Taxonomic and Biological Investigations on Minnesota Mayflies (Ephemeroptera) ... Richard Henry Daggy Published: 1941 Total Pages: 720 Get eBook
Taxonomy and Biology of the Heptageniidae (Ephemeroptera) of Wisconsin Ralph Wills Flowers Published: 1975 Total Pages: 334 Get eBook
Proceedings of the First International Conference on Ephomeroptera, Florida Agricultural and Mechanical University, August 17-20, 1970 William L. Peters Published: 1973-01-01 Total Pages: 362 Get eBook
Mayfly Distribution as a Water Quality Index Winona State College Published: 1970 Total Pages: 58 Get eBook
Doctoral Dissertations on the Management and Ecology of Fisheries W. F. Carbine Published: 1952 Total Pages: 50 Get eBook
Doctoral Dissertations on the Management and Ecology of Fisheries William D. Lawson Published: 1950 Total Pages: 40 Get eBook
Taxonomy and Biology of Baetis (Ephemeroptera: Baetidae) in Wisconsin Edward Albert Bergman Published: 1977 Total Pages: 322 Get eBook
U.S. Environmental Protection Agency Library System Book Catalog Holdings as of July 1973 United States. Environmental Protection Agency. Library Systems Branch Published: 1974 Total Pages: 702 Get eBook
