| 000 | 00334nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 180612s9999||||xx |||||||||||||| ||und|| | ||
| 041 | _aen | ||
| 082 | _a624 | ||
| 100 | _aKOHNKE,Helmut. Bertrand A.R | ||
| 245 | 0 | _aSoil conservation | |
| 260 |
_bNew York. McGraw-Hill Book Co _c., US 1959 |
||
| 300 | _a(vii),298p | ||
| 942 | _cPR | ||
| 999 |
_c40080 _d40080 |
||