@inproceedings{inproceedingsab2ed17a, title = {Methane emission, apparent digestibility and nitrogen balance in sheep fed a leucaena diet with or without polyethylene glycol}, author = {Soltan, Yosra A and Abdalla, Adibe Luiz and Morsy, Amr S and Lucas, Ronaldo C and Sallam, Sobhy Mohamed Abdallah and Louvandini, Helder}, year = {2012}, publisher = {FAO-CIHEAM}, booktitle = {International Seminar of the FAO-CIHEAM Network on Sheep and Goats – Sub-Network on Nutrition} }