Affiliation: | Pennsylvania State University, Department of Horticulture, 103 Tyson Building, University Park, Pennsylvania 16802–4200, USA;;State University of New York College of Environmental Science and Forestry, Department of Forestry, Syracuse, New York 13210, USA;;University of Florida, IFAS, Citrus Research and Education Center, 700 Experiment Station Road, Lake Alfred, FL 33850, USA;;Present address: Netherlands Institute of Ecology, PO Box 140, NL–4400 AC Yerseke, The Netherlands |