Nodules Actinomycetales-Population-Kerala 1 Argillites 1 Azobacter 1 Carbonate rocks 1 Casuarina-Kerala 1 Concretions 1 Dissertations, Academic (Ph.D) 1 Dolomites 1 Earth history and sediments 1 Frankia-Population-Kerala 1 Limestones 1 Nitrogenase 1 Nonclastic sediments 1 Paleocurrents 1 Paleogeography 1 Provenance 1 Rhizosphere 1 Sands 1 Sandstones 1 Sedimentary rocks 1 Sedimentology 1 Segregations 1 Shales 1 Siltstones 1 Tectonics 1 Thesis (Ph.D)-Microbiology 1 Volcaniclastic sediments 1