Further studies of transit protective services for California bartlett pears
By: A. Lloyd Ryall, W.A. Radspinner and F.W. Allen
Contributors: Radspinner, W. A; Allen, F. W. (Frank Wisdom), 1887-1982; United States. Bureau of Plant Industry, Soils, and Agricultural Engineering
Series: H.T. & S. office report -- no. 262; H.T. & S. office report -- no. 262.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
Published: 1952
Place of publication: Fresno, Calif
Language: eng
Subjects: Transportation; Pears
Notes: Cover title.

"February 1, 1952."