Ключевые слова: abstract, abstract background, aerial view, agricultural, agricultural field, agriculture, area, asia, background, chiang rai, drone, environment, farm, farming, farmland, field, fresh, freshness, gardening, green, green color, green tea, greenery, grow, growth, harvest, harvesting, health, herb, high angle view, hill, industry, land, landscape, mountain, natural, nature, north, organic, pattern, plantation, planting, production, row, scenery, tea, thailand, travel, valley,