TY - GEN AU - Wall,H AU - Tauson,R AU - Elwinger,K TI - Effects of litter substrate and genotype on layers' use of litter, exterior appearance, and heterophil:lymphocyte ratios in furnished cages SN - 0032-5791 PY - 2009///0211 KW - Animals KW - Chickens KW - genetics KW - Female KW - Floors and Floorcoverings KW - Genotype KW - Grooming KW - Housing, Animal KW - Lymphocytes KW - physiology KW - Stress, Physiological N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.3382/ps.2008-00038 ER -