TY  - BOOK
AU  - Rai, Yogendra
TI  - Studies on Release of P From Insoluble P-Carriers in Calcareous Soil
U1  - 631.41 
PY  - 1979///
CY  - Pusa, Samastipur
PB  - RAU
KW  - Soil Science
KW  - Agricultural Chemistry
ER  -