نتایج جستجو برای: newborn lamb
تعداد نتایج: 59159 فیلتر نتایج به سال:
Several factors can affect lamb body weight (BW) and immune status during the first days of life, including colostrum source and timing of the first colostrum feeding. The aim of this study was to evaluate the effects of colostrum source (goat or sheep) and timing of the first colostrum feeding (2 or 14h after birth) on lamb BW and immune status. In this study, 40 lambs were removed from their ...
A new field of research in reproductive biology was heralded by the discovery melatonin 1958. The concentration follows light-dark cycles with significantly higher concentrations during darkness. authors present importance protein hormone focusing on processes domestic sheep. In their literature review, they report that sheep levels show daily and seasonal rhythms. as a breeder short-day animal...
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