1. Some aspects of the mineral composition of potato tubers in relation to blackening after cooking

   • W. E. Tottingham

   OriginalPaper Pages: 199 - 203

2. Report on potato virus diseases in 1938

   • T. P. Dykstra

   OriginalPaper Pages: 204 - 212

3. Potato breeding investigations in 1938: Review of literature

   • C. F. Clark

   ReviewPaper Pages: 212 - 220

4. Blight immuneVersus blight resistant potatoes

   • Donald Reddick
   • W. R. Mills

   OriginalPaper Pages: 220 - 224

5. Sectional notes

   • E. Marx
   • C. H. Metzger
   • G. S. Ralston

   Announcement Pages: 224 - 228