Daily infusions with a chemical commonly associated with feelings of happiness were shown to increase calcium levels in the blood of Holstein cows and the milk of Jersey cows that had just given birth The results could lead to a better understanding of ho

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Daily infusions with a chemical commonly associated with feelings of happiness were shown to increase calcium levels in the blood of Holstein cows and the milk of Jersey cows that had just given birth. The results could lead to a better understanding of how to improve the health of dairy cows, and keep the milk flowing, say scientists. Read aloud this?

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