@article{paperid:1032180, author = {Yari, Mojtaba and Valizadeh, Reza and Naserian, Abbas Ali and A. Jonker and P. Yu}, title = {Modeling nutrient availability of alfalfa hay harvested at three stages of maturity and in the afternoon and morning in dairy cows}, journal = {Animal Feed Science and Technology}, year = {2012}, volume = {178}, number = {1}, month = {November}, issn = {0377-8401}, pages = {12--19}, numpages = {7}, keywords = {Alfalfa hay Stage of maturity Cutting time DVE/OEB protein system NRC dairy model}, }