000 003970000a22001450004500
060 _a100
082 _a631 BIM
100 _aBimal chandra mal
245 _aIntroduction to soil and water conservation engineering
260 _aNew Delhi, Kalyani Publishers
260 _c1994
300 _a429
650 _aSoil, Water conservation/ Agriculture engineering/ Crop production/
942 _cBK
999 _c348198
_d348198