1. Indicator plants for studies with the leafroll virus of potatoes

   • Hugh C. Kirkpatrick

   OriginalPaper Pages: 283 - 290

2. Studies on the host range of the golden nematode of potatoes,Heterodera rostochiensis Wollenweber

   • W. F. Mai
   • B. F. Lownsbery

   OriginalPaper Pages: 290 - 294

3. Resistance to common scab of potatoes in parental clones and in their hybrid progenies

   • F. A. Krantz
   • Carl J. Eide

   OriginalPaper Pages: 294 - 300

4. Utilization of white potatoes

   • R. H. Treadway

   OriginalPaper Pages: 300 - 302

5. Sectional notes

   • Arthur Hawkins
   • W. B. Ward
   • Roger Gagnon

   Announcement Pages: 302 - 314