Physiologic races of Puccinia recondita f. sp. tritici in the United States from 1926 through 1960

Physiologic races of Puccinia recondita f. sp. tritici in the United States from 1926 through 1960 [by C. O. Johnston and others. - Washington] Agricultural Research Service, U. S. Dept. of Agriculture [1968] - 18 p. 23 cm. - U.S. Dept. of Agriculture. Technical bulletin; no. 1393 . - Technical bulletin (United States. Department of Agriculture) ; no. 1393. .

Bibliography: p. 18.

agr68000164


Puccinia recondita.

S21 / .A72 no. 1393

630/.8 s

Ag84Te no. 1393

Powered by Koha