Farmers unload wheat to sell at a grain purchase station in Liaocheng, east China`s Shandong Province, June 21, 2011. Purchase price for wheat in Shandong has risen to 2.08 yuan a kilogram, up 0.04 yuan per kilogram over its initial quote. (1 U.S. dollar=6.469 yuan) (Xinhua/Guo Xulei)

A worker loads wheat into a barn at a grain purchase station in Liaocheng, east China`s Shandong Province, June 21, 2011. Purchase price for wheat in Shandong has risen to 2.08 yuan a kilogram, up 0.04 yuan per kilogram over its initial quote. (1 U.S. dollar=6.469 yuan) (Xinhua/Guo Xulei)