AME and AMEn underestimate bioavailable energy(BE)of a feed. They vary greatly,depending mainly upon feed intake(AMEn is superior to AME in this aspect.) .

 
  • AME及AMEn均低估了饲料的生物有效能(BE),且变异很大,主要受采食量的影响(AMEn稍优于AME)。
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