1: contains the main agricultural products in China in 2008 the costs and benefits of information and since 2003, six years of cost-benefit succinct...

"National Agricultural Costs and Returns compilation 2010" contains the main agricultural products in China in 2009 cost and revenue data...

First, the "National Agricultural Costs and Benefit Compilation -2011," is a collection of China's major agricultural products in 2010...

"National Agricultural Costs and Returns compilation 2013" a collection of 2012 major agricultural production costs and revenue...

"National Agricultural Costs and Returns compilation of 2014," a collection of production costs and revenue information and cost-benefit...