Distribution of phytoplankton in Virginia lakes /

by Hilgert, Jerry W., Lambou, Victor W., Morris, F. A., Thomas, Robert William, 1939-, Morris, M. K., Williams, Llewellyn R., Taylor, W. D. (William Dee), Hiatt, Fabienne A., Hern, S. C.
Las Vegas, Nevada : Environmental Protection Agency, Office of Research and Development, Environmental Monitoring and Support Laboratory, Monitoring Operations Division, 1977
[September 1977 version].

Distribution of phytoplankton in Alabama lakes /

by Taylor, W. D. (William Dee), Hiatt, Fabienne A., Hern, S. C., Hilgert, Jerry W., Lambou, Victor W., Morris, F. A., Thomas, Robert William, 1939-, Morris, M. K., Williams, Llewellyn R.
Las Vegas, Nevada : Environmental Protection Agency, Office of Research and Development, Environmental Monitoring and Support Laboratory, Monitoring Operations Division, 1977

Distribution of phytoplankton in Maryland lakes /

by Lambou, Victor W., Morris, F. A., Thomas, Robert William, 1939-, Morris, M. K., Williams, Llewellyn R., Taylor, W. D. (William Dee), Hiatt, Fabienne A., Hern, S. C., Hilgert, Jerry W.
Las Vegas, Nevada : Environmental Protection Agency, Office of Research and Development, Environmental Monitoring and Support Laboratory, Monitoring Operations Division, 1977