https://digitalcollections.library.oregon.gov/nodes/view/159461
Control of external parasites of sheep | State Library of Oregon Digital Collections
Date: 1966 | Collection: Oregon State University - Extension Service | Read the full record details for State Publication: Control of external parasites of...
external parasitesstate librarycontrolsheeporegon
https://digitalcollections.library.oregon.gov/nodes/view/157482
Some external parasites of poultry | State Library of Oregon Digital Collections
Date: 1913 | Collection: Oregon State University - Extension Service | Read the full record details for State Publication: Some external parasites of poultry
external parasitesstate librarypoultryoregondigital