Open AccessGestation housing for sows: a comparison of individual gestation stalls within confinement facilities and group pens in deep-bedded hoop barns
Author(s) -
Peter Joseph Lammers
Publication year - 2020
Language(s) - English
Resource type - Dissertations/theses
DOI - 10.31274/rtd-20200618-29
Subject(s) - litter , gestation , culling , zoology , biology , estrous cycle , pregnancy , ecology , herd , genetics