PDF(1711 KB)
PDF(1711 KB)
PDF(1711 KB)
饲粮中添加甜菜碱对热应激蛋鸡生产性能、蛋品质及血清生化指标的影响
Effects of Dietary Betaine on Performance, Egg Quality and Serum Biochemical Parameters of Laying Hens under Heat Stress Condition
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