1. The longevity ofCorynebacterium sepedonicum on potato bags when placed under different environmental conditions

   • G. H. Starr

   OriginalPaper Pages: 177 - 179

2. Accuracy of the ultraviolet light method in selecting potato tubers free of virus

   • M. R. Harris

   OriginalPaper Pages: 179 - 183

3. Results of spraying and dusting potatoes in Michigan in 1946

   • J. H. Muncie
   • W. F. Morofsky

   OriginalPaper Pages: 183 - 187

4. The overwintering ofphytophthora infestans (Mont.) de Bary under long island conditions

   • L. C. Peterson

   OriginalPaper Pages: 188 - 197

5. Sectional notes

   • Frank Garrett
   • W. B. Ward
   • J. W. Scannell

   Announcement Pages: 198 - 208