EP 1.23:600/3-79-062
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Distribution of phytoplankton in Iowa lakes / |
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EP 1.23:600/3-79-063
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Distribution of phytoplankton in Kansas lakes / |
1 |
EP 1.23:600/3-79-064
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Distribution of phytoplankton in Louisiana lakes / |
1 |
EP 1.23:600/3-79-065
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Distribution of phytoplankton in Missouri lakes / |
1 |
EP 1.23:600/3-79-066
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Distribution of phytoplankton in Nebraska lakes / |
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EP 1.23:600/3-79-067
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Distribution of phytoplankton in North Dakota lakes / |
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EP 1.23:600/3-79-068
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Distribution of phytoplankton in Oklahoma lakes / |
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EP 1.23:600/3-79-069
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Distribution of phytoplankton in South Dakota lakes / |
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EP 1.23:600/3-79-070
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Distribution of phytoplankton in Texas lakes / |
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EP 1.23:600/3-79-071
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Effects of selected herbicides on smolting of coho salmon / |
2 |
EP 1.23:600/3-79-072
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Evaluation of European rivers for power plant cooling : a Polish research project / |
1 |
EP 1.23:600/3-79-073
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Identification of fecal indicator bacteria isolates from an ice-covered river / |
2 |
EP 1.23:600/3-79-074
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Lake and reservoir classification systems / |
1 |
EP 1.23:600/3-79-075
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Effects and fate of sewage chlorination products in phytoplankton / |
1 |
EP 1.23:600/3-79-079
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Phytoplankton water quality relationships in U.S. lakes. |
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EP 1.23:600/3-79-079/
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Phytoplankton water quality relationships in U.S. lakes. |
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EP 1.23:600/3-79-080
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Freshwater algae of the Rae Lakes basin, Kings Canyon National Park / |
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EP 1.23:600/3-79-084
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Fourth annotated bibliography on biological effects of metals in aquatic environments (no. 2247-3132) / |
1 |
EP 1.23:600/3-79-085
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Spatial and seasonal structure of rotifer communities in Lake Huron / |
1 |
EP 1.23:600/3-79-086
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Adsorption of energy-related organic pollutants : a literature review / |
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