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THE INCIDENCE OF BLACKHEAD AND OCCURRENCE OF HETERAKIS PAPILLOSA IN A FLOCK OF ARTIFICIALLY REARED TURKEYS
In a flock of artificially reared turkeys originally consisting of 85 birds and reduced during the summer and fall by deaths and withdrawals for experimental purposes to 42 birds, five cases of blackhead occurred. These appeared during the months of July, September, and October. In four, Heterakis w...
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| Formato: | Texto |
| Lenguaje: | English |
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The Rockefeller University Press
1921
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2128204/ https://www.ncbi.nlm.nih.gov/pubmed/19868526 |