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饲粮蛋白质水平对断奶仔猪消化酶活性的影响 被引量:5

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摘要 试验采用完全随机区组设计,将72头(9.06±0.35)kg、35日龄断奶的杜长大仔猪分为4组,每组3个重复,每个重复6头猪(阉公猪母猪各3头)。4个组分别饲喂24%、22%、20%、18%蛋白质水平的饲粮,研究了饲粮不同蛋白质水平对断奶仔猪蛋白酶活性的影响。结果表明,当饲粮蛋白质水平降低到18%时,仔猪胃蛋白酶、十二指肠胰蛋白酶及空肠糜蛋白酶的活性显著下降,但当饲粮蛋白质水平高于或等于20%时,酶的活性基本不受饲粮蛋白质水平的影响。
出处 《养猪》 2008年第6期5-7,共3页 Swine Production
基金 山西农业大学科技创新基金项目(2006005)
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参考文献9

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二级参考文献7

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