What are the major agricultural achievements of ancient China?

The major agricultural achievements of ancient China include "rice, silkworms, oranges, tea, greenhouse cultivation, water conservancy stone mills, grafting technology, and the sea pond project".

1. Rice: China's earliest cultivation, in Hunan river river Li Zhou Chengtou mountain found in the universe of the earliest rice, more than 6,000 years ago. About 3,000 years ago spread to Korea, Vietnam, Japan and other countries.

2. Silkworm: Silkworm is the main raw material of ancient silk, which was cultivated in China during the Neolithic Age, and was introduced into Japan, Korea, and Vietnam more than 2,000 years ago, and then into Greece and European countries.

3. Citrus, loquat, lychee, red apricot, plum, Shang and Zhou Dynasties, orange in the Tang Dynasty to Japan, and later to other countries.

4. Tea: Tea culture has a long history in China, cultivated during the Shang and Zhou Dynasties, and introduced to Japan in the Tang Dynasty.

5. Greenhouse cultivation: always thought it was a foreign technology, I did not expect in China during the Qin and Han Dynasties, the ancients are still quite wise, this technology is more than 1,000 years earlier than abroad.

6. Hydraulic stone mill: is a stone and wood made of, so that the grain broken and peeled tools, China's first appeared in the Wei and Jin dynasties. Grafting technology: a plant artificial propagation technology, a plant branch or bud, grafted to another plant stem or root, so that the two parts of the joint together into a complete plant, this technology began in the Wei and Jin dynasties.

7. Sea pond project: since the Han, Tang, Jiang, Zhejiang, Fujian coastal people for the defense of tidal disaster and began to build river and sea dykes. Sea ponds in China's southeastern coastal areas in the process of economic development occupies a fairly important position. Sea ponds from localized to connected to a line, from the earth ponds evolved into stone ponds, the level of construction technology continues to improve.

Extended information:

Ancient Chinese agronomists include Jia Si-feng, who wrote "The Essentials of Qi Min". Xu Xing, a native of the Warring States period, was the founder of the Hundred Schools of Agriculture.

Xu Guangqi of the Ming Dynasty. Xu Guangqi's scientific achievements were manifold. He had with the Jesuit missionary Matteo Ricci and others together *** with the translation of many scientific works, such as "geometry originally", "Tessie water law", etc., to become the introduction of modern Western science pioneer; at the same time, he also wrote a lot of his own on the calendar, measurement of works, such as "measurement of the differences and similarities", "the hook and the right"; he also will be through the Chinese and Western calendars at the time, presided over a more than 130-volume "Chongzhen Calendar" of the preparation. work. In addition to astronomy, calendars, mathematics and other aspects of the work, he also personally practiced military, responsible for the manufacture of firearms, and successfully repelled the attack of the Later Jin.

References:

Agricultural History - Baidu Encyclopedia