Cucurbit Genetics Cooperative

Report No. 2

July 1979

Table of Contents (article titles linked to html files)

• Introduction
  • Resolution and Acknowledgment
  • Report of Second Annual Meeting
  • Announcement of Third Annual Meeting
  • Comments
  • Announcement of Cucurbit Related Meetings
  • Erratum
• Cucumber (Cucumis sativus)
  1. The effects of illumination, explant position, and explant polarity on adventitious bud formation in vitro of seedling explants of Cucumis sativus L. cv. 'Hokus'
     J.B.M. Custers and L.C. Buijs (The Netherlands)
  2. Breeding glabrous cucumber varieties to improve the biological control of the glasshouse whitefly
     O.M.B. de Ponti (The Netherlands)
  3. Development and release of breeding lines of cucumber with resistance to the twospotted spider mite, Tetranychus urticae Koch
     O.M.B. de Ponti (The Netherlands)
  4. Linkage of bacterial wilt resistance and sex expression genes in cucumber
     A.F. Iezzoni and C.E. Peterson (USA)
  5. The influence of temperature on powdery mildew resistance in cucumber
     H.M.Munger (USA)
  6. Dominant genes for resistance to powdery mildew in cucumber
     H.M. Munger, Abad Morales and Sadig Omara (USA)
  7. Interspecific grafting to promote flowering in Cucumis hardwickii
     J. Nienhuis and R.L. Lower (USA)
  8. Low temperature adapted slicing cucumbers release
     A.P.M. den Nijs (The Netherlands)
  9. Silver compounds inducing male flowers in gynoecious cucumbers
     A.P.M. den Nijs and D.L. Visser (The Netherlands)
  10. Investigations of the effects of plant type and morphology of the cucumber on infestations by the pickleworm, Diaphania nitidalis Stoll
      Terry Lane Pulliam, R.L. Lower and E.V. Wann (USA)
  11. Isozyme analysis of the “megurk”
      R.W.Robinson, J.T. Puchalski and A.C. de Ruiter (USA and The Netherlands)
• Melon (Cucumis melo)
  12. Pollen germination in interspecific crosses between muskmelon and some wild Cucumis species
      R.D. de Vaulx (France)
  13. A technique for improving fruit set by hand pollination and observations on optimum cultural conditions for fruit set under greenhouse conditions
      J.A. Principe and J.D. McCreight (USA)
  14. Varietal differences in growth of melon (Cucumis melo L.) at low temperature
      G. Risser (France)
• Watermelon (Citrullus lanatus)
  15. Improvement of watermelon with polyploids
      O.J. Eigsti (USA)
  16. Growing seedless hybrid (triploid) watermelons by direct seeding
      H.H. Partridge (USA)
  17. Preliminary report on association of Diabrotica resistance and morphological characters in watermelon
      B.B.Rhodes (USA)
  18. Race 2 anthracnose resistance in a watermelon line with a pale leaf character
      B.B.Rhodes (USA)
• Squash and Pumpkin (Cucurbita spp.)
  19. Attempts to cross Cucurbita moschata (Duch.) Poir. 'Butternut' and C. pepo L. 'Delicata'
      J.R. Baggett (USA)
  20. Interspecific cross between Cucurbita pepo and C. martinezii
      R.D.de Vaulx and M. Pitrat (France)
  21. Sex expression in Cucurbita foetidissima HBK
      Brenda K. Fulks, J.C. Scheerens and W.P. Bemis (USA)
  22. Six interspecific trisomics (2n C. moschata + 1 C. palmata chromosome) and one primary trisomic of Cucurbita moschata
      J.D.Graham and W.P. Bemis (USA)
  23. Bitter Cucurbita spp. as attractants for Diabroticite beetles
      R.L. Metcalf, A.M. Rhodes, Jane E. Ferguson and Esther R. Metcalf (USA)
  24. Electrophoretic analysis of protein in a single pollen grain of Cucurbita
      David L. Mulcahy, Gabrielle B. Mulcahy and R.W. Robinson (USA)
  25. The effect of light and fruit development on internode elongation in Cucurbita maxima squash
      C.D.Zack and J.B. Loy (USA)
• Other Genera and Species
  26. Mentor pollen as a tool in interspecific hybridization in Cucumis
      Emiel H. Oost and A.P.M. den Nijs (The Netherlands)
  27. Disease resistances in some wild Cucumis species
      M. Pitrat and R.D. de Vaulx (France)
  28. Use of in vitro culture for inducing germination of Cucumis seed
      D.L. Visser and J. Franken (The Netherlands)
• Gene Lists and Germplasm
  29. New Genes for the Cucurbitaceae
      Robinson, R.W. (Chairman, Cucurbit Gene List Committee)
  30. Stocks and Germplasm Desired or for Exchange
• Appendices
  • CGC Membership Directory
  • CGC Financial Statement