17 



being considered as a distinct species. 



Cone. 1 us io ns 



More work will have to be done befofe it can "be deter- 

 mined definitely how this spot is formed. Although Alternaria 

 has heen found in every case^ it may or may not be the direct 

 cause. The time and method of entering the fruit will have to 

 he determined in the orchard. Nothing certain can be said with 

 regard to it until a typical spot has been reproduced by inocu- 

 lation, but the presence of the Alternaria in the spots seems 

 significant. 



Re f er en ce s 



1. Morse, W,Maine, Agr. Fxp . Sta. Bui. 164, 1908 



2. Stakman, L. C. and Rose, R. C, Phyto. 4: 333, 1914 



3. Longyear, B. 0., Col. Agr. Exp. Sta. Bui. 105:12, 



1905 



4. Cook, M. T., and Martin, G. Phyto. 3:119, 1913 



5. Scott, W. M., Phyto. 1:32, 1911 



6. Norton, J. B. S., Phyto. 3:99, 1913 



7. Brooks, Fisher, Cooley, Exp. Sta. Rec. 33, 1914 



