Grazing of barley stubble by sheep in Syria: effect of stocking rate, supplement type and level on apparent intake of stubble and on body weight change S. Rihawi, AV Goodchild, TT Treacher and E. OwenAnn. Zootech., 45 Suppl. 1 (1996) 82DOI: https://doi.org/10.1051/animres:19960615