1. Field resistance to leafroll infection in potato varieties

   • Seth Barton Locke

   OriginalPaper Pages: 39 - 43

2. Ring rot survey 1940–1947

   • H. M. Darling

   OriginalPaper Pages: 44 - 47

3. Abstracts of Papers Presented at the Annual Meeting of the Potato Association of America, Chicago, Ill.

   Abstract Pages: 47 - 62

4. Sectional notes

   • Frank E. Garrett
   • G. D. Ruehle
   • Cleve H. Tandy

   Announcement Pages: 62 - 70

5. American potato yearbook

   Announcement Pages: 70 - 70

6. Protection of the property of the potato breeder in the Netherlands

   • H. Haan

   Erratum Pages: 70 - 70