Investigations on harvesting and handling fall and winter pears
By: by W.T. Pentzer ... [et al.].
Contributors: Pentzer, W. T. 1901-; United States. Dept. of Agriculture.
Series: Technical bulletin / United States Department of Agriculture -- no. 290; Technical bulletin (United States. Dept. of Agriculture) -- no. 290.
Publisher: U.S. Dept. of Agriculture
Published: 1932
Place of publication: Washington
Language: eng
Number of pages: 30
Subjects: Pear.
Notes: Caption title.

Literature cited: p. 28-29.