| 000 | 00508nam#a2200229#a#4500 | ||
|---|---|---|---|
| 003 | SLL | ||
| 008 | 19041217/////////////////// | ||
| 020 | _a | ||
| 040 |
_aAR-SmtFML _cAR-SmtFML |
||
| 041 | _aspa | ||
| 100 | 1 | _aBunce, Arthur C. | |
| 245 | 1 | 0 | _aThe economics of soil conservation |
| 250 | _a | ||
| 260 |
_a-USA _b _c1950 |
||
| 300 |
_a _c |
||
| 490 | 0 |
_a _v |
|
| 650 | 4 |
_xEdafologia _xSuelos _xConservacion _z |
|
| 650 | _aGeologia | ||
| 859 |
_a40292 _c _lNO-P 8218 _e _g |
||
| 901 | _aS.G. | ||
| 942 | _cBK | ||
| 999 |
_c16902 _d16902 |
||