BIOLOGIC SPECIALIZATION IN THE GENUS SEPTORIA 
31 
8. Eriksson, J. Ueber die Spezialisierung des Parasitismus bei den Getreiderostpilzen. 
Ber. Deutsch. Bot. Ges. 12: 292-331. 1894. 
9. . Ueber die Spezialisierung des Getreideschwartzrostes in Schweden und 
anderen Landern. Centralbl. Bakt. Abt. 2. 9: 654-658. 1902. 
10. Garman, P. The genus Septoria. Presented in tabulation with discussion. Un- 
published. 
11. Gilbert, E. M. Biologic forms of black knot. Phytopathology 3: 246-247. 1913. 
12. Hesler, L. R. Biological strains of Sphaeropsis malorum. Phytopathology 4: 45. 
1914. 
13. Hitchcock, A. S., and Carleton, M. A. Second report on the rusts of grain. Kan. 
Agr. Exp. Sta. Bull. 46. 1894. 
14. Johnson, A. G. Septoria on barley. Abstract in Phytopathology 6: 117. 1916. 
15. Levin, E. The leaf-spot disease of tomato. Mich. Agr. Coll. Techn. Bull. 25. 1916. 
16. Mangin, L. Sur le Septoria graminum Desm,, destructeur des feuilles du Ble. Compt. 
Rend. Acad. Sci. (Paris) 126: 1438-1440. 1898. 
17. Marchal, E. De la specialisation du parasitisme chez V Erysiphe graminis. Compt. 
Rend. Acad. Sci. (Paris) 135: 210-212. 1902. 
18. Montemartini, L. Sopra la specializzazione dei funghi parassiti con particolare 
riguardo alia specializzazione delle ruggini dei cereali. Riv. Patol. Veg. 8: 33-44; 
145-158. 1916. 
19. Mortensen, M. L., Rostrup, S., and Ravn, F. K. Oversigt over Landbrugsplanternes 
Sygdome i 1910. Abstract in Centralbl. Bakt. 33: 576. 1912. 
20. Miiller, K. Zur Biologic der Schwarzfleckenkrankheit der Ahornbaume hervorgerufen 
durch den Pilz Rhytisma acerinum. Centralbl. Bakt. 36: 67-98. 19 12. 
21. Neger, F. W. Beitrage zur Biologic der Erysipheen. Flora 90: 221-272. 1902. 
22. Norton, J. B, S. Host limitations of Septoria lycopersici. Abstract in Phytopathology. 
7: 65. 1917. 
23. Rands, R. D. Alternaria on Datura and potato. Phytopathology 7: 327-337. 1917. 
24. Reed, G. M. Infection experiments with Erysiphe graminis DC. Trans. Wis. Acad. 
15: 135-162. 1905. 
25. , Infection experiments with the mildew on cucurbits, Erysiphe cichoracearum 
DC. Trans. Wis. Acad. 15 : 527-547. (1906)1905. 
26. . The mildew of the cereals. Bull. Torrey Club 36: 353-388. 1909. 
27. . Infection experiments with the powdery mildew of wheat. Phytopath- 
ology 2: 81-87. 1902. 
28. . The physiological relations of the powdery mildews to their hosts. Mo. 
Agr. Exp. Sta. Bull. 141. 1916. 
29. . The powdery mildews of Avena and Triticum. Mo. Agr. Exp. Sta. 
Research Buil. 23. 1916. 
30. Salmon, E. S. On specialization of parasitism in the Erysiphaceae. Bot. Centralbl. 
14: 261-315. 1903. 
31. . Infection-powers of ascospores in Erysiphaceae. Journ. Bot. Brit. 9 For. 
41: 159-165; 204-212. 1903. 
32. . Cultural experiments with the barley mildew, Erysiphe graminis DC. 
Ann. Mycol. 2: 70-99. 1904. 
33. . Cultural experiments with biologic forms of the Erysiphaceae. Phil. 
Trans. London, ser. B. 197: 107-122. 1904. 
34* — ■ — • On Erysiphe graminis DC, and its adaptive parasitism within the genus 
Bromus. Ann. Mycol. 2: 255-266; 307-343. 1904. 
35- . Recent researches on the specialization of parasitism in the Erysiphaceae. 
New Phytol. 3: 55-60. 1904. 
36. . On specialization of parasitism in the Erysiphaceae. II. New Phytol. 3: 
109-121. 1904. 
