Seasonal Occurrence of Tobacco Cutworm, Spodoptera litura Fabricius and Beet Armyworm, Spodoptera exigua Hubner Using Sex Pheromone Traps at Different Locations and Regions in Yeongnam District
2007
Bae, S.D. (Yeongnam Agricultural Research Institute, NICS, RDA, Milyang, Republic of Korea), E-mail: baesdo@rda.go.kr | Kim, H.J. (Yeongnam Agricultural Research Institute, NICS, RDA, Milyang, Republic of Korea) | Lee, G.H. (Yeongnam Agricultural Research Institute, NICS, RDA, Milyang, Republic of Korea) | Park, S.T. (Yeongnam Agricultural Research Institute, NICS, RDA, Milyang, Republic of Korea)
Seasonal occurrences of tobacco cutworm, Spodoptera litura and beet armyworm, Spodoptera exigua were observed using sex pheromone traps at different locations and climatic regions in Yeongnam district. In Gyeongnam province, S. litura male adults kept occur from mid or late March to mid or late November Whereas in Gyeongbuk province, S. litura occurred from mid or late April to early or mid November with exception at Uljin where it was late May to late October. According to the climatic regions, the peak occurrence of S. litura was middle September at the southern coast region, late August at the inland and the basin region, middle August at the inland mountainous region, and early September at the eastern middle coast region.
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