M.D. Angyu1, J. Garba2 and A. Abdulkadir2 1Department of Soil Science and Land Resources Management, Faculty of Agriculture, Federal University P.M.B 1020 Wukari, Taraba State Nigeria. 2 Department of Soil Science, Institute for Agricultural Research/ Faculty of Agriculture, Ahmadu Be

T. Slavov Department of Morphology, Physiology and Nutrition, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria (Manuscript received 12 March 2017; accepted for publication 26 May 2017) Abstract. The proper knowledge on the variety of events occurring in the rumen