I, IN the year 1881, made a considerable series of examinations of the division of the chlorophyll-granules of phanerogamous and cryptogamous plants, and upon the occurrence of Pringsheim's ...
Diatoms are a diverse group of unicellular algae characterised by intricately patterned silica cell walls (frustules) that underpin their ecological success in marine, freshwater and terrestrial ...
Denticula Kutzing, Hantzschia Grunow, and Tryblionella W. Smith, diatoms belonging to the Bacillariaceae family, are relatively widely distributed in marine and continental environments worldwide ...
This glossary contains the terms found in the printed volume of Antarctic Marine Protists. It is based largely on definitions provided in the following texts: for diatoms, Medlin & Priddle (1990: ...
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ABSTRACT: The seasonal development of the phytoplankton, phytobenthos, zooplankton, and microbenthos in a high eutrophised intravilan water reservoir was studied ...
Due to a planned power outage on Friday, 1/14, between 8am-1pm PST, some services may be impacted. A line drawing of the Internet Archive headquarters building façade. An illustration of a magnifying ...
ABSTRACT: In the White sturgeon fish farms, some individuals have difficulty in getting access to food: such sturgeons are called "runts", and they result in a slower growth rate than normally feeding ...
In China, and elsewhere, long-term economic development and poverty alleviation need to be balanced against the likelihood of ecological failure. Here, we show how paleoenvironmental records can ...
Fundação Zoobotânica do Rio Grande do Sul, Museu de Ciências Naturais, R. Dr. Salvador França 1427, 90690-000, Porto Alegre, RS, Brasil. lezilda.torgan@fzb.rs.gov.br. SCImago Institutions Rankings ...
Specie di medie dimensioni, le valve sono quasi lineari e l’inflessione a forma di “s” è limitata alle estremità che sono leggermente capitate. Il sistema rafe-fibule è spostato al margine della valva ...
Le valve sono lineari, le estremità sono lunghe, affusolate e possono essere capitate, sub rostrate o rostrate. Il sistema rafe-fibule è marginale e presenta un inflessione molto breve ma molto ...
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