Physiologic specialization of Puccinia recondita Rob. ex Desm. f. sp. tritici in the United States in 1962 and 1963
By: L. E. Browder, A. P. Roelfs, and C. O. Johnston
Contributors: Roelfs, Alan P., joint author; Johnston, C. O. (Charles Otis, 1893-1965., joint author; United States. Agricultural Research Service
Series: ARS 34 -- 69; ARS 34 -- 69.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service
Published: 1965
Place of publication: [Beltsville, Md.]
Language: eng
Subjects: Control; Testing; Puccinia recondita; Wheat; Diseases and pests
Notes: "March 1965"

Includes bibliographical references (p. 6).