Short description: In Russian. Chernavin, Alexander Stepanovich. Phosphate flour is a valuable fertilizer. Moscow: Agriculture, 1960. Fosforitnaya muka - tsennoe udobrenie. In Russian /Phosphate Flour - Valuable Fertilizer . The image is provided for reference only. It may reflect condition of one of the available copies or only help in identifying the edition. Please feel free to contact us for a detailed description of the copies available. SKU6389429