The problems generated at home and abroad by China’s growing dependence on imports of feed crops will get much worse if China continues to open its market to imports of maize, the other major crop used for industrial feeds. In 2012, China will import a record five million tonnes of maize, and it is on track to buy another seven million tonnes in 2013. This is only around 5% of national maize consumption, but it is still more maize than China imported during all previous 25 years