Percentage (number) of farmers to report that they ‘currently use’, ‘used in the past’ and ‘never used’ each aggression control strategy when regrouping unfamiliar growing/ finishing pigs on their farm.
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Percentage (number) of farmers to report that they ‘currently use’, ‘used in the past’ and ‘never used’ each aggression control strategy when regrouping unfamiliar growing/ finishing pigs on their farm.
创建时间:
2019-11-08




