32 BULLETIN 1046, U. S. DEPARTMENT OF AGRICULTURE. 
(34) PARKER, JOHN H. 
1918. Greenhouse experiments on the rust resistance of oat varieties. U.S. 
Dept. Agr. Bul. 629, 16 p., 2 fig., 3 pl. Literature cited, p. 16. 
(35) Rust in WHEAT CONFERENCE. 3 
1891-92. Report of the proceedings, 2d-3d session, 1891-92. Sydney (N.S. 
Wales), Adelaide (S. Australia). 
(36) Subbon: eG: 
1919. Establishing Kanred wheat in Kansas. Kans. Agr. Exp. Sta. Cire. 
74, 16 p., 7 fig. ; 
(37) StakmaN, E. C. 
1914. A study in cereal rusts. Physiological races. Minn. Agr. Exp. Sta. 
Bul. 138, 56 p., 9 pl. Bibliography, p. 50-54. 
and HoERNER, G. R. 
1918. The occurrence of Puccinia graminis tritici-compacti in the southern 
United States. Jn Phytopathology, v. 8, no. 4, p. 141-149, 2 fig. 
(39) ——— Levine, M.N., and Leacg, J. G. 
1919. New biologic forms of Puccinia graminis. [Preliminary paper.] In 
Jour. Agr. Research, v. 16, no. 3, p. 103-105. 
and PIEMEISEL, F. J. 
1917. Biologic forms of Puccinia graminis on cereals and grasses. _ In Jour 
Agr. Research, v. 10, no. 9, p. 429-496, pl. 53-59. 
(41) Unrrep States DEPARTMENT OF AGRICULTURE. cue, 
1920. Kanred wheat epoch-making for Kansas .... In U. 8S. Dept. Agr. 
Weekly News Letter, v. 8, no. 6, p. 6. 
(42) Waupron, L. R., and Crark, J. A. 
1919. Kota, a rust-resisting variety of common spring wheat. Jn Jour. 
Amer. Soc. Agron., v. 11, no. 5, p. 187-195, pl. 7. 
(38) 
(40) 
ADDITIONAL COPIES 
OF THIS PUBLICATION MAY BE PROCURED FROM 
THE SUPERINTENDENT OF DOCUMENTS — 
GOVERNMENT PRINTING OFFICE 
WASHINGTON, D. C. 
AT 
20 CENTS PER COPY 
V 
es Te 
