TY - BOOK AU - G.N. Thippeshappa AU - B.N. Kavalappa Department of Soil Science and Agricultural Chemis TI - Studies on effective use of biogas-spent slurry to enrich the manurial value of inid genous organic materials U1 - 630 PY - 1995/// CY - Bangalore PB - University of Agricultural Scineces Bangalore ER -