The development of package-bee colonies
By: by W.J. Nolan.
Contributors: United States. Dept. of Agriculture.
Series: Technical bulletin / United States Department of Agriculture -- no. 309; Technical bulletin (United States. Dept. of Agriculture) -- no. 309.
Publisher: U.S. Dept. of Agriculture
Published: 1932
Place of publication: Washington
Language: eng
Number of pages: 44
Subjects: Bee culture.
Notes: Caption title.

Literature cited: p. 42-44.