TY  - BOOK
AU  - Mahmood Alam
TI  - Studies on Effect of Pyrites on Crop Yield and Chemical Properties of Saline-Alkali Soils of North Bihar
U1  - 631.41 
PY  - 1976///
CY  - RPCAU
KW  - MSc. Soil Science and Agril Chemistry
ER  -