1. A potato harvester delivery conveyor with automatic discharge height control

   • D. C. McRae

   Articles 01 June 1974 Pages: 138 - 151

2. Aphid-trapping glandular hairs on hybrids ofSolanum tuberosum andS. berthaultii

   • R. W. Gibson

   Short Communication 01 June 1974 Pages: 152 - 154

3. Report of the Meeting of the Eucarpia ‘Physiology Section’ (Pisa, Italy, 15–18 May 1973)

   Report 01 June 1974 Pages: 155 - 164

4. Obituary

   Association News 01 June 1974 Pages: 165 - 166

5. Section notices

   • E. R. Keller

   Association News 01 June 1974 Pages: 166 - 166

6. Physiology section

   • M. Umaerus

   Association News 01 June 1974 Pages: 167 - 167

7. Some problems in the analysis of pectin in potato tuber tissue

   • M. J. H. Keijbets
   • W. Pilnik

   Articles 01 June 1974 Pages: 169 - 177

8. Dry matter content of potatoes in relation to country of origin

   • N. W. Simmonds

   Articles 01 June 1974 Pages: 178 - 186

9. The role of the seed tuber in the contamination byErwinia carotovora of potato crops in Scotland

   • M. C. M. Pérombelon

   Articles 01 June 1974 Pages: 187 - 199

10. Effects of temperature, oxygen tension and relative humidity on the wound-healing process in the potato tuber

    • M. J. Wigginton

    Articles 01 June 1974 Pages: 200 - 214

11. Studies on potato sprout suppressants. 1. Residual levels of tecnazene in laboratory-treated and in commercial samples of potatoes

    • J. Dalziel
    • H. J. Duncan

    Articles 01 June 1974 Pages: 215 - 223

12. Sucrose accumulation during high-temperature storage of potato tubers

    • S. C. Verma
    • T. R. Sharma
    • S. M. Varma

    Short Communication 01 June 1974 Pages: 224 - 226

13. The inheritance of the split stigma character in diploidSolanum species

    • R. Kessel
    • P. R. Rowe

    Short Communication 01 June 1974 Pages: 227 - 233

14. Identification of plant viruses. Methods and experiments

    • B. D. Harrison

    Reviews and Publications Received 01 June 1974 Pages: 234 - 234

15. Obituary

    Association News 01 June 1974 Pages: 235 - 235

16. Obituary

    Association News 01 June 1974 Pages: 236 - 236

17. Sixth triennial conference

    Association News 01 June 1974 Pages: 237 - 240

18. Section notices

    • A. J. D. Howells

    Association News 01 June 1974 Pages: 240 - 240

19. The International Potato Centre CIP, Lima (Peru) — aims and activities

    • E. R. Keller

    News 01 June 1974 Pages: 241 - 248

20. Amylase and invertase activities in relation to the concept of a ‘physiological sink’ in potato plants grown in different seasons, and the influence of chlormequat upon these

    • Mohamed M. El-Fouly
    • N. A. Garas

    Articles 01 June 1974 Pages: 249 - 260

21. Varietal susceptibility to damage in potatoes

    • D. P. Blight
    • A. J. Hamilton

    Articles 01 June 1974 Pages: 261 - 270