In the experiment, 250 Arbor Acre broilers(1d of age)were randomly divided into five groups, with five replications per group.

 
  • 試驗選用1日齡AA肉仔雞250只,按體重隨機分為5組,每組設5個(gè)重復,每個(gè)重復10只雞,試驗期49天。
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