TY - JOUR T1 - Evaluation of mannan-oligosaccharides offered in milk replacers or calf starters and their effect on performance and rumen development of dairy calves JO - Revista Brasileira de Zootecnia A1 - Silva, Jackeline ThaĆ­s da A1 - Bittar, Carla Maris Machado A1 - Ferreira, Lucas Silveira SN - 1516-3598 UL - 10.1590/S1516-35982012000300038 VL - 41 Y1 - 2012 PB - Brasil ER -