Pinsupa, J., Srichanklad, M., Kunuthai, C. and Khwanngam, P. 2025. Distribution Survey, Plant Growth and Seed Germination of Sumatran Fleabane (Conyza sumatrensis (Retz.) E. Walker) . Thai Agricultural Research Journal. 43, 2 (Aug. 2025), 191–200. DOI:https://doi.org/10.14456/thaidoa-agres.2025.16.