Distribution of phytonplankton in North Carolina lakes /

Las Vegas, Nev. : Springfield, Va. : Environmental Protection Agency, Office of Research and Development, Environmental Monitoring and Support Laboratory ; for sale by the National Technical Information Service, 1978

Distribution of phytoplankton in North Carolina lakes /

av Morris, M. K., Williams, Llewellyn R., Taylor, W. D. (William Dee), Hiatt, Fabienne A., Hern, S. C., Hilgert, Jerry W., Lambou, Victor W., Morris, F. A.
Las Vegas, Nevada : Environmental Protection Agency, Office of Research and Development, Environmental Monitoring and Support Laboratory, 1978

Distribution of phytoplankton in North Carolina lakes /

Las Vegas, Nev. : Springfield, Va. : Environmental Protection Agency, Office of Research and Development, Environmental Monitoring and Support Laboratory ; For sale by the National Technical Information Service, 1978

Distribution of phytoplankton in North Carolina lakes /

Las Vegas, Nev. : Springfield, Va. : U. S. Environmental Monitoring and Support Laboratory ; available through the National Technical Information Service, 1978