Professor, Sankalchand Patel University, Visnagar, India

NCGR, USDA-ARS, Davis, CA (Ret.) email = [email protected]

The Pennsylvania State University

Professor, Federal University of Lavras

Retired, USDA Forest Service-Hardwood Tree Improvement and Regeneration Center

Professor, University of KwaZulu Natal

Agricultural University of Athens, Department of Crop Sciences, Laboratory of pomology

Senior Assistant Professor, Universiti Brunei Darussalam

Professor, Cornell University

Professor in Department of Biology, College of Science, Basrah University