LIST OF SPECIFIC DISEASES OF PLANTS 457 



Blight (Bacillus solanaccamm, E. F. Sm.). 



Descr. Illus. Treat, (rec), U. S. Dep. Agr., Div. Veg. Phys. & Path., Bull. 12 

 (1896). 

 Chytridiose or Black Scab (Synchytriutn cndohioikum (Schilb.) Vcxa\a.l = Chryso- 



phlyclis cndohioiica, Schilb.) 

 Downy Mildew or Rot {Phytophthora infcslans, de By.). 



Descr. Illus., U. S. Dep. Agr., Rep. for 1888, pp. 337~33S (1889). 

 N. H. Agr. Exp. Sta., Bull. 22, pp. 3-5 (1894). 

 N. Y. (Corn. Univ.) Agr. Exp. Sta., Bull. 113, pp. 249-254 (1896). 

 Vt. Bull. 168, pp. 100, pis. 10, figs. 10 (August, 191 2). 

 Conn. Rep., pt. 10, pp. 753-774 (1909)- 



Melhus, I. E., Hibernation in the Irish Potato, Journ. Agr. 

 Research V, pp. 71-102 (1915). 

 Treat, (pos.), U. S. Dep. Agr., Farm. Bull. 91 (1899). 

 Dry-rot {Fusarium solani (Mart.) Sacc. and F. radicicola, WoUenw.). 



Occ, 111. Agr. Exp. Sta., Bull. 40, p. 139 (1895). 

 Internal Browning (Bacterial ?). 



Descr., 111. Agr. Exp. Sta., Bull. 40, pp. 138-139 (1895). 

 N. Y. Agr. Exp. Sta., Bull. loi, pp. 78-83 (1896). 

 Leaf-blotch {Cercospora concors (Casp.) Sacc). 



Stevens & Hall, Diseases of Economic Plants, p. 278 (1910). 

 Leaf-mold or Early-blight (AUernaria solani (Ell. & Mart.), Jones & Grout). 

 Descr. Illus., Del. Agr. Exp. Sta., Rep. 4, 1891, pp. 58-59 (1892). 



N. Y. (Corn. Univ.) Agr. Exp. Sta., Bull. 140, p. 393 (1897). 

 Vt. Agr. Exp. Sta., Bull. 72, pp. 16-25 (1899). 

 Treat, (pos.), U. S. Dept. Agr., Farm. Bull. 91, pp. 5-7 (1899). 

 Wise. Rep., pp. 343-354, figs. 7 (1907)- 

 Leak (Pylhium de Baryaniim, Hesse.) 



Journ. Agr. Research VI, pp. 627-640, pi. i (1916). 

 Powdery^ Scab {Spongospora siihkrranea). 



Orton, W. A., Potato Tuber Diseases, U. S. Farm. Bull. 544 (1913)- 

 Bull., U. S. Dept. Agr., No. 82 (1914). 

 Powdery Dry-rot {Fusarium Iriclwlhecoides Wollenw.). 

 Orton, W. A., U. S. Farm. Bull. 544 (1913). 

 Pratt, Journ. Agric. Res., VI: 817-831, Aug. 21, 1916. 

 Root-rot {Entorrhiza solani, Fautr.). 



See U. S. Dept. Agr., Exp. Sta. Rec, VII-io, p. 873 (1896). 

 Scab (Actinomyces chrcmogenes, Gasp.). 



Descr. Illus., Conn. Agr. Exp. Sta., Rep. 14, 1890, pp. 81-95 (1891). 

 Descr. Illus., Conn. Agr. Exp. Sta., Rep. 15, 1891, pp. 153-160 (1892). 



1 Carpenter, C. W.: Some Potato Tuber-rots Caused by Species of Fusarium, 

 Journal of Agricultural Research V, pp. 183-209 (Nov. i, 1915). 



^ Consult Melhus, I. E., Rosenbaum, J. and Schultz, E. S.: Studies of Spon- 

 gospora subterranea and Phoma tuberosa of the Irish Potato, Journ. Agr. Research 

 Vn, pp. 213-253, October, 1916, also IV, pp. 265-278. 



