Second, the barley worm is 3-4 times larger than the common Tenebrio molitor (breadworm), and its yield is 5 times that of Tenebrio molitor (breadworm), and its nutritional value far exceeds that of Tenebrio molitor (breadworm).
Third, at present, the feeding cost of wheat worms is basically comparable to that of Tenebrio molitor (breadworm), but the market price of wheat worms is nearly four times higher than that of Tenebrio molitor (breadworm).