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  • Techniques de cultures axeniques d'organismes planctoniques: Un rotifere, Brachionus plicatilis et une algue, Platymonas (= Tetraselmis ) suecica.

    text | ISTPM | 1983-12

    The efficiency of different methods for the purification and maintenance of axenic cultures of a rotifer and an unicellular alga is tested. The use of antibiotics seems to be the most suitable method to realize bacteria-free cultu...

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  • Rejets d'elevage de poissons en eau de mer: Consequences pour l'huitre Crassostrea gigas.

    Auteurs :

    • Coeurdacier, J.-m.
    • Heral, Maurice
    • Liange, M.

    text | ISTPM | 1982-06

    Reject waters from sea fish-ponds of rearing trout and turbot show increased ammonia and phosphate values. Protid, lipid and glucid contents of the waters remain low, with total values which do not overpass 1.7 mg.l super(1). Afte...

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  • Le microflagelle Phaeocystis et la production heterotrophe bacterienne marine

    Auteurs :

    • Grossel, Hubert
    • Delesmont, R

    text | Actes de colloques. Ifremer Brest [ACTES COLLOQ. IFREMER.]. 1986 | 1984-10

    Phaeocystis , a nanoplanktonic algae, appears in the eastern Channel and in the south of the North Sea, at the end of the microplanktonic spring outburst, with often considerable density. At that time, acrylic acid is excreted in ...

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  • Ecologie bacterienne dans les bacs d'elevage larvaire de coquilles Saint-Jacques (Pecten maximus )

    Auteurs :

    • Jacq, E
    • Moal, Jeanne
    • Samain, Jean-francois

    text | Actes de colloques. Ifremer Brest [ACTES COLLOQ. IFREMER.]. 1992 | 1992

    Larval rearings were performed with seawater either freshly pumped or after storage in a pond. Concerning bacterial populations these waters were characterized by a high diversity, little sized bacteria whose few of them (1%) were...

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