Ключевые слова: agricultural, agricultural economy, agriculture, asteraceae, asterales, background, blossom, blue, centaurea, centaurea cyanus, copy space, cornfield, cornflower, country, cultivation, cyan, cynareae, daisy family, daylight saving time, farm, field, flower, food, forest, grain, harvest, harvest time, industry, knapweed, landscape, meadow, natural, nature, outdoors, plant, ranch, summer, trees, uncultivated, wild blossom,