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Chrislyn Ann Particka and James F. Hancock

areas of the world ( Raski, 1956 ), and most strawberry researchers now believe that BRR has replaced red stele ( Phytophthora fragariae Hickman) as the most serious root disease of strawberry in the northeastern United States ( Pritts and Wilcox, 1990

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Colleen Kennedy, Tomas N. Hasing, and Vance M. Whitaker

, 1984 ). Since then, other important traits such as drought and salinity tolerance, red stele resistance, strawberry aphid resistance, and winter-hardiness have been introgressed from wild sources ( Barritt and Shanks, 1980 ; Daubeny, 1990 ; Galletta

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James F. Hancock, Chad E. Finn, James J. Luby, Adam Dale, Pete W. Callow, and Sedat Serçe

( Sjulin and Dale, 1987 ) bringing in such traits as day-neutrality, red stele and strawberry aphid resistance, drought and salinity tolerance, and winter-hardiness ( Barritt and Shanks, 1980 ; Bringhurst and Voth, 1984 ; Daubeny, 1990 ; Galletta et al

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Ksenija Gasic and John E. Preece

to Botrytis fruit rot, Verticillium wilt, red stele ( Phytophthora fragariae ), Lygus bug ( Lygus hesperus ), drought, high soil salt levels. DrisStrawNineteen. Dayneutral strawberry adapted to Florida. Origin: Driscoll Strawberry Associates, Inc

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Gayle M. Volk, James W. Olmstead, Chad E. Finn, and Jules Janick

’ seedling by D.H. Scott and A.D. Draper of the USDA-ARS Beltsville, MD, Fruit Laboratory. Seedlings were then screened for resistance to red stele root rot ( Phytophthora fragariae ) disease in 1964–65 and ‘Earliglow’ was selected as a resistant seedling in

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Ksenija Gasic, John E. Preece, and David Karp

( Ramularia tulasnei ) and leaf scorch ( Diplocarpon earlianum ); tolerant to red stele ( Phytophthora fragariae ); susceptible to powdery mildew ( Podosphaera macularis ). Amandine. Long-day cultivar with a brief chilling requirement, adapted to protected

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. ‘Cabot’ produced the largest fruit of any variety in the trial, followed by ‘Clancy’ and ‘Ovation’. Flooding of the planting in 2006 appeared to weaken some of the varieties, and may have led to a red stele infection. Those most notably affected were ‘L

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Chad E. Finn and John R. Clark

; resistant to 5 common eastern U.S. races of red stele root rot ( Phytophthora fragariae var. fragariae ), susceptible to crown rot ( P. cactorum ), foliage resistant to powdery mildew, leaf scorch ( Diplocarpon earliana [anamorph Marssonina fragariae

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natural conditions it is more tolerant to this disease than ‘Camarosa’ or ‘Chandler’. It is resistant to the races of red stele ( Phytophthora fragariae ) common in eastern North America. ‘Galletta’ is quite promising as an attractive, large-fruited, high

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Ksenija Gasic, John E. Preece, and David Karp

due to open growth habit, visible fruit and large fruit size; tolerant to verticillium wilt and Northwest US viruses; moderately susceptible to red stele ( Phytophthora fragariae ), Races Cdn-4 and Cdn-5, charcoal rot ( Macrophomina phaseolina ), and