WAYS OF ENTRANCE — CARRIERS OF INFECTION. 



75 



LITERATURE. 



1856. ScHACHT, Hermann. Bericht an das Konig- 

 liche Landes-Oekonomie-CoUegium uber die 

 Kartoffelpflanze und deren Krankheiten. 

 Berlin, Verlag von Karl Wiegandt, 1856, 

 Quarto, 30 pp., 10 plates. 



1887. Savastano, Luigi. Tubercolosi iperplasie et 

 tumori dell' olive. Ann. R. Sc. Sup. Agr. 

 Portici, 1887, vol. v, fasc. 4. 



1891. Waite, Merton B. Result from Recent In- 

 vestigations in Pear-blight. Bot. Gazette, 

 1891, p. 259. 



1895. Smith, Er WIN F. Bacillus tracheiphilus sp. nov. 



die Ursache des Verwelkens verschiedener 

 Cucurbitaceen. Centralb. fiir Bakt. Abt. 2, 

 Bd. I, No. 9-10, 1895, p. 365. 



1896. Smith, Erwin F. A Bacterial Disease of the 



Tomato, Egg-plant, and Irish Potato (Bacillus 



.solanacearum n. sp.). Bull. No. 12, Div. of 



Veg. Phys. and Path., U. S. Dept. of Agric, 



Dec. 19, 1896, 26 pp., 2 plates. 

 1903. Smith, Erwin F. Observations on a Hitherto 



Unreported Bacterial Disease the Cause of 



which Enters the Plant through Ordinary 



Stomata. Science, N. S., vol. xvii. No. 429, 



March 20, 1903, pp. 456-457. 

 1905. Smith, Erwin F. Bacterial Infection by Way 



of the Stomata in Black Spot of the Plum. 



Science, N. S., vol. xxi, No. 535, March 31, 



1905, p. 502. 

 1905. Smith, Erwin F., and Hedges, Florence. 



Burrill's Bacterial Disease of Broom Corn. 



Science, N. S., vol. xxi. No. 535, March 31, 



1905, pp. 502-503. 

 1905. Schipf-Giorgini, Ruggero. Ricerche suUa 



tubercolosi dell'ulivo. Reale Accademia dei 



Lincei (Anno ccci, 1904). Roma, 1905, pp. 



185-210, 2 plates. Also a separate. 



1906. Smith, Erwin F. Channels of Entrance and 



Types of Movement in Bacterial Diseases of 

 Plants. Science, N. S., vol. xxiii. No. 585, 

 March 16, 1906, pp. 424-425. 



1907. Smith and Townsend. A plant tumor of 



bacterial origin. Science, N. S. Vol. xxv, 

 April 26, 1907, pp. 671-673. 



1908. Smith, Erwin F. Recent studies of the olive 



tubercle organism. Bull. 131, pt. iv, Bureau 

 Plant Industry, U. S. Dept. of Agric. 



1 910. Jensen, C. O. Von echten Geschwulsten bei 



Pflanzen. Deuxi^me conference internat. pour 

 I'etude du cancer. Rapport. Paris, Oct., 



1910, pp. 243-254. 



1911. Smith, Erwin F. Crown-gall. Phytopathology, 



vol. I, No. I, pp. 7-11, 2 plates. Feb., 191 1, 

 Ithaca, N. Y. Andrus and Church, Printers. 



1911. Smith, Brown and Townsend. Crown-gall: 

 Its cause and remedy. Bull. 213, Bureau 

 Plant Industry, U. S. Dept. of Agric, Feb. 28, 



191 1, pp. 215, 3 text-figures, and 36 plates. 



191 1. Smith, Erwin F. Crown-gall and Sarcoma. 

 An. Meeting Am. Asso. for Cancer Research. 

 Buffalo, N. Y., April 12, 1911. Circular 85, 

 Bureau of Plant Industry, U. S. Dept. of Agiic. 



191 1. Barber, M. A. A Technic for the Inoculation 

 of Bacteria and other Substances into Living 

 Cells. Jour, of Infectious Diseases, vol. 8, 

 No. 3, April 12, 1911, pp. 348-360. 



1911. McCulloch, Lucia. A Spot Disease of Cauli- 

 flower. Bull. 225, Bureau of Plant Industry, 

 U. S. Dept. of Agric, Wash., D. C, 1911, 15 

 pp., 3 plates. 



