| 000 | 00439nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 080 | _a632.12:631.18:518.62 | ||
| 100 | _aCrowder, B.M. | ||
| 245 | _aEffects on farm income of constraining soil and plant nutrient losses : An appli | ||
| 260 | _aPennsylvania | ||
| 260 | _c1984 | ||
| 300 | _a73 p. | ||
| 440 | _aNo. 850; Pennsylvania Agricult | ||
| 901 | _pS36868 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c121303 _d121303 |
||