TY - JOUR A1 - Schneider, Ingo A1 - Köhler, Brigitte T1 - Amitrole tolerance in cell and tissue cultures and regenerated plants from Nicotiana plumbaginifolia : II. Selection system: suspension culture Y1 - 1992 ER - TY - JOUR A1 - Schneider, Ingo A1 - Müller, Bernd A1 - Wilke, U.-B T1 - Saisonal variation of microorganisms in a sewage farm ares south of Berlin Y1 - 1993 ER - TY - JOUR A1 - Schneider, Ingo T1 - Microbiological and Enzymatic Inverstigations of soils in the Rustenburg Mining Area N2 - In soils of the Rustenbug Minig Area microorganism concentration and activity of several enzymes (dehydrogenase, phosphatase, protease, amylase, cellulase, xylanase) were determined. First results indicate an increase of heavy metal resistant Microorganisms and a possible inhibition of carbohydrate degrading enzymes. Y1 - 2001 ER - TY - JOUR A1 - Kühling, Matthias A1 - Gzik, Axel A1 - Schneider, Ingo A1 - Tschochner, Bernd T1 - Heavy metal contamination of soils in a mining area in South Africa and its impact on some biotic systems Y1 - 2003 ER -