Title 낙동강 하구 생태계의 종속영양세균의 특성 및 환경요인과의 관계
Author 권오섭 · 하영칠 *
Address 인제대학 환경학과; * 서울대학교 미생물학과
Bibliography Korean Journal of Microbiology, 26(3),256-261, 1988
DOI
Key Words diversity index, evenness index, physiological tolerance index, heterotrophic bacteria, Naktong Estuary
Abstract Samples from Naktong Estuary had been taken for the characterization of heterotrophic bacterial communities and of the effects of environmental factors on their distribution in estuarine ecosystem. Bacterial communities isolated from seawater region were composed of more euryhalone groups than those from freshwater region, and the bacterial communities of summer were composed of more eurythermal groups than those of winter. Bacterial commnities became more diverse by the input of allochthonous bacteria from terrestrial and freshwater ecosystem, but less diverse by worse environmental conditions such as nutrient load, high salinity, low temperature, and so on.
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