Effects of the White Spine Allele on Skin Toughness and Fruit Firmness in ‘Wisconsin SMR 18’ Cucumber

Cucurbit Genetics Cooperative Report 3:6-8 (article 4) 1980 B.F. George Heinz, U.S.A., Tracy, CA 95376 H.M. Munger Cornell University, Ithaca, NY 14853 The cream mature fruit color, associated with the white spine allele (b), is preferred by pickle processors over the orange mature fruit color associated with the black spine allele (B). However, many seedsmen […]

Continue reading


Screening Cucumbers for Resistance to the Vegetable Leafminer

Cucurbit Genetics Cooperative Report 3:5-6 (article 3) 1980 Gwendolyn Eason, G.C. Kennedy, and R.L. Lower North Carolina State University, Raleigh, NC 27650, University of Wisconsin, Madison, WI 53706 Effective chemical control of the pickleworm and cucumber beetle has reduced natural populations of wasp species which formerly kept the vegetable leafminer, Liriomyza sativae Blanchard, under biological control (2,3,4). Host […]

Continue reading


Rosette, A Spontaneous Cucumber Mutant Arising from Cucumber-Muskmelon Mentor Pollination

Cucurbit Genetics Cooperative Report 3:4 (article 2) 1980 A.C. de Ruiter and B.J. van der Knap DeRuiterzonen Seed Co., Bleiswijk, The Netherlands R.W. Robinson New York State Agricultural Experiment Station, Station, Geneva, NY 14456 An interesting variant, given the acronym “megurk” from the combined Dutch words for cucumber and muskmelon, was obtained when cucumber plants […]

Continue reading


In vitro adventitious bud formation on seedling and embryo explants of Cucumis sativus L.

Cucurbit Genetics Cooperative Report 3:2-4 (article 1) 1980 J.B.M. Custers and J.H.W. Bergervoet Institute for Horticultural Plant Breeding, Wageningen, The Netherlands We have previously reported on the effects of illumination, explant position, and explant polarity on adventitious bud formation of seedling explants of Cucumis sativus cv. ‘Hokus’ (1). This paper reports on experiments on explant length, seedling […]

Continue reading


1980 Cucumber Report

Report No. 3 Cucumber (Cucumis sativus) In vitro adventitious bud formation on seedling and embryo explants of Cucumis sativus L. J.B.M. Custers and J.H.W. Bergervoet (The Netherlands) CGC 3:2-4 (1980) Rosette, a spontaneous cucumber mutant arising from cucumber- muskmelon mentor pollination A.C. de Ruiter, B.J. van der Knap and R. W. Robinson (The Netherlands and USA) CGC 3:4 […]

Continue reading


Investigations of the Effects of Plant Type and Morphology of the Cucumber on Infestation by the Pickleworm, Diaphania nitidalis Stoll

Cucurbit Genetics Cooperative Report 2:16-17 (article 10) 1979 Terry Lane Pulliam and R. L. Lower Department of Horticultural Science, North Carolina State University, Raleigh, NC 27650 E. V. Wann U. S. Vegetable Laboratory, USDA, SEA, Charleston, SC 29407 Seven plant types of ‘Addis’, a pickling cucumber cultivar, five plant introductions, tetraploid lines, and other lines […]

Continue reading


Silver Compounds Inducing Male Flowers in Gynoecious Cucumbers

Cucurbit Genetics Cooperative Report 2:14-15 (article 9) 1979 A. P. M. den Nijs and D. L. Visser Institute for Horticultural Plant Breeding, Wageningen, The Netherlands Silver nitrate is now used widely in the greenhouse in The Netherlands. Occasionally, however, the treatment with AgNO3 results in severe burning and even loss of plants, especially when conditions […]

Continue reading


Low Temperature Adapted Slicing Cucumbers Release

Cucurbit Genetics Cooperative Report 2:13 (article 8) 1979 A. P. M. den Nijs Institute for Horticultural Plant Breeding, Wageningen, The Netherlands The Institute for Horticultural Plant Breeding (IVT) has since 1974 attempted to adapt slicing cucumbers for winter/spring glasshouse cultivation to lower temperatures. Fuel costs take a major share of total production expenses so that […]

Continue reading


Interspecific Grafting to Promote Flowering in Cucumis hardwickii

Cucurbit Genetics Cooperative Report 2:11-12 (article 7) 1979 J. Nienhuis and R. L. Lower University of Wisconsin, Madison, WI 53706 D. M. Pharr North Carolina State University, Raleigh, NC 27650 Cucumis hardwickii Royle is thought to be either a feral or progenitor species of the cultivated cucumber, C. sativus L. It is currently being evaluated in our breeding […]

Continue reading