The present study was carried out in the Experimental Farm of Animal and Poultry Production Department, Faculty of Agriculture, Assiut University, Egypt. This study aimed to evaluate canola meal (CM) as a new protein source compared with undecorticated cottonseed cake (UCSC) and soybean meal (SBM) by sheep. The study includes two parts as follows: The first part was digestibility trials to evaluate; digestion coefficients, nitrogen balance, feeding value, rumen liquid characteristics and rate of passage for tested rations while the second part was growth trial to evaluate; feed intake, body...