Cucurbit Genetics Cooperative Report 5:42-43 (article 21) 1982 J. E. Ferguson, Esther R. Metcalf, Robert L. Metcalf and A. M. Rhodes Departments of Entomology and Horticulture, University of Illinois, Urbana, Champaign The worldwide culture of many species and varieties of Cucurbitaceae is complicated by the feeding of many species of rootworms, cucumber beetles, pumpkin beetles, […]
A.M. Rhodes
Vegetable Improvement Newsletter No. 23
February 1981 Compiled by H.M. Munger, Cornell University, Ithaca, New York 1. Anthocyaninless Asparagus Lincoln G. Peirce Department of Plant Science, University of New Hampshire, Durham, N.H. 03824 Asparagus varieties currently available in the seed trade show substantial purple coloring at the spear base and, to varying degrees, at the spear top. As a product […]
Monitoring and Controlling Corn Rootworm Beetles with Baits of Dried Bitter Cucurbita Hybrids
Cucurbit Genetics Cooperative Report 4:37-38 (article 20) 1981 Metcalf, R. L., A. M. Rhodes and E. R. Metcalf* Departments of Entomology and Horticulture, University of Illinois, Urbana-Champaign, IL 61801 Recently we reported (1) that fruits of two hybrid species of Cucurbita, C. texana x C. pepo and C. andreana x C. maxima combined the genetic […]
Bitter Cucurbita Hybrids as Baits for Diabroticite Beetle Control
Cucurbit Genetics Cooperative Report 3:44 (article 25) 1980 A. M. Rhodes, R. L. Metcalf, and E. R. Metcalf University of Illinois at Urbana-Champaign, Urbana, IL 61801 We reported previously (1) that the leaves and fruits of bitter Cucurbita spp., e.g. C. andreana containing up to 0.3% cucurbitacins B and D and C. texana containing up to 0.1% cucurbitacin E-glycoside, were very […]
1979 Stocks and Germplasm Desired or for Exchange
Cucurbit Genetics Cooperative Report 2:54-56 (article 30) 1979 Stocks Desired J.M. Crall Watermelon lines with gummy stem blight resistance for crossing with the most advanced lines in our progeny selection program. J.D. McCreight Chlorophyll deficient stocks and stocks having any one or more of the following genes of Cucumis melo: g, gynomonoecious; gp, green petals; h, […]
Bitter Cucurbita spp. as Attractants for Diabroticite Beetles
Cucurbit Genetics Cooperative Report 2:38 (article 23) 1979 R. L. Metcalf, A. M. Rhodes, Jane E. Ferguson and Esther R. Metcalf University of Illinois, Urbana-Champaign, Urbana, IL 61801 The attacks of the striped cucumber beetle, Acalymma vittata, and the spotted cucumber beetle or southern corn rootworm, Diabrotica undecimpunctata howardi, on cultivated Cucurbitaceae and of the corn rootworm, D. u. howardi, northern […]
1978 Stocks and Germplasm Desired or For Exchange
Cucurbit Genetics Cooperative Report 1:43-45 (article 39) 1978 Stocks Desired J. M. Crall Watermelon lines with gummy stem blight resistance for crossing with the most advanced lines in our progeny selection program. T. P. M. den Nijs In research for resistance to several cucumber diseases (notably Cucumber Green MOttle Mosaic virus, black root rot caused […]
Insect Associations with Cucurbita in Illinois
Cucurbit Genetics Cooperative Report 1:30 (article 28) 1978 A. M. Rhodes, W. L. Howe, R. L. Metcalf and P. Y. Lu University of Illinois, Urbana, IL 61801 For the past seven years we have evaluated the host preference of several insect species that were attracted to five cultivated and 14 mesophytic and xerophytic wild Cucurbita spp. The […]