A Comparative Study of Vorticella Sp. and Hydra at Various Depths in A Fresh Water Lake

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Untitled.pdf (1.51 MB)
Issue Date
1969-08
Authors
Allenstein, Gary G.
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Keywords
Freshwater--Pollution--Ecological aspects , Hydra--Ecological aspects , Vorticella--Ecological aspects , Freshwater plants
Description
30 leaves
URI
http://hdl.handle.net/2092/1225
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