Dying breeds: livestock are developing a largely unrecognized biodiversity crisis.(Cover Story)

From: Science News | Date: October 4, 1997| Author: | Copyright information

The gene pools of dairy cows, swine, chickens and other livestock are eroding as a few breeds become dominant and others dwindle. The industrialization of agriculture is a major cause. Some groups are working to preserve genetic diversity.

Livestock are developing a largely unrecognized biodiversity crisis

When it comes to milk production, nothing beats Holsteins. For the farmer who takes care to keep them cool, sated with high-energy chow, and milked regularly--often under the management of a sophisticated computer--these familiar black-and-white cows produce an average of 2,275 ...

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