Tungcharoenchai N, Intagoon K. VALUE STREAM MAPPING ANALYSIS AND TRANSPORTATION IMPROVEMENT FOR TOBACCO SUPPLY CHAIN: A CASE STUDY OF TOBACCO FARMERS GROUP AT SI SAMRONG DISTRICT, SUKHOTHAI PROVINCE. Life Sci. Environ. J. [Internet]. 2023 Dec. 6 [cited 2024 May 13];24(2):535-52. Available from: https://ph01.tci-thaijo.org/index.php/psru/article/view/253600