Cucurbit Genetics Cooperative Report 19:81-82 (article 29) 1996 Ahmed, E.A., A.E. El Jack, A.M. Salama, and G.A. Daffala Faculty of Agriculture, Abu Haraz, University of Gezira, P.O. Box 42, Wad Medani, Sudan Zucchini yellow mosaic virus (ZYMV) is a very serious disease in squash, particularly in the central region of the Sudan. A recent survey […]
Squash & Pumpkin Reports
High Yields of Summer Squash Lines and Hybrid Combinations
Cucurbit Genetics Cooperative Report 19:78-80 (article 28) 1996 Andres Tacho Amaya and Sergio Garza Ortega Departmento de Agricultura y Ganaderia. Universidad de Sonora. Ap. Postal 305. Hermasillo, Sonora, Mexico Cucurbita moschata landraces commonly found in Mexico exhibit a high degree of variability (4). In our collection we have observed useful traits such as attractive butternut […]
The B Genes and their Phenotypic Expression in Cucurbita: an Overview
Cucurbit Genetics Cooperative Report 19:73-77 (article 27) 1996 Oved Shifriss 21 Walter Avenue, Highland Park, NJ 08904 The B genes are nuclear mutants, and each B gene conditions precocious depletion of chlorophyll. In fruits, these genes can be expressed in all known genetic backgrounds. But in some backgrounds they can also be expressed in one […]
1995 Squash Report
CGC Report # 18 Squash and Pumpkin (Cucurbita spp.) Seedling screens for resistance to gummy stem blight in squash Yiping Zhang, Konstantinos Anagnostou, M.M. Kyle and Thomas A. Zitter (USA) CGC 18:59-61 (1995) Rind maturity and susceptibility of butternut squash to Didymella bryoniae T.A. Zitter and J.L. Drennan (USA) CGC 18:62-63 (1995)
Rind Maturity and Susceptibility of Butternut Squash to Didymella bryoniae
Cucurbit Genetics Cooperative Report 18:62-64 (article 29) 1995 T. A. Zitter and J. L. Drennan Department of Plant Pathology, Cornell University, Ithica, NY 14853 Many cucurbit fruit are susceptible to infection by the black rot fungus Didymella bryoniae in the field or during storage (1, 2, 3). Wounding is known to be important for fungal […]
Seedling Screens for Resistance to Gummy Stem Blight in Squash
Cucurbit Genetics Cooperative Report 18:59-61 (article 28) 1995 Yiping Zhang, Konstantinos Anagnostou, and M.M. Kyle; Thomas A. Zitter Department of Plant Breeding and Biometry, Cornell University, Ithaca, NY 14853; Department of Plant Pathology, Cornell University, Ithaca, NY 14853 Gummy stem blight (GSB) is a particularly severe disease of squash (Cucurbita spp.) owing to the fact […]
1994 Squash Reports
Report No. 17 Squash and Pumpkin (Cucurbita spp.) On the selective activator of gene B2 in C. moschata O. Shifriss (USA) CGC 17:120-121 (1994) Inheritance of hard rind in C. maxima x C. moschata crosses P.S. Koch and P.T. Della Vecchia (Brazil) CGC 17:122-124 (1994) Heritability of seed size in hull-less seeded strains of Cucurbita pepo L. R.B. Carle, R. Bruce and J. Brent Loy […]
Response Reaction of C. moschata Breeding Lines to Mechanical Inoculations of CMV, PRSV-W, and WMV-II
Cucurbit Genetics Cooperative Report 17:128 (article 38) 1994 P.T. Della Vecchio, A.J. Vitti and R. Wierzbicki; M.A. Pavan Agroflora S/A, Caixa Postal 427, 12900-000, Braganca Paulista SP, Brazil; FCA/UNESP – Departmento de Defesa Fitossanitaria, Caixa Postal 237, Botucatu, SP, Brazil In a previous report (1) we presented the pedigree of some C. moschata breeding lines […]
Heritability of Seed Size in Hull-less Seeded Strains of Cucurbita pepo L.
Cucurbit Genetics Cooperative Report 17:125-127 (article 37) 1994 R.B. Carle, R. Bruce and J. Brent Loy Department of Plant Biology, University of New Hampshire, Durham, NH 03824 A breeding project to develop high seed yielding strains of hull-less (naked) seeded pumpkins has been ongoing for the past twelve years at the University of hew Hampshire. […]
Inheritance of Hard Rind in C. maxima x C. moschata Crosses
Cucurbit Genetics Cooperative Report 17:122-124 (article 36) 1994 Koch, P.S. and P.T. Della Vecchia Agroflora S/A, Caixa Postal 427, 12900-000, Braganca Paulista, SP, Brazil Along with the development of cv. Alice (1), a bush type of C. maxima, we have selected a sister line with fruit carrying the hard rind trait. Because hard rind lines […]