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  1. The influence of the human-animal relationship on the productivity and welfare of the pig

    Contributor(s):: Hemsworth, P. H., Barnett, J. L., Cronin, G. M.

    The effects of "unpleasant", control (minimal contact with humans), and "pleasant" handling of boars and gilts from 11 wk of age were studied. Boars in the pleasant handling group attained a fully coordinated mating response at an earlier age and had larger testes at 160 days of age than those in...