TIME: 2015-09-24
With the contradiction between population and resources, the quality of soil and land resources has become increasingly serious. Since 1960s, the world has been concerned about this issue. And China is very serious, China's arable land accounts for only around 10% of the population is only 22%, China's per capita arable land area a few years ago had been reduced to the 1.4 acres, only 40% of the world average level, the red line of 18 million mu of arable land is broken alarm has been sounded, also the 18 million mu of tillage geology is accelerated decline. The area of arable land decreased and the quality of the decline, what we take to ensure food security, the problem is worrying.