| 000 | 00374nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 130225s9999 xx 000 0 und d | ||
| 100 | _aLush, Jay L. , Lacy, M.D. | ||
| 245 | _aAges of breeding cattle and the possibilities of using proven sires | ||
| 260 |
_aIowa _c1932 |
||
| 300 | _a35-78 p. | ||
| 440 | _aIowa Agricultural Experiment | ||
| 901 | _a21819 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c3662 _d3662 |
||