1. Activatetd carbon, pesticide residues, and potatoes

   • James B. Kring
   • John F. Ahrens

   OriginalPaper Pages: 405 - 408

2. Soil temperature affects infection of potato and tomato by mixtures of DM and MS strains of Verticillium albo-atrum

   • K. L. Khew
   • L. V. Busch

   OriginalPaper Pages: 409 - 413

3. Soil fumigation

   • J. D. Wilson

   OriginalPaper Pages: 414 - 426

4. Sanitation

   • G. H. Starr

   News and Reviews Pages: 427 - 435

5. Abstracts of papers presented at the Fifty-Second Annual Meeting of The Potato Association of America

   • Crozier J. A.
   • P. J. Ito
   • E. Hautala

   News and Reviews Pages: 436 - 444

6. New yearbook reports how agricultural research serves the nation

   News and Reviews Pages: 445 - 445

7. Golden nematode quarantine revised in New York state

   News and Reviews Pages: 446 - 446