Molecular Plant Pathology, Plant Bacteriology, Plant Disease Etiology, Radiation Biology, Structure Biology, Environmental Chemistry, Radiochemistry, Landscape Plant and Ornamental Horticulture, Landscape Architecture Planning and Design, Biochemistry and Molecular Biology, Insect Systematic and Evolutionary Biology, Insect-resistant Transgenic Plant Breeding and Safety Evaluation, Plant Genomics and Gene Engineering, Bioinformatics and Quantitative Genetics, Crop Genetic and Breeding, Pesticide Ecotoxicology, Vegetable Biology, Pomology, Biotechnology and Utilization of Tea Resources, Tea Production Safety.