• Current Research on Agriculture and Life Sciences
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• v.14
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• pp.77-84
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• 1996

Most species were occured at the low altitude in June and at the high altitude in August. And then, in September, they occurred abundantly at the low sites as the same case in June. The trends in population density of 4 species of Pterostichus from Mt. T$\breve{o}$gyusan, S. Korea, were revealed various tendencies of fluctuation. Generally most species showed the seasonal prevelance in some extent of degree as their characteristic appearance.