Cobalt bullets
oleh: W Weir, R Shippey, F Bell, L Maxwell, D Torell
| Format: | Article |
|---|---|
| Diterbitkan: | University of California Agriculture and Natural Resources 1961-12-01 |
Deskripsi
Cobalt supplements in the form of “bullets” did not significantly improve sheep gains in a series of tests conducted in five northern California counties.