SIN'P22 UG/26233 UG/26234 UG/26235 UG/26236 UG/26237 Sinha, Bishwajit A Text book on problematic soils and their management : with practical / Bishwajit Sinha. – Ludhiana ; Kolkata : Kalyani, c2022 [], 206p. ISBN9789355402240 : Rs.200/- . Soil science . Agriculture . Plant-soil relationships |