RUST RESISTANCE IN WINTER-WHEAT VARIETIES. 31 
(16) Hrrcencock, A. S., and Carteton, M. A. 
1893. Preliminary report on rusts of grain. Kans. Agr. Exp. Sta. Bul. 38,. 
- 1aF pe oup)- i 
(17) 1894. Second report on rusts of grain. Kans. Agr. Exp. Sta. Bul. 46, 9 p. 
(18) HutcHsrson, T. B., and Quantz, K. E. 
1917. The effect of greenhouse temperatures on the growth of small grains. 
. In Jour. Amer. Soc. Agron., v. 9, no. 1, p. 17-21, 1 fig., 2 pl. 
(19) JARDINE, W. M. 
1917. A new wheat for Kansas. Jn Jour. Amer. Soc. Agron., v. 9, no. 6, 
p. 257-266. 
(20) Jounson, Epwarp C. 
1911. Methods in breeding cereals for rust resistance. Jn Proc. Amer. Soc. 
Agron., v. 2 (1910), p. 76-80. 
(21) 1912. Cardinal temperatures for the germination of uredospores of cereal 
rusts. (Abstract.) In Phytopathology, v. 2, no. 1. p. 47. 
_ (22) KetteRMan, W. A. 
1903. Uredineous infection experiments in 1902. Jn Jour. Mycol., v. 9 
no. 65, p. 6-13. 
(23) La Cour, J. C. 
1863. Sygdommene i kornet og midlerne derimod. Jn Tidsskr. Land¢gkon., 
Raekke 3, Bd. 11, p. 249-264. 
(24) Leacu, Junian G. : 
1919. The parasitism of Puccinia graminis tritici Erikss. and Henn. and 
Puccinia graminis tritici-compacti Stak. and Piem. Jn Phyto- 
pathology, v. 9, no. 2, p. 59-88, pl. 4-6. 
(25) Levine, M. N., and Staxman, E. C. 
' 1918. A third biologic form of Puccinia graminis on wheat. Jn Jour. Agr. 
‘Research, v. 13, no. 12, p. 651-654. 
(26) Litttz, W. C. 
_ 1883. Report on wheat-mildew. Jour. Roy. aoe, Soc. England, ser. 2, v. 
19, p. 634-691. 
(27) Mains, E. B., and Jackson, H. S. ; 
1921. Two strains of Puccinia triticina on wheat in the United States. (Ab- 
stract.) Jn Phytopathology, v. 11, no. 1, P- 40. 
(28) Metcuers, Leo E. 
1915.. A way of obtaining an abundance of large uredinia from artificial 
culture. Jn Phytopathology, v. 5, no. 4, p. 236-237. 
and PARKER, JOHN H. 
1918. Three varieties of hard red winter wheat resistant to stem rust. (Ab- 
. stract.) Jn Phytopathology, v. 8, no. 2, p. 79. 
(30) 1918. Another strain of Pucciniagraminis. Kans. Agr. Exp. Sta. Cire. 68, 4p. 
(31) 1920. Three winter wheat varieties resistant to leaf rust in Kansas. In 
Phytopathology. v.10, no.3, p. 164-171, 3 fig. Literature cited, p.171. 
(32) Mrtuus, I. E., and Durrett, L. W. 
1919. Studies on the crown rust of oats. Iowa Agr. Exp. Sta. Research Bul- 
49, p. 115-144, 6 fig. Bibliography, p. 143-144. 
(33) Nitsson-EHRLE, H. 
1911. Kreuzungsuntersuchungen an Hafer und Weizen. II. Jn Lunds 
Univ. Arsskr., n. f., afd. 2, bd. 7, ur. 6, 84 p. Literaturverzeichnis 
zu der Balecane! p- 20. 
(29) 
