TY  - JOUR 
T1  - Natural and improved pastures on growth and reproductive performance of Hereford heifers
JO  - Revista Brasileira de Zootecnia
A1  - Rosa, Antonio Augusto Galarza
A1  - Vaz, Ricardo Zambarda
A1  - Lobato, José Fernando Piva
SN  - 1516-3598
UL  - 10.1590/S1516-35982012000100029
VL  - 41 
Y1  - 2012
PB  - Brasil 
ER  -