The research entitled "Evaluation of three bio-insecticides to control Spodoptera.ft·ugiperda J.E. Smith Dekalb Hybrid Zea mays L. Chao-7088- Liberty ". It was held at Santa Teresita fann in the sector La Fortuna belonging to Buena vista district Chao, Vim Province, La Libertad Department since June 6, 2013 until December 4, 2013; having as objectives: T o evaluate three bioinsecticides to control Spodoptera frugiperda J. E. Smith in Zea mays L. hybrid DEKALB - 7088 Chao - La Libertad. Determine which of the three bioinsecticides present a greater control of Spodoptera frugiperda J.E. Smith in Zea mays L hybrid DEKALB -7088 Chao. Tdentify the beneficia] insect population after application ofbioinsecticides for the control of Spodopteraji·ugiperda J.E. Smith inZea mays L. hybridDEKALB -7088 Chao. The methodology used was Complete block design with three replications randomly, which cons...