The Rizotron (Rizodar) preparation is a sterile powder containing the active ingredient Bradirhizobium japonicum at a concentration of 3×109 CFU/g. The preparation is intended for use in agriculture and is applied for soil fertilization. The recommended dosage is 1.0 to 1.5 kg per ton. Application is performed once, which promotes improved growth and development of soy crops. The preparation is produced by the company TOV "Aquarius i K", located in Ukraine.