Sacbrood, a disease of bees
White, G. F. (Gershom Franklin),
1875-
creator
text
book
Washington
Govt. print. off
1913
1913
ENG
Bees
Diseases
Circular (United States. Bureau of Entomology), no. 169
https://www.biodiversitylibrary.org/bibliography/56965
27980294
10.5962/bhl.title.56965
NIC