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Seasonal Occurrence of the Pine Sawyer, Monochamus saltuarius (Coleoptera: Culicidae) by Tree Species

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한국응용곤충학회 (Korean Society Of Applied Entomology)
초록

To investigate the ecological emergence of pine sawyer beetle adult, it was examined the escape time and period and daily escape according to the tree species at Cheongwon, Chungbuk from 2006 to 2008. In the emergence chamber with non-shading treatment, the adults began to escape on May 6 in Pine and Korean white pine, May 13 in Japanese larch, and the last day of emergence was examined the beginning to Middle of June in Pine tree, middle to last of June in Korean white pine, last of May in Japanese larch, it showed the difference among tree species. In the emergence chamber with shade treatment, the first day of emergence of adult was delayed the eleven to sixteen days and showed lower 2.22℃ in temperature compare to the emergence chamber with non-shading treatment. Escape period did not show the difference between males and females. Daily emergence was escaped throughout 24 hrs. Number of emergence adult in daily hours was highest emerged with 22.8% in 12-14:00 and lowest in 06-08:00. Among escaped adults from shaded chamber in 2007, ratio of the adults of one generation per year was showed 98.8% and ratio of one generation in two year was observed 1.1 % in 2008. From 2006 to 2008, sex ratio of emerged adult from Korean white pine was showed 0.53-0.58 and its average was 0.54.

저자
  • Ju-Hwan Han(Chungbuk Forest Research Institute)
  • Chang-Deok Koo(Dept. of Forest Science, Chungbuk National University)
  • Changmann Yoon(Dept. of Plant Medicine, Chungbuk National University)
  • Gil-Hah Kim(Dept. of Plant Medicine, Chungbuk National University)