...y and hatch of fertile. This decline in egg production begins to occur once hens reach their peak in egg production. However, the precise factors that...
...ual maturation process (Renema et al., 2003).Body weight in broiler breeder hens has been reported to be negatively correlated with duration of fertil...
...ng a smooth side wall does not ensure uniform air speeds from wall to wall. forced air furnaces positioned along a side wall can basically nullify the...
...iod of time the animal is allowed contact with the chosen resource. Fifteen hens (Hy-Line Brown strain) were given eight preference test trials (condu...