Identifying races of Puccinia graminis f. sp. avenae ; a modified international system / [by D. M. Stewart and B. J. Roberts.

Bibliographic Details
Uniform Title:Technical bulletin (United States. Department of Agriculture) ; no. 1416.
Main Author: Stewart, D. M., 1908-1997
Other Authors: Roberts, Bill J., 1927-
Language:English
Published: Washington] : Agricultural Research Service, [1970]
Series:Technical bulletin (United States. Department of Agriculture) ; no. 1416.
Subjects:
Genre:
Physical Description:23 pages, 5 unnumbered pages : color illustrations ; 23 cm.
Format: Government Document Book

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