na INLIS000000000002507 20231031084143 0010-1023000168 Risalah hasil penelitian tanah / M. Sudjadi Kurnia, Undang iii, 266 p : ill. ; 23,3 cm Suwarto Mulyani, Anny Bogor : Pusat Penelitian Tanah, 1989 631.4 631.4 PUS r 979-8070-14-3 231031 g 0 ind 2600/D/2023