TY - BOOK AU - Browder,L.E. TI - Pathogenic specialization in cereal rust fungi, especially Puccinia recondita f. sp. tritici: concepts, methods of study, and application T2 - United States. Department of Agriculture. Technical bulletin U1 - 630.8 PY - 1971/// CY - Washington,D.C. PB - United States Agricultural Research Service; United States Government Printing Office KW - Cereal rusts KW - Host-parasite relationships N1 - Cover title; Issued in cooperation with Kansas Agricultural Experiment Station; Bibliography: p. 47-51 ER -