000 | 00418nam a2200145Ia 4500 | ||
---|---|---|---|
008 | 170101s1990 xx 000 0 und d | ||
082 | _a631.45 I-5S | ||
100 | _aMORGAN, R. P. C | ||
245 | 0 | _aSoil conservation : problem s and prospects : proceedings | |
260 |
_bDehra Dun _c1990 |
||
300 | _a575p | ||
650 | _aSOIL CONSERVATION -- CONGERESSES | ||
653 | _aSOIL CONSERVATION -- CONGERESSES | ||
942 |
_2ddc _cB |
||
999 |
_c110908 _d110908 |