Switchgrass, a biofuel crop studied at Michigan State University, on a June morning. (IMAGE)

Michigan State University

Switchgrass, a biofuel crop studied at Michigan State University, on a June morning.

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Switchgrass, a biofuel crop studied at Michigan State University, on a June morning.

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Credit: B. Krasean/W.K. Kellogg Biological Station Long-Term Ecological Research

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