The Book of Qi Yao Min was written in the late Northern Wei Dynasty (533 -544 AD). It is a comprehensive agricultural work written by Jia Sixie, an outstanding agronomist from Northern Wei Dynasty to Southern Song Dynasty to Liang Dynasty. It is also one of the earliest monographs in the world agricultural history and the earliest complete agricultural book in China.
The secretary talked about the agricultural production in the lower reaches of the Yellow River basin, that is, southeast Shanxi, south-central Hebei, northeast Henan and north-central Shandong, covering the production technology knowledge of the Deputy Ministry of Agriculture, Forestry, Animal Husbandry and Fishery. ?
The book consists of 92 articles, with a volume of 10. It systematically summarizes the working people's experiences in agriculture and animal husbandry, grain processing and storage, utilization of wild plants and drought-resistant methods in the middle and lower reaches of the Yellow River before the 6th century, and introduces in detail the seasons, climate and the relationship between different soils and different crops. Known as "China Ancient Agricultural Encyclopedia".
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There are orderly words and miscellaneous words in front of the book, in which the preface widely quotes examples of attaching importance to agriculture, such as sages, sages and people of insight, and attaches importance to the remarkable achievements made in agriculture.
Including agronomy, horticulture, afforestation, sericulture, animal husbandry, veterinary, breeding, brewing, cooking, storage and methods to control famine in China 0/500 years ago, including agricultural and sideline products processing (such as brewing), food processing, stationery and daily necessities production. Finally, a lot of "non-China things" are listed, that is, vegetables and fruits that are not produced in the north.
Qi Shu Yao Min praised Geng Shouchang's continuous liquidation and Sang Hongyang's average loss method as "the immortal achievement of benefiting the country and the people" and mocked Confucius's "four bodies are not diligent, regardless of grain".
Jia Sixie has established a relatively complete agricultural science system, reasonably classified agronomy categories, and is characterized by practicality. A series of processes from land reclamation, cultivation to postpartum processing, brewing and utilization are described in detail. At the same time, planting, forestry and various aquatic products are also discussed.
The problem of drought resistance and moisture conservation is discussed in detail in Qi Yao Min Shu. In addition, he also demonstrated how to restore and improve soil fertility, mainly through crop rotation, and the ways of planting green plants and interplanting in rotation appeared, and clearly put forward that the principles of agricultural production should be different from time to time, from place to place and from crop varieties, and could not be unified.
Baidu Encyclopedia-Qi Yao Min Shu