Cucurbit Genetics Cooperative

Report No. 20

July 1997

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
  • 20th Annual CGC Business Meeting
  • 17th Annual Meeting of the Watermelon Research Group
  • 1997 Pickling Cucumber Improvement Committee Meeting
  • Cucurbitaceae '98 - Asilomar, California
  • Upcoming Meetings of Interest to Cucurbit Researchers
  • Recent Books Dealing with Cucurbits
• Cucumber (Cucumis sativus)
  1. Independent Segregation Among 11 Gene Loci in Cucumber
     Todd C. Wehner and J.S. Liu (USA)
  2. Biochemical Changes in Cucumber Seeds during Germination
     Meng Huanwen, Cheng Zhihui and Cui Hongwen (China)
  3. Ultra-weak Luminescence and Chilling-tolerance of Germinating Cucumber (Cucumis sativus L.) Seeds
     Yu Shuancang, Cui Hongwen, Yang Yuxiang and Lu Jinyin (China)
  4. Measurement of Sex Expression in Cucumber using Percentage Staminate Nodes and a Subjective Rating for Gynoecy
     Nischit V. Shetty and Todd C. Wehner (USA)
  5. The Effect of Low Temperatures on Leaves of Different Cucumber Cultivars
     Dang Yonghua, Cheng Zhihui, Du Junzhi and Wang Nong (China)
  6. Effects of Water Stress on Fruit Quality in Cucumber
     S. Serce and J.E. Staub (USA)
  7. Seedling Tests for Belly Rot Resistance in Cucumber
     Michael S. Uchneat and Todd C. Wehner (USA)
  8. Correlation of Damping-off with Belly Rot Resistance in Cucumber
     Michael S. Uchneat, Todd C. Wehner and Eddie Echandi (USA)
  9. CMV Resistance in Cucumber - A Correction
     Michael J. Havey (USA)
  10. Evaluation of Cucumis sativus var. hardwickii Cultigens for Resistance to Root-knot Nematodes
      S. Alan Walters and Todd C. Wehner (USA)
  11. In Vitro Colchicine Applications of Haploid Cucumber Plants
      G. Çaglar and K. Abak (Turkey)
  12. Attempts at Colchicine Doubling of an Interspecific Hybrid of Cucumis sativus L. x C. hystrix Chakr.
      J.F. Chen and J.E. Staub (USA)
• Melon (Cucumis melo)
  13. A Genetic Model of Bitter Taste in Young Fruits of Melon
      Ma Dewei, Sun Lan, Liu Yun Hui, Zhang Yanping and Liu Haihe (China)
  14. Breeding for Resistance to Powdery Mildew in Snake Melon (Cucumis melo var. flexuosus) in Sudan
      E.A. Ahmed, A.E. Eljack and Y.F. Mohamed (Sudan)
  15. Wilt Disease of Melon (Cucumis melo L.) and Associated Organisms in Sudan
      Abbas M. Suliman, Yousif F. Mohamed, Gasim A. Daffalla and Omer H. Giha (Sudan)
  16. Melon Dieback: Effect of Thermic Stress and Inoculum
      A. Iglesias and F. Nuez (Spain)
  17. A Suspected Plasmagene as the Cause of a New Melon Mosaic Disease in China
      Zhang Jiannong (China)
  18. Discriminating Fruit from 3n and 4n Vines in Progeny of an Open Pollinated 4n x 2n Melon
      Jeffrey Adelberg (USA)
• Watermelon (Citrullus lanatus)
19. Honey Bees Waste Time on Triploid Male Flowers
    Bill Rhodes, Katherine B. Gruene and W. Michael Hood (USA)
• Squash and Pumpkin (Cucurbita spp.)
  20. Bisex Sterility Governed by a Single Recessive Gene in Cucurbita pepo L.
      R. Bruce Carle (USA)
  21. Cuban Pumpkin Genetic Variability under Low Input Conditions
      Humberto Ríos Labrada, Antonio Fernández Almirall and Orlando Batista de la Carrera (Cuba)
  22. Response of Cuban Pumpkin (Cucurbita moschata Duch) to Abiotic and Biotic Stress Interactions
      Humberto Ríos Labrada, Antonio Fernández Almirall and Enrique Casanova Galarraga (Cuba)
  23. Different Crop Associate Systems with Pumpkin (Cucurbita moschata Duch.) cv. Mariucha
      Sara L. Cortès Hernández and Maria de los A. Pino (Cuba)
  24. Screening for Silverleaf Resistance in Cucurbita Accessions
      Linda Wessel-Beaver (USA)
  25. New American Summer Squash Cultivars Possessing a High Level of Resistance to a Strain of Zucchini Yellow Mosaic Virus from China
      R. Provvidenti (USA)
  26. Differential Response of Cucurbita pepo Cultivars to Strains of Zucchini Yellow Mosaic Virus
      R.W. Robinson and R. Provvidenti (USA)
• Other Genera and Species
  27. Evaluation of Gherkin Germplasm
      M.S. Dhaliwal (India)
  28. Seed Treatment Effects on Emergence of Luffa Sponge Gourd
      Todd C. Wehner and Tammy L. Ellington (USA)
  29. Regeneration of Plants from Hypocotyl of Sechium edule Swartz
      Xiaosou Wang, Buxun Li and Guangdong Wang (China)
• Gene Lists and Germplasm
  30. 1997 Gene List for Cucumber
      Todd C. Wehner and Jack E. Staub (USA)
  31. Gene Nomenclature for the Cucurbitaceae
• Appendices
  • CGC 1997 Membership Directory
  • CGC Members in the USA
  • International CGC Members
  • Covenant and By-Laws of the Cucurbit Genetics Cooperative
  • CGC Financial Statement (31 Dec 1996)