Ключевые слова: agricultural, agriculture, canal, channel, channels, concrete, country, countryside, cultivated, ditch, elements, environment, equipment, farm, field, grass, green, growth, harvest, irrigate, irrigated, irrigation, italy, landscape, lawn, liquid, meadow, nature, no people, outdoor, pipe, plant, precast, precast concrete, prefabricated, rural, system, tuscany, water, waterway,