Weight gain ratio ( WGR), special growth rate ( SGR), feed efficiency ( FE) and, protein conversion efficiency ( PCR) of fish were improved by the elevation of dietary phosphorus level and reached maximal value at 1.32% total phosphorus.

  • 随着饲料中磷添加水平的提高,黑鲷幼鱼的增重率、特定生长率、饲料效率和蛋白质效率呈上升趋势,当饲料总磷含量为1.32%时,各项指标均达到最高水平。

  • 互联网摘选 2025-01-20 17:34:19

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