1. Jemseg: A new, early high-yielding potato variety with high resistance to virus Y and immune to virus X

   • D. A. Young
   • H. T. Davies
   • G. R. Johnston

   OriginalPaper Pages: 325 - 328

   

2. The relationship between tuber size and hollow heart in Norgold Russet potatoes

   • D. C. Nelson
   • M. C. Thoreson
   • D. A. Jones

   OriginalPaper Pages: 329 - 337

3. Changes in the nutrient composition of potatoes during home preparation: III. Minerals

   • Ruth H. True
   • John M. Hogan
   • Paul Orr

   OriginalPaper Pages: 339 - 350

4. The association ofErwinia carotovora var.atroseptica andErwinia carotovora var.carotovora with insects in Colorado

   • J. W. Kloepper
   • M. D. Harrison
   • J. W. Brewer

   OriginalPaper Pages: 351 - 361

5. Scientific Note

   • R. H. Storch
   • F. E. Manzer
   • O. P. Smith

   News and Reviews Pages: 363 - 364

6. International symposia in New Delhi, India

   News and Reviews Pages: 365 - 365

7. Tissue culture techniques for plant propagators W. Alton Jones Cell Science Center Continuing Education Program Tissue Culture Association, Inc. Lake Placid, NY

   News and Reviews Pages: 365 - 366