В. І. Лопушняк, “Grain-tilled change of fruit short rotation of crops Western Steppe of Ukraine marked negative balance of sulfur. Organo-mineral system of fertilizer with the introduction of 40 t/ha manure + 15 t/ha of green manure + 5 t/ha of straw + N50P85K113 and sat”, Scient.Prog.&Innov., no. 2, pp. 55–57, Jun. 2014.