The cover image is based on the Original Article Dietary guanidinoacetic acid supplementation improved carcass characteristics, meat quality and muscle fibre traits in growing–finishing gilts by Zhengpeng Zhu et al., https://doi.org/10.1111/jpn.13410.

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封面图片基于Zhengpeng Zhu等人在https://doi.org/10.1111/jpn.13410上添加的日粮胍基乙酸饮食，可以改善–育后备母猪的car体特性，肉质和肌纤维性状。