| autotrophic |
self-sustaining, do not require outside food sources (not including inorganics); for example, nitrifying bacteria (the good bacteria) are autotrophic as they only need ammonia or nitrite on which to feed depending on the species.
출처: www.fishpondinfo.com/glossary.htm
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| autotrophic |
A species or ecosystem sustained entirely by food created within, for example a green plant or an estuary which is a net exporter of organic matter. Contrasts with heterotrophic a species or ecosystem which imports energy (eg a predator or estuary which receives substantial organic matter from upstream).
출처: www.wetmaap.org/References/glossary.html
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