饲粮中添加牛磺酸对黄鸡性腺发育及其内分泌的影响
EFFECTS OF TAURINE ON DEVELOPMENT AND ENDOCRINE OF GONADS OF YUEHUANG BROILERS
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摘要: 1日龄粤黄鸡62只,随机分为4组,第Ⅰ、Ⅱ、Ⅲ、Ⅳ组牛磺酸的添加量依次为:0,0.05%,0.51%,0.45%,试验期98d,试验结果表明,第Ⅳ组鸡只性腺发育明显快于第I组,第Ⅱ、Ⅲ、Ⅳ组公鸡血浆睾酮2高于第I组,其中第Ⅳ组公鸡血浆T浓度显著高于第I组(P〈0.01),第Ⅱ、Ⅲ、Ⅳ组母鸡雌二醇浓度高于第I组,其中第Ⅳ组与第I组比较差异显著(P〈0.05),第Ⅳ组血浆黄体生成素(LH)浓度显著高于