Effects of pig and pen on pig and pen evaluation (1 = positive evaluation, 5 = negative evaluation) in the combined pictures showing a pig (‘happy’ or ‘unhappy’) in a pen (straw or slatted floor) using LS Means comparison with F-test.
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Effects of pig and pen on pig and pen evaluation (1 = positive evaluation, 5 = negative evaluation) in the combined pictures showing a pig (‘happy’ or ‘unhappy’) in a pen (straw or slatted floor) using LS Means comparison with F-test.
创建时间：
2019-02-12
