Stephanodiscus neoastraea
National Institutes of Health
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The fine structures of Stephanodiscus excentricus Hust. and S. niagarae Ehrenb. were studied in detail using materials taken from…
Qualitative and quantitative aspects of the phytoplankton of the River Meuse were studied during 1992, at a point 537 km from the…
SummaryPhysical aspects including geography, geology, climate, soils, vegetation and lake morphometry of the upper Qu'Appelle…
High phytoplankton productivity characterizes the eutrophic lakes of the upper Qu'Appelle River system. Annual primary production…
We investigated microfossil assemblages in recent sediments from nine stations across Lake Ontario. Stephanodiscus niagarae was…
Since the early 1960s, numerical techniques have produced a wide variety of methods to suggest classifications of organisms based…