TY  - BOOK
AU  - Kumar, Kamal
TI  - Long Term Effect of Fertlizers and FYM on Some Soil Properties under Rice-based Cropping System
U1  - 631.41 
PY  - 2004///
CY  - Pusa, Samastipur
PB  - RAU
KW  - Soil Science
KW  - Thesis
ER  -