PDF(1121 KB)
PDF(1121 KB)
PDF(1121 KB)
饲粮粗蛋白质水平对“京红1号”蛋鸡产蛋后期生产性能和蛋品质的影响
Effects of Dietary Crude Protein Level on Performance and Egg Quality of Jinghong Laying Hens during Late Stage of Egg Production
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