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Auteur S. Muller |
Documents disponibles écrits par cet auteur (6)
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Ouvrage
Ministère de l'Aménagement du Territoire et de l'Environnement. Direction de la Nature et des Paysages Paris (FRA) 171p cartes distributionOuvrage
Agence de l'Eau Rhône Méditerranée Corse Lyon (FRA) 199p ill* Etudes de l'Agence de l'Eau 68Article
L. Krebs, Auteur ; J. Corbonnois, Auteur ; S. Muller, AuteurGroundwater ionic profiles, with particular regard to bioavailable nutrient (N, P, and K) levels, were studied in a flooding alluvial grassland of the river Meuse. The observed variations were related to different groundwater levels and hydrolog[...]Article
G. Thiebaut, Auteur ; S. Muller, AuteurThe Northern Vosges streams are subjected to acidification upstream and to eutrophication downstream. A bioindicator scale of the degree of eutrophication and of the level of acidification, based on four aquatic macrophyte communities, was estab[...]Article
F. Di Nino, Auteur ; G. Thiebaut, Auteur ; S. Muller, AuteurElodea nuttallii (Planch). H. St John is an introduced aquatic macrophyte which was first observed in France in the early 1950s. The impact of two frequencies of harvesting on the biomass and regrowth strategy of this invasive species was evalua[...]Article
H. Zimmermann-Timm, Auteur ; H. Holst, Auteur ; S. Muller, AuteurIn 1995, an extensive investigation was carried out in the Elbe Estuary in Germany. Special attention was paid to organisms, including bacteria, amoebae, ciliates, flagellates, rotifers, larvae of Dreissena polymorpha, and nematodes, dispersed i[...]