Food crunch opens doors to bioengineered crops

(AP) -- Zeng Yawen's outdoor laboratory in the terraced hills of southern China is a trove of genetic potential - rice that thrives in unusually cool temperatures, high altitudes or in dry soil; rice rich in calcium, vitamins or iron.

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<p><a href="http://www.physorg.com/news147273122.html">Food crunch opens doors to bioengineered crops</a></p> <p>(AP) -- Zeng Yawen's outdoor laboratory in the terraced hills of southern China is a trove of genetic potential - rice that thrives in unusually cool temperatures, high altitudes or in dry soil; rice rich in calcium, vitamins or iron.</p>