In this study, carried out in 2013-2014 for two years in Iran ( Urmia) was aimed to determine the effects of foliar aplicaton of iron and zinc with applied of Plant Growth Promoting Rhizobacteria as biofertilizers (control, nitrogen fixing and phosphate solvent) on forage yield and some quality properties of soybean forage. The experiment was established in randomized complete blocks arrangement with four replications.