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Pyatt, F. B.; And Others – Environmental Education and Information, 1990
In this study, a freshwater flatworm was shown to be tolerant to a wide pH range and could survive in acidified water to approximately pH 3.6. The influence of other abiotic factors is explored. (CW)
Descriptors: Acid Rain, Ecology, Environmental Education, Environmental Influences

Lisk, Donald J. – Science, 1970
Descriptors: Biochemistry, Biological Influences, Biology, Chemical Analysis