LIST OF SPECIFIC DISEASES OF PLANTS 46 1 



Leaf-blotch (Actinonema roscc (Lib.), Fr.). 



Descr. Illus., U. S. Dep. Agr., Rep. for 1887, pp. 366-368 (1888). 



Treat, (pos.), N. J. Agr. Exp. Sta., Rep. 13, 1892, p. 281 (1893). 

 Leaf-spot {Sphosrelta rosigena, Ell.). 



Occ. 

 Mildew {Peronospora sparsa, Berk.). 

 Powdery Mildew {Sphxrotheca pannosa (Wallr.), Lev.). 



Descr., N. J. Agr. Exp. Sta., Rep. 13, 1892, p. 281 (1893). 



Treat, (pos.), N. J. Agr. Exp. Sta., Rep. 13, 1892, pp. 281-282 (1893). 

 Rust {Phragmidium snbcorlicium (Schrank) Wint. and Ph. speciorum, Fr.). 



Descr. Illus., U. S. Dept. Agr., Rep. for 1887, pp. 369-372 (i888). 



Treat, (pos.). See U. S. Dept. Agr., Exp. Sta. Rec, X-7, p. 651 (1899). 

 Twig-blight (Bolrylis cinerea, Pers.). 



Rye 



{Secale cereale, L.) 



Anthracnose {Colletolrichum gramincola (Ces.) Wilson). 

 Ergot {Claviceps purpurea, (Fr.) Tul.). 



Descr. Illus., S. Dak. Agr. Exp. Sta., Bull. 33, pp. 40-43 (1893). 



Treat, (rec), N. C. Agr. Exp. Sta., Bull. 76, p. 20 (1891). 

 Rust (Black-stem, Puccinia graminis, Pers., and Orange-leaf, P. rubigo-vera (DC), 

 Wint). 



See U. S. Dep. Agr., Div. Veg. Phys. & Path., Bull. 16, pp. 42-45 & 60. 

 Smut [Urocyslh occulta (Wallr.), Rabh.). 



Occ. Illus., Mass. Agr. Exp. Sta., Rep. 9, 1891, p. 247 (1892). 



Treat, (pos.), see Oats and Wheat (Smut). 

 Stem-blight {Leptosphmria herpolrichoides, de Not). 



Salsify 



(Tragopogon porrif alius, L.) 

 Rot (Bacterial). 



Descr., N. J. Agr. Exp. Sta., Rep. 11, 1890, p. 351 (1891). 

 White-rust (Cyslopus rragopogonis, (Pers.), Schrot.). 



Occ, N. J. Agr. Exp. Sta., Rep. 15, 1894, p. 355 (r895). 

 Rust {Puccinia Ira^opogoni (Pers.), Cda.). 



Scrub Pine 

 (Pinus viriginiana. Mill) 



Burl Disease {Cronarlium quercus (Brand.) Schrot.). 



Graves, A. H., Phytopathology IV (February, 1914). 

 Heart-rot {Trameles pini (Brot.) Fr.). 



Graves, A. H., Phytopathology IV (February, 1914). 



