1. Report of the committee to coordinate research on new and unusual potato diseases

   • T. P. Dykstra
   • R. W. Goss
   • J. G. Leach

   Announcement Pages: 81 - 88

2. The copper content of Long Island soils in relation to tuber rot of potatoes caused by

   • J. B Skaptason
   • L. C. Peterson
   • F. M. Blodgett

   OriginalPaper Pages: 88 - 92

3. Potato breeding for fusarium resistance

   • W. C. Edmundson
   • L. A. Schaal

   OriginalPaper Pages: 92 - 95

4. Performance of clonal strains of triumph potatoes II. Comparison of strains under irrigation conditions in Western Nebraska

   • H. O. Werner

   OriginalPaper Pages: 95 - 99

5. Sectional notes

   • E. Marx
   • A. H. Eddins
   • J. F. Rosborough

   Announcement Pages: 100 - 104