Cucurbit Genetics Cooperative Report 15:28-30 (article 10) 1992 Todd C. Wehner, S. Alan Walters and Kenneth R. Barker Department of Horticultural Science, North Carolina State University, Raleigh, NC 27695-7609, Department of Plant Pathology, North Carolina State University, Raleigh, 27695 According to Taylor and Sasser (4), nematode reproduction can be used to measure root-knot nematode resistance, […]
Todd C. Wehner
Development of a Seedling Test for Resistance to Gummy Stem Blight in Cucumber
Cucurbit Genetics Cooperative Report 15:23-27 (article 9) 1992 Zoila G. Abad and Todd C. Wehner Department of Horticultural Science, Box 7609, North Carolina State University, Raleigh, NC 27695-7609 Gummy stem blight, caused by Didymella bryoniae and possibly by Phoma exigua, is the second most important pathogen of field grown cucumber (Cucumis sativus L.) in North […]
Screening Cucumber for Resistance to Belly Rot Caused by Rhizoctonia solani
Cucurbit Genetics Cooperative Report 15:19-21 (article 8) 1992 Todd C. Wehner, Michael S. Uchneat and Rufus R. Horton, Jr. Department of Horticultural Science, North Carolina State University, Raleigh, NC 27695-7609 Belly rot caused by Rhizoctonia solani Kuhn (Ag-4) is one of the more important cucumber (Cucumis sativus L.) diseases in the southeastern United States. Crop […]
A Brief History of the Development of Cucumber Cultivars in the U.S.
Cucurbit Genetics Cooperative Report 14:1-4 (article 1) 1991 Todd C. Wehner Department of Horticultural Science, North Carolina State University, Raleigh, NC 27695-7609 Richard W. Robinson Department of Horticultural Sciences, New York Agricultural Experiment Station, Geneva, NY 14456 Cucumber (Cucumis sativus L.) has been grown and bred for centuries. It is mentioned in the Bible and […]
Correlation of Shoot Weight with Root Galling in Cucumis spp. Inoculated with Root-knot Nematodes
Cucurbit Genetics Cooperative Report 14:19-21 (article 8) 1991 Todd C. Wehner, S. Alan Walters and Kenneth R. Barker Department of Horticultural Science (first and second authors) and Department of Plant Pathology (third author), North Carolina State University, Raleigh, NC 27695-7609 Root-knot nematodes (Meloidogyne spp.) are the most important pathogen of cucumbers (Cucumis sativus L.) in […]
Crop Loss to 14 Diseases in Cucumber in North Carolina for 1983 to 1988
Cucurbit Genetics Cooperative Report 14:15-17 (article 6) 1991 Paul C. St. Amand and Todd C. Wehner Department of Horticulture Science, North Carolina State University, Raleigh, NC 27695-7609 The North Carolina State University Department of Plant Pathology Disease loss committee issues annual state-wide reports (1, 2, 3, 4, 5, 6) on crop loss estimates due to […]
Effect of Explant Age and Growth Regulator Concentration on Adventitious Shoot Formation from Cucumber Cotyledonary Tissue
Cucurbit Genetics Cooperative Report 13:14-17 (article 6) 1990 Rebecca M. Cade, Todd C. Wehner and Frank A. Blazich Department of Horticultural Science, Box 7609, North Carolina State University, Raleigh, NC 27695-7609 (This paper is based on a portion of a thesis that was submitted by the senior author in partial fulfillment of the requirements for […]
Breeding Cucumbers for Fresh-market Production in Egypt
Cucurbit Genetics Cooperative Report 13:12-13 (article 5) 1990 Mahdy I. Metwally and Todd C. Wehner Department of Horticultural Science, North Carolina State University, Raleigh, NC 27695-7609 (Dr. Metwally is a Visiting Scientist, Kafr El-Sheikh, Tanta Univ., Egypt) One major cultivar of cucumber is grown for field production in Egypt, ‘Beta Alpha’ (referred to as ‘Beit […]
Resistance of Cucumber to the Root-knot Nematode, Meloidogyne hapla
Cucurbit Genetics Cooperative Report 13:10-11 (article 4) 1990 S. Alan Walters and Todd C. Wehner Department of Horticultural Science, North Carolina State University, Raleigh NC 27695-7609 Kenneth R. Barker Department of Plant Pathology, North Carolina State University, Raleigh NC 27695-7616 Cucumber (Cucumis sativus L.) is one of the most susceptible crops to root-knot nematode (Meloidogyne […]
Root Knot Nematode Egg Concentrate for Inoculating Cucumis spp. Tests
Cucurbit Genetics Cooperative Report 13:8-9 (article 3) 1990 Todd C. Wehner and S. Alan Walters Department of Horticultural Science, North Carolina State University, Raldigh NC 27695-7609 Kenneth R. Barker Department of Plant Pathology, North Carolina State University, Raleigh NC 27695-7616 In determining resistance of plant cultigens to root knot nematodes (Meloidogyne spp.), eggs are often […]