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Shufu Dong
Department of Horticulture
Oregon State University
Corvallis, OR 97331, USA

Lailiang Cheng
Department of Horticulture
Cornell University
Ithaca, NY 14853, USA

Caryolyn F. Scagel
USDA-ARS
Horticultural Crops Research Laboratory
Corvallis, OR 97330, USA

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