| 000 | 005880000a22001930004500 | ||
|---|---|---|---|
| 650 | 1 | 4 |
_9134743 _aAGRICULTURA |
| 650 | 1 | 4 |
_9151984 _aINVESTIGACION |
| 650 | 1 | 4 |
_9154480 _aMERCADEO |
| 515 | _aLos numeros (1,5,7,12,20,23,29,35,37,39,44,60 (1-12) de esta serie se encuentran bajo el titulo: Dairy Herd Improvement Letter, en la coleccion de revistas | ||
| 593 | _a06-09-1994 | ||
| 310 | _aMen. | ||
| 596 | _aI | ||
| 245 | 1 | 0 | _aAGRICULTURAL RESEARCH SERVICE: ARG-NE |
| 260 | _bUSDA - Agricultural Research Service | ||
| 362 | 1 | _a1972- | |
| 590 | _gUSA | ||
| 942 | _cCR | ||
| 999 |
_c128796 _d128796 |
||