000 00312 a2200121 4500
080 _a631.4(063)
_bI 61 S
245 1 _aSouvenir
_bManaging soil resources to meet the challenges to mankind
260 _aNew Delhi
_bI.S.S.S.
_c1989
650 _aSoil Resources
100 _a
_d
300 _a132 p.
901 _a181292
999 _c80349
_d80349