為了預測每日氨基酸沉積量,必需首先預測出每日蛋白沉積率(daily rate of protein retention),然后結合體蛋白質氨基酸組成(理想氨基酸模式)則可計算出新合成蛋白質中的氨基酸沉積量??墒?,對于生長快速的動物而言,胴體和內臟蛋白質的氨基酸組成并不相同,胴體蛋白質日沉積量和內臟蛋白質日沉積量也不相等。因而有必要對這兩個部分氨基酸的需要量分別進行估計,然后對這兩部分氨基酸的沉積速率進行加權后得出總的理想氨基酸模式。
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