TY  - BOOK
AU  - Sinha, Ram Binod
TI  - Studies on Zinc and Iron Nutrition of Rice in Calcareous Soil
U1  - 631.41 
PY  - 1980///
CY  - Pusa, Samastipur
PB  - RAU
KW  - Soil Science
KW  - Agricultural Chemistry
KW  - Thesis
ER  -