rows of green terraced 101 tea plantation at doi mae salong, chiang rai, thailand

101 agriculture area aromatic branch bush chiang climate country countryside crop cultivation culture curve doi drink egcg environment farm field garden grass green growth harvest herb herbal highland hill hilltribe hut leaf leaves local mae morning mountain natural north oolong organic otpp pattern picking plant plantation rai row rural salong season slope steps tea terrace thailand top tree tribal tribe tropical valley view weather wulong