TY - BOOK AU - Yadav, Sachin TI - Geospatial Analysis of Soil Nutrients Variability in Vaishali District, Bihar U1 - 631.410954123 PY - 2025/// CY - Pusa, Samastipur PB - Dept. of Soil Science, PGCA, RPCAU KW - Soil Science KW - Thesis KW - M.Sc ER -