TY  - BOOK
AU  - Veren, J.P.J Van 	
TI  - Soil fertility and sewage /			
SN  - 8177541471
U1  - 631.4 VER 
PY  - 2002///
CY  - India : 
PB  - Agrobios India ,	
N1  - Includes Index
ER  -