China has a long history of agricultural development. What are the main characteristics of ancient agricultural development in China?

Chinese traditional agriculture has gone through the following stages:

1, Xia, Shang, Western Zhou and Spring and Autumn are the transitional periods from primitive agriculture to intensive traditional agriculture, characterized by furrow agriculture related to bronze tools, ploughing and connection.

2. The Warring States, Qin and Han Dynasties, Wei, Jin, Southern and Northern Dynasties were the formation period of intensive cultivation, which was characterized by the formation of a dry land agricultural technology system with tillage, harrowing and tillage as the core;

3. The Sui, Tang, Song, Liao, Jin and Yuan Dynasties were a period of intensive cultivation and agricultural expansion, which was mainly characterized by the formation of paddy field agricultural technology system with tillage, harrowing and tillage as the core;

4. The Ming and Qing Dynasties were a period of intensive cultivation and sustained development, which was mainly manifested in coping with the contradiction between population and land shortage caused by rapid population growth, devoting to improving multiple cropping index and expanding cultivated land, and the land utilization rate reached the highest level of traditional agriculture.