TY - BOOK AU - Rajagopalsamy,C B T and Ramadhas,V AU - Ramadhas,V TI - Nutrient Dynamics in Freshwater Fish Culture System SN - 8170352444 U1 - 639.311 RAJ/N PY - 2002/// CY - Delhi PB - Daya publishing house KW - Agriculture N1 - Nitrogen cycle--phosphorus cycle ER -