Developments in pear rootstocks.
Series: Tree fruit production series; Extension mimeo -- 3684.; Extension mimeo (Washington State University. Cooperative Extension Service) -- 3684.
Publisher: Cooperative Extension Service, College of Agriculture, Washington State University
Published: 1972
Place of publication: Pullman
Language: eng
Notes: Caption title.

"Prepared by Fenton E. Larsen"--P. 5.

"September 1972."

"E.M. 3684."