TY - GEN AU - Varma, Ajit AU - Oelmuller, Ralf TI - Advanced techniques in soil microbiology SN - 9783540708643 U1 - 579.1757 PY - 2007/// CY - New York PB - Springer KW - Microbiology KW - Biotechnology KW - Agriculture KW - Soil Microbiology ER -