What are the classic works in the field of Chinese agriculture?

There are many classic works in the field of Chinese agriculture, and the following are some of the important ones:

1. The Essentials of Qimin: This is a classic work on agricultural technology in ancient China, authored by Jia Si-feng of the Han Dynasty. It describes in detail all aspects of agricultural production, including farming, planting and breeding, and played an important role in guiding the development of ancient Chinese agriculture.

2. The Complete Book of Agricultural Politics: This is an encyclopedia of agriculture written by Xu Guangqi in the Ming Dynasty. It systematically summarized all aspects of ancient Chinese agriculture, including agronomy, agricultural tools, and farmland water conservancy, and played an important role in promoting the development and improvement of ancient Chinese agriculture.

3. Nongsang jieyao: This is an agricultural work written by Yang Shi in the Qing Dynasty. It mainly introduces the planting techniques and management methods of crops, including soil improvement, fertilizer application, pest control, etc. It played an important role in the development of ancient Chinese agriculture and the improvement of production.

4. Farmland Water Conservancy: This is a work on farmland water conservancy written by Xu Xiake in the Ming Dynasty. It describes in detail the design and construction methods of farmland water conservancy projects, including irrigation channels, sluices, dykes, etc. It played an important role in promoting the development and improvement of farmland water conservancy in ancient China.

5. Nongxue: This is a work on agriculture written by Li Yu in the Qing Dynasty. It mainly introduces the planting techniques and management methods of crops, including soil improvement, fertilizer application, pest control, etc. It played an important role in the development of ancient Chinese agriculture and the improvement of production.