1. Techniques for detecting and measuring developmental and maturational changes in tuber native periderm

   • Edward C. Lulai
   • Paul H. Orr

   OriginalPaper Pages: 489 - 505

2. Use of the virus strain group concept to characterize the resistance to PVX and PVY^o in the potato cv Allegany

   • J. P. T. Valkonen
   • S. A. Slack
   • R. L. Plaisted

   OriginalPaper Pages: 507 - 516

3. Identification of parents suitable for molecular mapping of immunity and resistance genes in solanum species

   • Carol A. Ishimaru
   • Nora L. V. Lapitan
   • Kristin Pedas

   OriginalPaper Pages: 517 - 533

4. Genetic relationships of Japanese potato cultivars assessed by RAPD analysis

   • K. Hosaka
   • M. Mori
   • K. Ogawa

   OriginalPaper Pages: 535 - 546

5. Solanum microdontum (PI 558098): A diagnostic host plant for potato virus A

   • Mathuresh Singh
   • Rudra P. Singh

   Short Communication Pages: 547 - 551

6. Book review

   • Robert L. Plaisted

   News & Reviews Pages: 553 - 554