| 000 | 00533nad a22001577a 4500 | ||
|---|---|---|---|
| 008 | 120525s1951 -us||||| |||| 00| 0 eng d | ||
| 041 | _aeng | ||
| 100 | 1 | _aRiedel, Bernard B. | |
| 245 | 1 |
_aQuantity and source of proteins as factors in the resistance of chickens to ascarids / _cBernard B. Riedel and J. E. Ackert |
|
| 260 |
_a[S.l. : _bs.n.], _c1951 |
||
| 300 |
_a497-502 p. ; _c28 cm |
||
| 440 | 1 |
_aPoultry science ; _v30 |
|
| 700 | 1 | _aAckert, James E. | |
| 760 |
_012922 _912922 _tSimbiosi. Parassitismo. _w12922 |
||
| 942 |
_2ddc _cPM |
||
| 999 |
_c31807 _d31807 |
||