Ключевые слова: agricultural lime, agriculture, ammonia, ammonium tetraoxosulfate, background, calcium, chemical, cultivated, dap, farming, fertile, fertilizer, garden, gardening, grain, green, growth, industrial, industry, inorganic material, lime, liming, magnesium, material, natural, nitrate, nitrogen, npk, nutrients, orange, output, phosphate, phosphorus, pile, pill, plant, potash, potassium, rating, researcher, seed, sodium, sulfur, urea, yellow,