Replacement of 50% of C.P. of G.N. cake with deoiled mustard
cake either untreated or treated with copper sulphate, ferrous sulphate
and combined copper & ferrous sulphate had no adverse effects on
growth nutrient utilization and carcass qualities in growing, finishing
quails. Moreover, it shows definite economic advantages in quail
production and therefore may be used in their ration up to 15 parts
replacing 50% of groundnut cake protein.