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Stories about: agricultures

Domesticated Cactus Tracked Back to the Wild Researchers managed recently to discover the origins of a special type of domesticated cactus. They tracked the original plant to the Tehuacan Valley, in Mexico.Ever since humans first managed to domesticate plants, other species of vegetation have been threatened, or brought to the brink of extinction, because of it... 24 August 2010 03:36 GMT