Title: ʻĒkkasān prakō̜p kānsammanā chœ̄ng patibatkān rư̄ang nǣothāng phatthanā kānphalit læ kāntalāt khāo plō̜tphai Čhangwat Phayao
Description: Conference papers on guideline for development of production and marketing of safe rice in Phayao Province, Northern Thailand.