• Taxonomy and Phylogeny of some genera in Zingiberaceae (Kaempferia, Curcuma, Globba ฯลฯ )
• Taxonomy and Phylogeny of Banana family (Musaceae)
• Taxonomy and Phylogeny of some genera in Poaceae (Ischaeminae, Rottboelliinae และ Oryzeae)
• Taxonomy and Phylogeny of some genera in Convolvulaceae (Argyreia ฯลฯ )
• Taxonomy and Phylogeny of Balsaminaceae
• Flower Lab

2. Plant Physiology

Research for precise production in Thailand

• Impact of climate change; “hot wind” on off-season longan production at Chao Phraya delta in Thailand and resolution.
• Role of plant bioregulators and cultural management to improve yield and fruit quality of kiwifruits grown in Thailand.
• Assessment of genetic diversity on Thai local durian for selection, conservation, propagation and production.
• Nutrient accumulation and removal on commercial durian for precise fertilization management.
• Improving grain yield and nutritional quality of Thai rice cultivars through delayed leaf senescence and enhanced nutrient remobilization.

3. Plant Tissue Culture

• Conservation of some rare orchids
• Conservation of rare tropical plants
• Conservation of Phytoestrogen curcuma
• Conservation of some ornamental and medicinal plant species
• Chromosome dubling of Zingiberaceae

4. Plant Molecular Biology

• Molecular studies of rubber tree
• Molecular studies of cassava
• Molecular studies of rare plants and Thai endemic plants
• Molecular studies of Banana

5. Plant Cytology

• Cytology of phytoestrogen Curcuma
• Cytology of Kaempferia
• Cytology of rare plants and Thai endemic plants
• Cytology of Tacca

6. Plant Anatomy

• Anatomy of Convolvulaceae
• Anatomy of Orchidaceae
• Anatomy of Musaceae
• Histochemistry

6. Plant Ecology

• Pollination ecology, plant-animal interactions, bees, nectar bats
• Habitat and landscape factors influence pollinators in a tropical megacity
• Pollination biology of Balsaminaceae and Zingiberaceae
• Plant-fungal interaction

6. Applied Plant Science

• Forensic Analysis of Biological Evidence
• Pollen and allergy
• Plant species-testing by DNA analysis