The Utilization of Toh (Rhodomyrtus tomentosa) in Ban Khoksaya, Narathiwat Province

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Vadhana Jayathavaj
Jongrak Jarussoponwong
Aphisada Sukchanuan
Suwimon Changthongsiri
Savanee Wachi


Toh or Downy rose myrtle (Rhodomyrtus tomentosa) is an unattended growing indigenous plant in the southern region, every part of this plant has an opportunity to develop into value-added products.  The survey was conducted to gather the familiarity, the usages including the number, age, and height of these shrubs in Ban Khoksaya, Narathiwat province. The simple random sampling of 167 households represented 53.53% of the total number of households. The results showed that the respondents 96.41% know and had been eating these fruits, 88.02% used to take advantage of this shrub; among them, 94.56% used fruits for food, followed by 25%, 3%, 24%, and 1% used roots, stems, leaves, and flowers, respectively. There were 1.04 trees per rai, the average number of plants per household was 8.09 trees, the average age was 3.09 years, and the average height was 2.19 meters. Toh uses as local fruit, folk medicine, and had been developed to be wine. Toh has pharmaceutical properties; with anti-Inflammatory, antioxidant, antimicrobial, and anticancer. The Toh fruit extract has been used as an important ingredient of branded cosmetics. Having Toh in both private land and such common areas, if it is developed into medicines and health care products, will add value and economic benefits to the communities.


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