The objectives of the program include the implementations of the curriculum to achieve a number of Ph.D. graduates in Horticulture with outstanding academic performance. The graduates must be able to perform the following feature: 1. Be ready to develop novel knowledge and innovations in horticulture discipline with high skills. 2. Be able to analyze and diagnose problems systematically and research creativity for horticultural technology development with environmental conservation minds. 3. Be able to utilize and transfer their research findings.