The effect of Lys restriction followedby a repletion period on the performance of growing pigs was studied during 3feeding phases, each lasting 28 d.
通过3个饲养阶段,每阶段28天,研究赖氨酸前期限制后期足量供给对生长猪性能的影响。
With the random single factor group division method, the effect of feed premix made by different factories on producing performance of growing pigs are studied.
采用单因子随机分组试验方法,研究了几种不同生产厂家的添加剂预混料对育肥猪饲喂效果。
The present research was conducted to investigate the influence of saponins on rumen fermentation and methane production in vitro and growth performance of growing Boer goats.
本课题以皂甙为试验材料,研究了皂甙对瘤胃体外发酵和甲烷产量以及动物生长性能的影响。
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