Nosema-disease
By: by G. F. White
Series: United States. Dept. of Agriculture. Bulletin -- no. 780; Bulletin of the U.S. Department of Agriculture -- no. 780.
Publisher: Govt. Print. Off.
Published: 1919
Place of publication: Washington
Language: eng
Number of pages: 59
Subjects: Bees -- Diseases
Notes: Cover-title.

"Literature cited": p.58-59.