Using hens fed feed a negative potential, yield can be improved more than 25%, an increase of 22% in egg production, egg production rate of 50% reduction time of 22.8%, 9% egg weight.
Egg-laying chickens fed with negative potential feed can increase yield by more than 25%, egg-laying period increases by 22%, egg-laying rate reaches 50% time decrease of 22.8%, and egg weight increases by 9%.
The laying hens fed with negative potential feed can increase the yield by more than 25%, the laying period by 22%, the laying rate by 22.8% and the egg weight by 9%.