News tagged with mississippi river valley

Bee decline threatens US crop production

The first-ever study to map U.S. wild bees suggests they are disappearing in the country's most important farmlands—from California's Central Valley to the Midwest's corn belt and the Mississippi River valley.

date12 hours ago in Ecology
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Wild bee decline threatens US crop production

The first national study to map U.S. wild bees suggests they're disappearing in many of the country's most important farmlands—including California's Central Valley, the Midwest's corn belt, and the Mississippi River valley.

dateDec 21, 2015 in Ecology
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