全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Tadlo Mengesha , Addis Getu
来源:[J].International Journal of Biological Research, 2017, Vol.5 (2), pp.41-47SPC
摘要:This study was aimed to generate organized information on selective breeding objectives, trait's preferences and major constraints of the Holla sheep production system in Kalu and Worebabo districts of South Wollo Zone under small holders' management conditions. The study wa...

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