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Stanisław Pluta and Edward Żurawicz

acid. Plants are highly resistant to powdery mildew, but susceptible to white pine blister rust and anthracnose. Description Flowering and fruit. In central Poland, the bloom period of ‘Tihope’ is medium late (end of April or beginning of May depending

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Stanisław Pluta and Edward Żurawicz

disadvantages are the high susceptibility of the plants to main fungal diseases such as powdery mildew, leaf spot, and white pine blister rust as well as a spreading plant habit. During the evaluation, ‘Gofert’ was tested as the selected breeding number PC-1

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Todd P. West, Gregory Morgenson, Larry Chaput, and Dale E. Herman

relatively pest-resistant, including good resistance to white pine blister rust ( Cronartium ribicola J.C. Fisch) ( Stephan, 2004 ). Pinus cembra cultivars have performed extremely well during periodic drought events and received no foliage needle burn as

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Stanisław Pluta and Edward Żurawicz

slightly susceptible to white pine blister rust ( Cronartium ribicola Fish.). Fruit of ‘Polares’ are rather small, with a medium level of soluble solids and acidity, and are very rich in anthocyanins and ascorbic acid. ‘Polares’ is a late-season cultivar

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Kim E. Hummer

. Worldwide, black currants are the primary cultivated Ribes crop for juice production; however, red and white currants and gooseberries are produced for fresh eating and preserves. Ribes serves as a cohost for the white pine blister rust disease caused by

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Xiuli Shen and Myeong-Je Cho

markers tightly linked to a gene for resistance to white pine blister rust in sugar pine Proc. Natl. Acad. Sci. USA 92 2066 2070 doi: 10.1073/pnas.92.6.2066 Donald, D.G.M. 1987 The effect of long term stratification on the germination of Pinus pinaster

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Eric T. Wolske, Bruce E. Branham, and Kevin J. Wolz

-by-town basis, whereas Delaware, New Jersey, and North Carolina still ban all Ribes spp. Thus, most U.S. consumers have not tasted black currants nor developed an appreciation for the taste and health properties of currants. In response to the white pine

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Myounghai Kwak, Jeong-Ki Hong, Eun Sil Lee, Byoung Yoon Lee, Min Hwan Suh, and Bert Cregg

genetic variation has also been applied to determine whether breeding for white pine blister rust ( Cronartium ribicola ) has affected diversity in western white pine ( Pinus monticola ) ( Kim et al., 2003 ). A previous microsatellite analysis of wild A

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Ksenija Gasic and John E. Preece

cropping levels; compact; upright; resistant to white pine blister rust caused by Cronartium ribicola J.C. Fischer; resistant to powdery mildew caused by Sphaerotheca mors-uvae (Schwein.) Berk. et Curtis. Ben Como. High yielding, cold hardy, rust