1. Letter from the Editor

   • P. C. Struik

   EditorialNotes 05 January 2010 Pages: 273 - 273

2. The Use of True Potato Seed as Pro-poor Technology: The Efforts of an International Agricultural Research Institute to Innovating Potato Production

   • C. J. M. Almekinders
   • E. Chujoy
   • G. Thiele

   ReviewPaper 13 February 2010 Pages: 275 - 293

   

3. Physiological Age Research during the Second Half of the Twentieth Century

   • Daniel O. Caldiz

   ReviewPaper 29 January 2010 Pages: 295 - 304

   

4. Nitrogen Responses and Nitrogen Management in Potato

   • J. Vos

   ReviewPaper 27 January 2010 Pages: 305 - 317

   

5. Cultivation Practices and Potato Cultivars Suitable for Organic Potato Production

   • Jannie Elisabeth Hagman
   • Anna Mårtensson
   • Ulf Grandin

   OriginalPaper 12 June 2009 Pages: 319 - 330

   

6. Pyramiding of Meloidogyne hapla Resistance Genes in Potato Does Not Result in an Increase of Resistance

   • M. Y. Adillah Tan
   • René Alles
   • Herman J. van Eck

   OriginalPaper Open access 18 September 2009 Pages: 331 - 340

   

7. Characterization of Phytophthora infestans Isolates from Jersey, Channel Islands

   • Kenneth L. Deahl
   • Frances M. Perez
   • Louise R. Cooke

   OriginalPaper 29 September 2009 Pages: 341 - 354

   

8. Potato Starch Thermooxidation: Selection of the Optimal Calculation Method for Activation Energy Determination

   • Dawid Stawski
   • Roman Jantas

   OriginalPaper 03 December 2009 Pages: 355 - 365

   

9. Potato Transformation with Modified Nucleotide Sequences of the cry9Aa2 Gene Improves Resistance to Potato Tuber Moth

   • Jeanne M. E. Jacobs
   • Michael F. G. Takla
   • Anthony J. Conner

   OriginalPaper 22 December 2009 Pages: 367 - 378

   

10. Potato Virus Y ^NTN : A Coat and P1 Protein Sequences Analysis of a Brazilian Isolate

    • Haiko Enok Sawazaki
    • José Alberto Caram de Souza-Dias
    • Dagmar Stach Machado

    OriginalPaper 05 February 2010 Pages: 379 - 392