x, 244 pages illustrations (part color), maps. 25 cm
Type:
Congresses
Congrès
Congress
Actes de congrès
Conference papers and proceedings
Konferenzschrift
proceedings (reports)
Date:
1969
Notes:
Proceedings of a symposium held June 19, 1968, at Madison, Wis., sponsored by the Ecological Society of America and the American Society of Limnology and Oceanography.