000 | 00311 am a2200121 a 4500 | ||
---|---|---|---|
100 | 1 | _aMitra, S.K. | |
245 | 1 | _aMenace of soil erosion in Assam | |
260 |
_aShillong _c1939 |
||
300 | _a1-4 p. | ||
942 |
_2udc _cB |
||
440 | _aSoil, Erosion Assam Department of Agriculture. Bulletin No. 6 | ||
901 | _aS55056 | ||
999 |
_c113282 _d113282 |