| 000 | 00364nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 080 | _acu | ||
| 100 | _aF.A. Hays | ||
| 245 | _aIntensity or rate of laying in relation to fecundity | ||
| 260 | _aAmherst, Massachusetts | ||
| 260 | _c1927 | ||
| 300 | _aMassachusetts Agri | ||
| 901 | _pS1830 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c125819 _d125819 |
||