This study explores the impact of Philodina erythrophthalma (rotifers) and its secretions on the performance of activated sludge in biological sewage treatment. The effects were assessed by comparing three reactors: a control (C) reactor without rotifers,
Lin Lin +7 more
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Über die Rotatorienfauna in Bromelien-Phytotelmata in Jamaika (Aschelminthes: Rotatoria) : mit 2 Tabellen [PDF]
Während eines Forschungsaufenthaltes in Jamaika, August bis Oktober 1991, wurden von einer Gruppe der AG Aquatische Ökologie der Universität Oldenburg/O. aus Phytotelmata der bodenständigen Bromelie Aechmea paniculigera GRISEB zwei Probenserien entnommen,
Janetzky, Wolfgang +2 more
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Rotiferan Hox genes give new insights into the evolution of metazoan bodyplans [PDF]
The phylum Rotifera consists of minuscule, nonsegmented animals with a unique body plan and an unresolved phylogenetic position. The presence of pharyngeal articulated jaws supports an inclusion in Gnathifera nested in the Spiralia.
Fröbius, Andreas C., Funch, Peter
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ROTIFÈRES, ÉPIGÉNÉTIQUE ET ÉVOLUTION [PDF]
Le second document joint est un long résumé en ahglais de l'article.International audienceAprès avoir rappelé mes motivations initiales pour entreprendre des recherches sur les rotifères, le présent travail présente certaines questions fondamentales ...
Clément, Pierre
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In recent years, anthropogenic pollution caused changes in environmental conditions, influencing the community structure and biodiversity in aquatic ecosystems.
Ahmet Altindağ, Duygu Berdi̇
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On the Fresh-Water Microfauna of the Antarctic Region. II. Stabilityof Faunistic Composition of Antarctic Microorganisms [PDF]
The colonization of Antarctica by microorganisms has been analyzed during 1963-1966 by four ways of approach-faunological, sociological, biogeographical, and experimental-using material mainly from Langhovde, Syowa Station, McMurdo Sound, and the Ongul ...
Jukichi Shimoizumi, Minoru Sudzuki
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The biological indicators studies of zooplankton in the Tigris River at the city of Baghdad [PDF]
The study of biological indicators for zooplanktonis important factors in environmental studies to show the extent of the surrounding organisms, distribution and deployment environment affected.
Dawood, A. T. (AbdulSalam) +2 more
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Commensalism and parasitic infestation in crayfish (Astacus leptodactylus Eschscholtz, 1823) of Aras Dam Reservoir, Iran [PDF]
The freshwater crayfish of the Aras Reservoir is an important economic fisheries resource of West Azarbaijan, Iran. This study was conducted to evaluate the prevalence of parasitic infestation of Crayfish seasonally in this area in 2010.
Mehrabi, M.R. +3 more
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Degenerate Tetraploidy Was Established Before Bdelloid Rotifer Families Diverged [PDF]
Rotifers of Class Bdelloidea are abundant freshwater invertebrates known for their remarkable ability to survive desiccation and their lack of males and meiosis.
Hur, Jae H. +3 more
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Food and feeding habits of Synodontis nigrita from the Osun River, SW Nigeria [PDF]
An investigation was conducted into the food and feeding habits of Synodontis nigrita from the Osun River near Epe, Lagos, Nigeria. The food items in the stomach of the S.
Olojo, E.A.A. +2 more
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