Results from the U.S. EPA's Biological Open Water Surveillance Program of the Laurentian Great Lakes: I. Introduction and Phytoplankton Results

Standard methods: For the examination of water and waste water

Analytical Biochemistry · 1990 · 72.5K citations · Full text

Natural Resources, Environmental Engineering, Environmental Sciences +10

The inverted microscope method of estimating algal numbers and the statistical basis of estimations by counting

John Lund, Charlotte Kipling, E. D. Le Cren · Hydrobiologia · 1958 · 2.7K citations

Life Sciences, Marine Biology, Marine Sciences +12

Fluorometric analysis of chlorophyll a in the presence of chlorophyll b and pheopigments

Nicholas A. Welschmeyer · Limnology and Oceanography · 1994 · 2.6K citations · Full text

Life Sciences, Marine Biology, Marine Sciences +17

A Treatise on Limnology. Vol. II. Introduction to Lake Biology and the Limnoplankton

Edward Hindle, G. Evelyn Hutchinson · Geographical Journal · 1967 · 985 citations

Life Sciences, Biology, Ecology +11

Eutrophication, Silica Depletion, and Predicted Changes in Algal Quality in Lake Michigan

Claire L. Schelske, Eugene F. Stoermer · Science · 1971 · 350 citations

Life Sciences, Ecology, Environmental Sciences +16