Researcher Leoni Martins in dairy barn (IMAGE)

Penn State

Researcher Leoni Martins in dairy barn

Caption

Researcher Leoni Martins, doctoral student in the Department of Animal Science, led a 10-week experiment that included 48 Holstein cows. He is pictured here with a cow in the Penn State Dairy Barns

Credit

Penn State

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CC BY-NC-ND

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