PDF(241 KB)
PDF(241 KB)
PDF(241 KB)
日粮中不同锌及维生素A水平对肉仔鸡生产性能、免疫性能和有关酶及激素的影响
The influence of various dietary Zn and VA levels on production performance, immunology copetence, activity of CuZn-SOD, ALK and insulin concentraion of serum in broilers
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