Ключевые слова: agricultural, agriculture, agrochemical, ammonium, background, balls, carbamide, care, chemical, compound, copy, cultivation, environment, environmental, farming, fertilizer, fertilizing, flat, gardening, grains, granules, horticulture, industry, lay, many, mineral, natural, nitrate, nitrates, nitrogen, nobody, nutrient, object, organic, pellets, pile, round, season, space, spring, sulfate, synthetic, table, text, top, urea, view, white, wooden,