@article{Elizondo-Salazar_2006, title={Nutrient requirements of dairy cattle.}, volume={13}, url={https://revistas.ucr.ac.cr/index.php/agromeso/article/view/13244}, DOI={10.15517/am.v13i1.13244}, abstractNote={Linear regression equations have been obtained to directly calculate<br />nutrient requirements of dairy cattle (TDN, DE, ME, NEL,<br />CP, Ca, P, Vitamin A and Vitamin D) on different<br />physiological stages: maintenance, pregnancy and milk<br />production based on NRC nutrient requirements tables. The<br />R-square was calculated for each equation to establish the<br />degree of adjustment.}, number={1}, journal={Agronomía Mesoamericana}, author={Elizondo-Salazar, Jorge Alberto}, year={2006}, month={Jan.}, pages={41–11} }