1. Use of enzyme-linked immunosorbent assay to detect potato leafroll virus in field grown potato, cv. Russet Burbank

   • Kathy L. Flanders
   • David W. Ragsdale
   • Edward B. Radcliffe

   OriginalPaper Pages: 589 - 602

2. A method to assess cultivar differences in rate of physiological ageing of seed tubers

   • M. K. van Ittersum
   • K. Schölte
   • L. J. P. Kupers

   OriginalPaper Pages: 603 - 613

3. The effect of cultivar maturity on the resistance of potatoes to early blight caused byAlternaria solani

   • A. Johanson
   • H. D. Thurston

   OriginalPaper Pages: 615 - 623

4. Survival ofCorynebacterium sepedonicum at freezing and at wide fluctuations between freezing and above-freezing temperatures

   • G. A. Nelson
   • G. C. Kozub

   OriginalPaper Pages: 625 - 631

5. Genetic components of chip color evaluated after harvest, cold storage and reconditioning

   • F. Loiselle
   • G. C. C. Tai
   • B. R. Christie

   OriginalPaper Pages: 633 - 646

6. A procedure to correlate color measuring systems using potato chip samples

   • P. H. Orr
   • K. G. Janardan

   Short Communication Pages: 647 - 654

7. Honorary life members named

   News And Reviews Pages: 655 - 662

8. Certification Section Winter Meeting November 28, 1989 Jackson, Wyoming

   News And Reviews Pages: 663 - 665

9. Third triennial conference of Asian potato association

   News And Reviews Pages: 667 - 667