TY  - BOOK
AU  - Singh, Muneshwar
AU  - Wanjari, R. H. 
TI  - Lessons learnt from long term fertilizer experiments and measures to sustain productivity in Alfisols
U1  - 631.47 
PY  - 2007///
CY  - Bhopal
PB  - Indian Institute of Soil Science (IISS)
KW  - LA
ER  -