同时，生长肥育猪低蛋白红苕日粮蛋白质利用效率明显提高。

At the meantime, protein utilization was improved both for growing and finishing pigs.

youdao

同时，生长肥育猪低蛋白红苕日粮蛋白质利用效率明显提高。

At the meantime, protein utilization was improved both for growing and finishing pigs.

youdao