Daguerreotype 发表于 2025-3-21 17:36:09

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sundowning 发表于 2025-3-21 22:59:06

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SPALL 发表于 2025-3-22 01:53:09

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不能仁慈 发表于 2025-3-22 08:11:17

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Impugn 发表于 2025-3-22 11:59:03

Conclusion,In drawing conclusions from the evidence presented, the importance of considering the response of the animal to its total environment is stressed. The limitations as well as the possibilities of scientific research are indicated and emphasis is laid on the need for practical help now rather than full scientific understanding in the longer term.

难取悦 发表于 2025-3-22 13:11:11

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狼群 发表于 2025-3-22 17:47:37

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笨拙的你 发表于 2025-3-22 22:39:11

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gnarled 发表于 2025-3-23 03:39:10

Welfare and Productivity, the measuring instruments are imprecise, any assessment of the correlation between welfare and productivity is often speculative. Notwithstanding these methodological problems a number of studies have indicated that some husbandry practices adversely affect both productivity and welfare.

assail 发表于 2025-3-23 08:42:02

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查看完整版本: Titlebook: Research and Development in Relation to Farm Animal Welfare; B. A. Baldwin,J. R. Bareham,K. Vestergaard Book 1981 Springer Basel AG 1981 d