TY - JOUR DO - 10.51227/ojafr.2021.18 UR - http://dx.doi.org/10.51227/ojafr.2021.18 TI - Productive, nutritional, and physiological responses of Barki ewes to different types of roughages (Berseem hay, Atriplex or silage) and dry yeast during gestation and suckling periods T2 - Online Journal of Animal and Feed Research AU - Kewan, Khalid Zein-Alabdein PY - 2021 DA - 2021/07/28 PB - Online Journal of Animal and Feed Research SP - 109-125 IS - 4 VL - 11 SN - 2228-7701 ER -