TY - JOUR T1 - Effect of Plant Essential Oil on Growth Performance and Immune Function During Rearing Period in Laying Hens JO - Brazilian Journal of Poultry Science A1 - Gao, J A1 - Liu, W A1 - Geng, B A1 - Lei, Q A1 - Han, H A1 - Zhou, Y A1 - Liu, J A1 - Cao, D A1 - Li, H A1 - Li, F SN - 1516-635X UL - 10.1590/1806-9061-2019-1244 VL - 22 Y1 - 2020 PB - Brasil ER -