Gasmi-Boubaker A, Ben Youssef S, Benila C and Rebai N 2013: Effect of harvest date on yield and quality of vetch (Vicia villosa, Roth) and triticale (X tritcosecale, Witmack) forage mixtures. Livestock Research for Rural Development. Volume 25, Article #34. Retrieved , from http://www.lrrd.org/lrrd25/2/gasmi25034.htm