The effect of two successive implantation with different levels of synthetic estrogen on the behavior and subsequent reproductive performance of s. c. white leghorn and New Hampshire cockerels
| Príomhchruthaitheoir: | |
|---|---|
| Formáid: | Tráchtas |
| Teanga: | English |
| Foilsithe / Cruthaithe: |
1960.
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| Ábhair: |