DOI: 10.17660/actahortic.2000.528.71
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Abstract: This is an update on ongoing grapevine breeding work that seeks to develop high-color varieties mostly for cold regions. It is also a study of the anthocyanin composition of the promising varieties most recently developed. • The Niagara Peninsula of Ontario (Canada) is a well-known viticultural area. Because of the very cold winters, cultivars are needed that will meet all of the following requisites: 1) withstand harsh climatic conditions, 2) resist pest pressures (both powdery and downy mildews, black rot, b…

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