May 19,19*3 
Temperature Influence on Spore Germination 
597 
(4) Hitchock, a. S., and Norton, J. B. S. 
1896. CORN SMUT. In Kans. Agr. Bxp. Sta. Bui. 62, p. 169-214, 10 pi. 
(5) Mairh, R. 
1898. NOT^ SUR I.E DEVKLOPPEMENT SAPROPHYTIQUK ET SUR LA STRUCTURE 
CYTOLOGIQUE DES SPORIDIES-LEVURES CHEZ l’ USTILAGO MAYDIS. 
In Bul. Soc. Mycol. France, v. 14, p. 161-173. Bibliographical 
footnotes. 
(6) Norton, J. B. S. 
1896. A STUDY OP THE KANSAS USTH^AGINEAE, ESPECIALLY WITH REGARD TO 
THEIR GERMINATION. In Trans. Acad. Sci. St. Louis, v. 7, p. 229- 
242, pi. 25-29. 
(7) PiEMEiSEL, F. J. 
1917. FACTORS AFFECTING THE PARASITISM OP USTILAGO ZEAE. In Phyto¬ 
pathology, V. 7, p. 294-307. Literature cited, p. 307. 
(8) Thompson, Noel F. 
1921. THE EFFECT OF CERTAIN CHEMICALS, ESPECIALLY COPPER SULFATE AND 
SODIUM CHLORIDE, ON THE GERMINATION OF BUNT SPORES. (Abstract.) 
In Phytopathology, v. ii, p. 37-38. 
(9) VoLKART, Albert. 
1906. DIE BEKAMPFUNG DES STEINBRANDES DES WEIZENS UND DES KORNES. 
In Landw. Jahrb. Schweiz., v. 20, p. 445-490, illus. Bibliographical 
footnotes. 
