Guenée, are two of the most destructive lepidopteran pests in rice. Since these two pyralid insects overlap in their occurrence in rice paddy fields, farmers prefer to set their pheromone-baited traps together in the rice fields for their monitoring. However, our field observation demonstrated that no male adult of C. suppressalis was captured in traps baited with commercial sex pheromone of C. suppressalis (CCS) combined with commercial sex pheromone of C. medinalis (CCM). To confirm that the C. medinalis sex pheromone component(s) interfere with the attraction of males of the rice stem borers to their conspecific females, single components of C. medinalis sex pheromone combined with CCS in traps were tested in the laboratory and rice paddy field. The results revealed that the two alcohol components in CCM, i.e., (Z)-11-octadecen-1-ol (Z11-18: OH) and (Z)-13-octadecen-1-ol (Z13-18: OH) may cause a significant reduction in capturing C. suppressalis males caused by CCS. We recommend against using these sex pheromones together in the field and suggest that Z11-18: OH and Z13-18: OH could be potential inhibitors or antagonists of C. suppressalis sex pheromone to control the rice stem borer.


1983 ◽  
Vol 18 (3) ◽  
pp. 443-446 ◽  
Author(s):  
Sadahiro TATSUKI ◽  
Masaaki KURIHARA ◽  
Kenji USUI ◽  
Yoshiko OHGUCHI ◽  
Kyoichi UCHIUMI ◽  
...  

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