TY  - BOOK
AU  - Singh, K. N. [et. al.]
TI  - Prescription of optimum doses of fertilizers for targeted yields of crops through soil fertility maps in different states of India
U1  - 631.422 
PY  - 2007///
CY  - Bhopal
PB  - Indian Institute of Soil Science (IISS)
KW  - LA
ER  -