Banana is a voracious feeder of nutrients which can be supplemented by various organic and inorganic sources. Frequent use of inorganic fertilizers and chemicals caused negative effect on the soil health and environment too. The use of organic and bio-fertilizers may help in reducing or eliminating the use of inorganic ones. In this regards influence of an integrated doses of NPK, Azospirillum, PSB and Trichoderma harzianum was studied in RBD with three replications and ten treatments in banana cv. Grand Naine.