f>0 Levi Otto Gratz 



Peltier, George L. Parasitic Rhizoctonias in America. Univ. Illinois. 

 Agr. Exp. Sta. Bui. 189:279-390. 1916. 



Richards, B. L. Pathogenicity of Corticium vagum on the potato as 

 affected by soil temperature. Journ. agr. research 21 : 459-482. 1921 . 



— Further studies on the pathogenicity of Corticium vagum 



on the potato as affected by soil temperature. Journ. agr. research 

 23:761-770. 1923. 



Rolfs, F. M. Potato failures. A preliminary report. Colorado Agr. 

 Coll. Agr. Exp. Sta, Bui. 70 : 1-20. 1902. 



Corticium vagum B. and C. var. solani Burt. A fruiting 



stage of Rhizoctonia solani. Science n.s. 18:729. 1903. 



— Potato failures. A second report. Colorado Agr. Coll. 



Agr. Exp. Sta. Bui. 91 : 1-33. 1904. 



Rosenbaum, J., and Shapovalov, M. A new strain of Rhizoctonia 

 solani on the potato. Journ. agr. research 9:413-119. 1917. 



Shaw, F. J. F. The morphology and parasitism of Rhizoctonia, India 

 Dept. Agr., Bot. ser. Memoirs 4 (1911-12) : 115-153. 1912. 



Sherbakoff, C. D. Damping off. In Report of the Assistant Plant 

 Pathologist. Univ. Florida Agr. Exp. Sta. Rept. 1915:xcv-xcvii. 

 1916. 



— Damping off in the seed bed. In Report of the Associate 



Plant Pathologist. Univ. Florida Agr. Exp. Sta. Rept. 1916 :80#- 

 86/2. 1917 a. 



Some important diseases of truck crops in Florida. 



Univ. Florida Agr. Exp. Sta. Bui. 139:191-277. (Reference on 

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Memoir 77, A Systematic Study of the Anthomyimae of New York, with Especial Reference to the Male 

 and F etude Genitalia, the eighth preceding number in this series of publications, w.s mailed on December 

 18. 1921. 



