搜索结果: 1-1 共查到“兽医学 Regimes”相关记录1条 . 查询时间(0.078 秒)
Effect of Physical Activities on Heat Production of White Leghorn Hens under Different Lighting Regimes
heat production activity count standing time lighting regime laying hen
2009/7/31
Six Single Comb White Leghorn laying hens (Shaver, Star cross 288) were used to estimate heat production (HP) for physical activities under different lighting regimes (LR) of 12L : 12D, 14L : 10D and ...