Food crunch opens doors to bioengineered crops (The San Luis Obispo Tribune) By By ELAINE KURTENBACH -- 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. "See these plants? They can tolerate the cold," Zeng says as he walks through a checkerboard of test fields sown with different rice varieties ... [News Source]