This document was prepared by Wong Kai Choo, Professor of Horticulture, Department of Crop Science, Faculty of Agriculture, Universiti Putra Malaysia, under the valuable guidance and encouragement of M.K. Papademetriou, Senior Plant Production and Protection Officer, FAO Regional Office for Asia and the Pacific (FAO/RAP). Appreciation is expressed to F.J. Dent for editing this valuable document. Also, the unfailing support of Mrs. Valai Visuthi, who provided assistance in formatting the manuscript, is greatly appreciated.
Sincere thanks are also accorded to Suranant Subhadrabandhu, Professor of Horticulture, Department of Horticulture, Kasetsart University, Bangkok, Thailand; Huibei Huang, Professor of Fruit Science, Department of Horticulture, South China Agricultural University, Guangzhou. China; Chung-Ruey Yen, Professor of Pomology, Department of Plant Industry, National Pingtung University of Science and Technology, Taiwan Province of China; Nguyen Minh Chau, Director, Southern Fruit Research Institute, Vietnam; and Barry G. Nicholls, Bowenia Tropical Fruit Farm, Byfield, Queensland, Australia, for their important inputs to the preparation of the manuscript.