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Pongnarin Pitjatturat, Sodchuen Utamart, Suparada Pimpan. Value Addition of Organic Products: A Case Study of Jaruwan Garden, Karasin Province. GS KKU HS [internet]. 2021 Apr. 30 [cited 2025 Dec. 5];9(1):130-46. available from: https://so04.tci-thaijo.org/index.php/gskkuhs/article/view/223671