Research has been carried on the resource insect Tenebrio molitor L.in it's technical index of breeding on a large scale.The research indicated that the adult insects often died in aged ones;more than 69.7%adult insect can surive for sixty days;20 000 head per square meter is the most suitable breeding density.The output of Tenebrio molitor L.can increase when the adult insects are added in regularly and Quantitatively.