Ключевые слова: agriculture, aqueduct, architecture, artificial, blue, canal, cereal plant, channel, cloud, concrete, countryside, drought, engineering, environment, environmental conservation, environmental issues, farm, field, flowing water, freshwater, grass, green, growth, industry, irrigation, irrigation equipment, italian, italy, land, landscape, lombardy, man made structure, mantua, nature, outdoors, padan plain, plain, plant, po valley, reservoir, river, rural scene, sky, stream, summer, tree, water, water conservation, watering, wheat,