1. The effect of interval from haulm destruction to harvest on the gangrene potential of tubers in storage

   • R. B. Copeland
   • C. Logan

   OriginalPaper Pages: 203 - 213

2. The formation of 5′-nucleotides during cooking of potatoes

   • E. Dumelin
   • J. Solms

   OriginalPaper Pages: 215 - 228

3. Detection of potato aucuba mosaic virus by ‘Capsicum annuum’ leaf test

   • Bogomila Kratchanova

   OriginalPaper Pages: 229 - 239

4. Bacterial top rot: a new disease of the potato

   • G. S. Shekhawat
   • B. B. Nagaich Rajpal
   • V. Kishore

   Short Communication Pages: 241 - 247

5. The nature of a cytokinin in potato tubers

   • J. van Staden

   Short Communication Pages: 249 - 252

6. Expressing the need of ventilation of a potato pile

   • Bertil Hylmö
   • Walter C. Sparks

   Short Communication Pages: 253 - 256

7. Effects of naphtalenacetic acid on potato meristem tip development

   • S. Pennazio
   • Manuela Vecchiati

   Short Communication Pages: 257 - 261

8. Exploration, conservation and evaluation of potato germplasm in Argentina

   • K. A. Okada

   Short Communication Pages: 263 - 269

9. Forstander, lic. agro. Børge Jacobsen, 2nd January 1916–4th March 1976

   • D. E. van der Zaag

   Association News Pages: 271 - 272

10. Ir Jan Hiddema, 23rd July 1921–13th May 1976

    • D. E. van der Zaag

    Association News Pages: 273 - 274

11. Council notices

    Association News Pages: 275 - 278

12. Ultrafiltration of potato process water—influence of processing variables

    • Gun Eriksson
    • Björn Sivik

    OriginalPaper Pages: 279 - 287

13. Model studies on behaviour of pectic substances in the potato cell wall during boiling

    • M. J. H. Keijbets
    • W. Pilnik
    • J. F. A. Vaal

    OriginalPaper Pages: 289 - 303

14. Phosphorus balance in potato tubers

    • W. A. Quick
    • P. H. Li

    OriginalPaper Pages: 305 - 312