1. Infection experiments with potato ring rot and the effect of soil temperature on the disease

   • Arden F. Sherf

   OriginalPaper Pages: 27 - 29

2. Potato fertilization and nutrition studies in 1942

   • Ora Smith

   OriginalPaper Pages: 30 - 48

3. Sectional Notes

   • L. M. Ware
   • Ernest Marx
   • C. N. Clayton

   Announcement Pages: 49 - 52