Encyclopedia
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Abiotic Stress: Encyclopedia - Abiotic Stress
Abiotic stress is caused in living organisms by nonliving environmental factors, such as drought, extreme temperatures, soil conditions, ...
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Encyclopedia
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List Of Conservation Topics: Encyclopedia Ii - List Of Conservation Topics - International
List of conservation topics - Areas and designations.
Biosphere Reserve -- see also: World Network of Biosphere Reserves
World heritag...
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