1. Note from the Publisher

   • Jacco Flipsen

   Letter 30 June 2006 Pages: 1 - 1

2. Letter from the Editor to the Readers of Potato Research

   • P. C. Struik

   Letter 30 June 2006 Pages: 3 - 3

3. Trends in Agricultural Science with Special Reference to Research and Development in the Potato Sector

   • P. C. Struik

   OriginalPaper 15 June 2006 Pages: 5 - 18

4. The History of Potato (Solanum tuberosum L.) Research in Spain

   • J. I. Ruiz de Galarreta
   • J. Pascualena
   • E. Ritter

   OriginalPaper 15 June 2006 Pages: 19 - 25

5. Challenges to Organic Potato Farming: Disease and Nutrient Management

   • M. R. Finckh
   • E. Schulte-Geldermann
   • C. Bruns

   OriginalPaper 15 June 2006 Pages: 27 - 42

6. Emerging and Re-emerging Potato Diseases in the Andes

   • Luis F. Salazar

   OriginalPaper 24 June 2006 Pages: 43 - 47

7. Genetic Resources (Including Wild and Cultivated Solanum Species) and Progress in their Utilisation in Potato Breeding

   • J. E. Bradshaw
   • G. J. Bryan
   • G. Ramsay

   OriginalPaper 15 June 2006 Pages: 49 - 65

8. Potato and Human Exploration of Space: Some Observations from NASA-Sponsored Controlled Environment Studies

   • Raymond M. Wheeler

   OriginalPaper 15 June 2006 Pages: 67 - 90