参考译文：

Agriculture is one of the most important industries in China which embraces more than 300 million workers. China ‘s agriculture output ranks the first all over the word, and it mainly produce rice, wheat and beans. China provides 20 percent of the world food, though its agriculture land only accounts for 10% of the world’s total.China’s history of planting rice dates back as early as 7700 B.C. Long before the use of machinery and fertilizers, industrious and creative farmers had already used different kinds of methods to increase crop yields. The latest trend of the agriculture development in China is to promote organic agriculture. And the organic agriculture can serve a variety of purposes, which including food safety, public health and sustainable development.