Limnological methods.
Welch, Paul Smith, 1882-
Limnological methods. - Philadelphia, Blakiston Co. [1948] - xviii, 381 p. illus. 24 cm.
Includes bibliographies.
Freshwater biology--Research.
Limnology.
QH96 / .W39
574.929
Limnological methods. - Philadelphia, Blakiston Co. [1948] - xviii, 381 p. illus. 24 cm.
Includes bibliographies.
Freshwater biology--Research.
Limnology.
QH96 / .W39
574.929