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J. Amer. Soc. Hort. Sci. 134(1):48–57. 2009.

Pinghai Ding
Department of Horticulture
Oregon State University
Corvallis, OR 97331

Leslie H. Fuchigami
Department of Horticulture
Oregon State University
Corvallis, OR 97331

Carolyn F. Scagel
USDA-ARS
Horticultural Crops Research Laboratory
3420 NW Orchard Street
Corvallis, OR 97330