The ambitions of the study were to compare the effects of different timings of nitrogen (N) application on leaf and root N uptake, and to determine the distribution of N absorbed by leaves and roots at different times in young Fuji/M.9 apple trees.
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Journal of Horticultural Science & Biotechnology (2005) 80 (1) 116-120
Shufu Dong
Department of Horticulture
Oregon State University
Corvallis, OR 97331, USA
Lailang Cheng
Department of Horticulture
Cornell University
Ithaca, NY 14853 USA
Carolyn 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