The present investigation was undertaken at SHUATS, Allahabad during 2013-14 and 2014-15 to study the effect of bio-fertilizers, vermicompost and Trichoderma in field strawberry (Fragaria x annanasa Duch.) cv. Sweet Charlie. The experiment was laid out in randomized block design with twelve treatments and three replications. Bio-fertilizers help in better utilization of added inorganic fertilizers thus reduce its level of application as well as reduce the deleterious effect of harsh chemical residues that the inorganic fertilizers leave in the soil. | Effect of bio-fertilizers vermicompost and trichoderma on yield and economics of strawberry Fragaria x annanasa Duch. cv. sweet charlie