What are the main characteristics of ancient agricultural farming methods in China?

"Intensive cultivation" is the main feature of ancient agricultural farming methods in China.

Intensive cultivation is a summary of the essence of Chinese traditional agriculture and refers to the comprehensive technical system of traditional agriculture. Germinated in Xia, Shang and Zhou Dynasties, the Warring States, Qin, Han, Wei, Jin, Southern and Northern Dynasties was the period of technology formation, the Sui, Tang, Song, Liao, Jin and Yuan Dynasties were the period of intensive cultivation, and the Ming and Qing Dynasties were the period of in-depth development.