Research

Projects

• A long-term monitoring plot of secondary mangrove forest at Trat province, eastern Thailand (2001-present)
• The chrono-sequence mangrove plantations at Bangpu, Samutprakarn province, Thailand (2019-present)

Recent key publications - Mangrove Ecology

• Hongwiset, S., Rodtassana, C., Poungparn, S., Umnouysin, S., & Suchewaboripont, V. 2022. Synergetic roles of mangrove vegetation on sediment accretion in coastal mangrove plantations in central Thailand. Forests. 13(10): 1739. https://doi.org/10.3390/f13101739.

• Hongwiset, S., Rodtassana, C., Poungparn, S., Umnouysin, S., & Komiyama, A. 2021. Spatiotemporal heterogeneity of mangrove root sphere under a tropical monsoon climate in Eastern Thailand. Forests. 12(8): 966. https://doi.org/10.3390/f12080966.

• Kankong, P., Poungparn, S., Komiyama, A., Rodtassana, C., &  Pravinvongvuth, T. 2021. Leaf phenology and trunk growth of Avicennia alba (Blume) under a seasonally fluctuating saline environment in the tropical monsoon area of eastern Thailand. Ecological Research 36: 854-865. https://doi.org/10.1111/1440-1703.12251. 

• Poungparn, S., Komiyama, A., Umnouysin, S., Rodtassana, C., Sangtiean, T., Maknual, C., Pravinvongvuthi, T., Suchewaboripont, V., & Kato, S. 2020. Ten-year estimation of net primary productivity in a mangrove forest under a tropical monsoon climate in eastern Thailand: Significance of the temperature environment in the dry season. Forests 11: 987.  https://doi.org/10.3390/f11090987.

• Komiyama, A., Poungparn, S., Umnouysin, S., Rodtassana, C., Pravinvongvuthi, T., Noda, T., & Kato, S. 2020. Daily inundation induced seasonal variation in the vertical distribution of soil water salinity in an estuarine mangrove forest under a tropical monsoon climate. Ecological Research 35: 638-649. https://doi.org/10.1111/1440-1703.12118

• Komiyama, A. Poungparn, S., Umnouysin, S., Rodtassana, C., Pravinvongvuthi, T., Noda, T. & Kato, S. 2019. Occurrence of seasonal water replacement in mangrove soil and the trunk growth response of Avicennia alba related to salinity changes in a tropical monsoon climate. Ecological Research 34: 428-439. DOI: 10.1111/1440-1703.12005.

Collaboration projects

• GLiMP: Gigante litter manipulation experiment, Panama (Professor Dr. Emma Sayer, University of Ulm, Germany and Dr. Edmund Tanner)

• Litterfall dynamics in different successional stages of tropical rainforests at Mo Singto, Khao Yai National Park, Thailand (Dr. Pantana Tor-ngern, Dr. Wirong Chantorn, BIOTEC (Prof. Dr. Warrren Brockelman and Dr. Anuttara Nathalang) (2019-2021)

Recent key publications

• Sayer, E. J., Leitman, S. F., Wright, S. J., Rodtassana, C., Vincent, A. G., Bréchet, L. M., Castro, B., Lopez,  O., Wallwork, A., & Tanner, E. V. J. 2024. Tropical forest above-ground productivity is maintained by nutrients cycled in litter. Journal of Ecology. 00:1-11. https://doi.org/10.1111/1365-2745.14251.  

• Tor-ngern, P., Chart-asa, C., Chanthorn, W., Rodtassana, C., Yampum, S., Unawong, W., Nathalang, A., Brockelman, W., Srinoppawan, K., Chen, Y., and Hasselquist, N. 2021. Variation of leaf-level gas exchange rates and leaf functional traits of dominant trees across three successional stages in a Southeast Asian tropical forest. Forest Ecology and Management 489: 119101. https://doi.org/10.1016/j.foreco.2021.119101.

• Sayer, E.J., Rodtassana, C., Sheldrake, M., Bréchet, L.M., Ashford, O.S., Lopez-Sangil, L., Kerdraon-Byrne, D., Castro, B., Turner, B.L., Wright, J.S., and Tanner, E.V.J. 2020. Revisiting nutrient cycling by litterfall-insights from 15 years of litter manipulation in old-growth lowland tropical forest. Tropical Ecosystem in the 21st Century. Advances in Ecological Research. 62. 173-223. 

• Sayer, E.J., Lopez-Sangil, L., Crawford, J.A., Bréchet, L.M., Birkett, A.J., Baxendale, C., Castro, B., Rodtassana, C., Garnett, M., Weiss, L. & Schmidt, M.W.I. 2019. Tropical forest soil carbon stocks do not increase despite 15 years of doubled litter inputs. Scientific Report 9, 18030. DOI: 10.1038/s41598-019-54487-2.

• Rodtassana, C. & Tanner, E.V.J. 2018. Litter removal in a tropical rain forest reduces fine root biomass and production but litter addition has few effects. Ecology 99: 735-742.  https://doi.org/10.1002/ecy.2143

Projects

• Litter and arthropod relationships in man-made ecosystems (2019-2020)

• Litterfall dynamics, TOYOTA Banpho, Chachoengsao province, Thailand (2017-2018)