148 



Smith, Clayton o., Further proof of the cause and infectious- 



ness of crown-gall. 



Univ. of Calif. public, Buil. No. 235. Berkeley, Calif., Dec. 1912. 

 Smith, Clayton O., Crown gall or plant cancer. 



ïhe Monthly Bulletin, Vol. V, No. O, p. 201. Sacramento, 



Californië 1916. 



Smith, E. F. und Townsend, C. O., Ein Pflanzentumor bakte- 



riellen Ursprunges. 



Centralblatt f. Bakteriologie etc, II. Abt., Bd. XX, 1907, p. 89. 

 , Titel? 



„Science", April 26, 1907, p. 671. 



Smith, E. F. Crown-gall of Plants. 



Phytopathology, Vol. I, No. I, p. 7. 

 Crown-gall and sarcoma. 



Bureau of Plant-Industry, Circ 85. Washington, 1911. 

 , Brown, Nellie A., and Townsend, C. O. Crown-gall 



of plants; lts cause and remedy. Bureau of Plant-Industry, 

 Buil. 213, Washington, 1911. 

 Pflanzenkrebs versus Menschenkrebs. 



Centralblatt f. Bakteriologie, X IL Abt., Bd. XXXIV, 1912, p. 894. 

 , Brown, Nellie A. and Mc Culloch, Lucia. The 



structure and development of crown-gall : a plant cancer. 



Bureau of Plant-Industry, Buil. 255. Washington, 1912. 

 Smith, E. F. Le cancer est-il une maladie du règne végétal? 



C. R. du Ier Congres international de pathologie comparée 



au 17—23 Oct. 1912. T. II, p. 984, Paris, 1914. 

 Crown-gall studies showing changes in plant struc- 



tures due to a changed stimulus. Piep. fr. Journal of agric. 



research. Vol. VI, No. 4. Washington, April 1916. 

 Townsend, C. O., Field studies of the crown-gall of sugar-beets. 



Buil. of the U. S. dep. of agric, No. 203. Washington, April 1915. 



