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有机铬对蛋种鸡生产性能的影响 被引量:1

Effects of Organic Chromium on Laying Performance in Breeder Hens
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摘要 试验以海兰灰蛋种鸡为研究对象,研究了日粮中添加1.0,2.0mg/kg(以铬计,以下同)的酵母铬对蛋种鸡生产性能的影响。试验期为6周,观察产蛋率、死淘率、种蛋受精率及孵化率的变化。结果表明:日粮中添加1.0mg/kg的铬,使产蛋率极显著提高(P<0.01),添加2.0mg/kg铬使产蛋率显著降低(P<0.05)。但死淘率、种蛋受精率与孵化率均无显著差异(P>0.05)。
出处 《饲料博览》 2004年第7期31-32,共2页 Feed Review
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