Cucurbit Genetics Cooperative

Report No. 15

July 1992

Table of Contents (article titles linked to html files)

• Introduction
  • Comments from the CGC Coordinating Committee
  • Comments from the CGC Gene List Committee
  • Comments from the CGC Gene Curators
  • 15th Annual CGC Business Meeting (July 1991)
  • US Cucurbit Crop Advisory (CCAC) 1991-92 Update
  • 1992 Cucurbit Conference, Raleigh NC
• Cucumber (Cucumis sativus)
  1. Evaluation of the U.S. cucumber germplasm collection for tolerance to soil moisture deficit
     E. Van Wann (USA)
  2. Phylogenetic relationships among several African Cucumis species: A working evolutionary hypothesis
     J.E. Staub & L.D. Knerr (USA)
  3. Cucumber germplasm resources in southwest China
     Si-Lin Yang (P.R. China)
  4. Survey of cucumber cultivars grown in North Carolina
     Jonathan R. Schultheis (USA)
  5. Some relationships of seed production with parthenocarpy and relative humidity in the cucumber
     Nick E. Fanourakis and Eva E. Tzifaki (Greece)
  6. Correlation between parents and F1 progeny in earliness heterosis and the estimation of traits limits of parents
     Hongwen Cui, Yongtao Qi, Jianhui Liu and Zhongbo Ren (P.R. China)
  7. The significance of some traits and their combinations in the usage of U.S. cucumber varieties
     Henry M. Munger (USA)
  8. Screening cucumber for resistance to belly rot caused by Rhizoctonia solani
     Todd C. Wehner, Michael S. Uchneat and Rufus R. Horton, Jr. (USA)
  9. Development of a seedling test for resistance to gummy stem blight in cucumber
     Zoila G. Abad and Todd C. Wehner (USA)
  10. Use of reproduction factor and gall index in determining resistance in Cucumis spp.
      Todd C. Wehner, S. Alan Walters and Kenneth R. Barker (USA)
  11. Non-linkage of bitterness and resistance to red spider mite in cucumber
      N.P.S. Dhillon (India)
  12. Cucumber (Cucumis sativus L.) induced mutations. II. A second short petiole mutant
      M. Rucinska, K. Niemirowicz-Szczytt and A. Korzeniewska (Poland)
  13. Initiation, maintenance and plantlet regeneration from long- term suspension cultures of pickling cucumber
      S.H.T. Raharjo and Z.K. Punja (Canada)
  14. Somatic embryogenesis and plant regeneration from cotyledon protoplasts of Cucumis sativus Wisconsin 2843
      B. Garcia-Sogo, M. Dabauza, L.A. Roig and V. Moreno (Spain)
• Melon (Cucumis melo)
  15. Database of native distributions for Cucumis
      Joseph J. Kirkbride, Jr. (USA)
  16. Interactive microcomputer database for identification of Cucumis
      Joseph J. Kirkbride, Jr. (USA)
  17. Pedigree PI 414723 melon
      James D. McCreight, G. Weston Bohn and Albert N. Kishaba (USA)
  18. Interaction and linkage tests of flesh color genes in Cucumis melo L.
      Carl Clayberg (USA)
  19. Bitterness in snake cucumber Cucumis melo var. flexuosus Naud.
      Hanan S. Elawed and Ali E. El Jack (Sudan)
  20. Search for sources of resistance to a melon dieback disease in Spain
      J. Esteva, F. Nuez and J. Garcia-Jimenez (Spain)
  21. Screening of Cucumis melon parental, F1, F2, and backcross population for determination of the genetic basis of tolerance to Myrothecium roridum
      W.A. Mackay, T.J Ng and F.A. Hammerschlag (USA)
  22. Preliminary screening of melons for sweetpotato whitefly resistance
      James D. McCreight (USA)
  23. In vitro regeneration in Cucumis melo cv. Pusa Madhuras
      Jaagrati Jain and T.A. More (India)
  24. An in vitro selection method for a melon variety which regenerates by direct organogenesis
      Victor Gaba and Yeheskel Antignus (Israel)
• Watermelon (Citrullus lanatus)
  25. Cold resistance in accessions of watermelon from Zimbabwe
      R. Provvidenti (USA)
  26. Blossom-end rot (BER) and cracking in watermelon Citrullus lanatus (Thunb.) Matsum & Nakai
      Mohamed M.D. El Mekki and Ali E. El Jack (Sudan)
  27. Phenotypic variation of the spotted trait in watermelon
      B.A. Murdock and N.H. Ferguson (USA)
  28. Segregation data suggest male sterility gene ms and the spotted gene Sp in watermelon are not in the same linkage group
      B.A. Murdock and N.H. Ferguson (USA)
  29. The effect of the branch less gene bl on plant morphology in watermelon
      Depei Lin, Tong Wang, Yejun Wang, Xingping Zhang and B.B. Rhodes (P.R. China and USA)
  30. Watermelon variety improvement in China
      Xingping Zhang and Bill Rhodes (USA)
  31. Effect of pollination techniques on fruit set and seed yield of egusi melon (Citrullus colocynthis)
      J.O. Kuti and C. Rovelo (USA)
  32. Improved germination rate after 8 years in certain watermelon families
      Bill Rhodes, Jian nong Zhang, Xingping Zhang and W.C. Bridges, Jr. (USA)
  33. Use of a detached leaf assay for race 1 and race 2 anthracnose resistance in a diallel cross with Citrullus
      B.B. Rhodes, Xingping Zhang, Ralph A. Dean, Jennifer Frick and Jian nong Zhang (USA and P.R. China)
  34. Watermelon DNA isolation and amplification using the polymerase chain reaction
      Xingping Zhang, David Heckel, Linda C. Gahan and Bill Rhodes (USA)
• Squash and Pumpkin (Cucurbita spp.)
  35. Reinterpretation of fruit color inheritance in Cucurbita pepo L.
      Carl D. Clayberg (USA)
  36. Impact of powdery mildew and gummy stem blight on collapse of pumpkins (Cucurbita pepo L.)
      T.A. Zitter and M.M. Kyle (USA)
• Other Genera and Species
37. Some considerations about expression of marker genes in experiments of genetic transformation in Cucumis anguria var. longipes by coculturing cotyledon explants with Agrobacterium tumefaciens
    R. Santana, V. Moreno and L.A. Roig (Spain)
• Gene Lists and Germplasm
  38. Gene list for Cucurbita spp.
      M.G. Hutton and R.W. Robinson (USA)
  39. Corrigenda to 1991 Watermelon Gene List
      W.R. Henderson (USA)
  40. Stocks and Germplasm Desired or For Exchange
  41. Gene Nomenclature for the Cucurbitaceae
      R.W. Robinson, H.M. Munger, T.W. Whitaker and G.W. Bohn (USA)
• Appendices
  • CGC 1992 Membership Directory
  • Geographic distribution of CGC members in the USA
  • CGC members outside of the USA
  • Covenant and By-Laws of the Cucurbit Genetics Cooperative
  • CGC Financial Statement (31 December 1991)