Briefly describe the advantages and significance of developing rice cultivation in China.

China's rice is mainly distributed in the south, but the potential for developing high-quality rice is in the north. First, the northern sunshine is longer, the second is the north of the day and night temperature difference is large, the third is the north of the typhoon storms and other natural disasters are fewer, lighter pests and diseases. It is easy to produce pollution-free rice, green food rice and organic rice.

Northern rice is currently cultivated area, although only about 1/8 of the national rice cultivation area, but due to the cultivation of japonica rice, rice quality is better, domestic and foreign demand, high commodity rate, in the development of high-yield, high-quality, efficient agriculture has a special significance, the Northeast rice in the domestic market has occupied an important position. This has become the northern region of the rice area in recent years the development of rice characteristics.

① superior natural conditions - for the tropical monsoon climate, high temperatures throughout the year, precipitation, rain and heat at the same time, can be a year three mature; at the Ganges River downstream of the alluvial plains and delta region, flat terrain, arable land than the major; dense river network, water supply is sufficient; rice soil soil is fertile.

②Socio-economic conditions - densely populated, abundant labor force; a long history of cultivation.