Ключевые слова: agricultural, agriculture, asia, asian, bright, chemical, chemicals, colors, day, evening, farm, farmer, farmland, field, golden, green, horizontal, insecticide, man, mekong delta, natural, nature, paddy, people, pesticide, pesticides, plant, plantation, rice, spray, spraying, sunlight, sunrise, sunset, toxic, viet nam, vietnam, water, work, worker, working, yellow,