8232
Schwoerbel, Jurgen.
Methods of hydrobiology )Freshwater biolog(
Oxford, ]New York[
Pergamon Press
]1970[
ix, 200P.:ill
Includes bibliographical references
Drawings unless otherwse stated ,by Walter Sollner
1st English ed
Research ، Freshwater biology
، Biological apparatus and supplies
QH
96
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S313
1970
AU
TI
CL
