The method of improving the evenness of broiler breeder

The first is to formulate a scientific degree of feed restriction to strictly control body weight; the second is to weigh weight scientifically; the third is scientific feeding; the fourth is timely and reasonable grouping and adjustment; the fifth is suitable density, adequate trough and water level; the sixth is reasonable beak cutting; the seventh is separate feeding of male and female; the eighth is to create suitable environmental conditions; the ninth is to strengthen health and epidemic prevention.