What are the advantages of crankshaft plough compared with straight shaft plough?

Compared with the straight-axis plow, the curved-axis plow mainly has the following two differences:

1, the long straight axis of the curved garden plow becomes a short curved garden;

The length of the old plow is generally about 9 feet today, reaching the front of the cow shoulder; The length of Qu Yuan's plow is about 6 feet today, only about the back of a cow. The plow frame is smaller and lighter, easier to turn around, more flexible to operate and saves animal power. The old plow was changed from two cows to one cow for traction. Moreover, due to its small area, this kind of plow is especially suitable for paddy field farming in the south, so it has been popularized in Jiangdong area.

2. The plow wall has been improved:

The plow wall in the Tang Dynasty was round, so it was also called a plow mirror. It can push the turned-up soil aside to reduce the resistance to progress, and it can also turn up the clods and cut off the growth of grass roots. After this kind of plow appeared, it gradually became popular and became the most advanced farming tool at that time. The plow has been basically shaped, which is a major improvement of the working people in the Tang Dynasty.

1, related farmland preparation tools:

Cultivated land preparation tools are used for ploughing, breaking ground, leveling fields and other operations. It has experienced the development process from Lei to animal-drawn plough. In the Han Dynasty, animal-drawn plows became the most important agricultural tools.

During the Wei and Jin Dynasties, plows, rakes and plows were used in northern China to support dryland farming. In the Song Dynasty, the paddy field farming system of plough, harrow and furrow was formed in the south.

Paddy field soil preparation tools mainly include ploughing, harrowing and ploughing. This farming system was formed in the Song Dynasty. Rakes were invented in the Jin Dynasty to break clods and mix mud after ploughing.

Paddy fields, paddy fields and other paddy field soil preparation tools appeared in the Song Dynasty, which were used to mix mud. Seedling horse, which appeared in the Northern Song Dynasty, is a special tool for pulling out rice seedlings.

2. Traditional farm tools are the general name of agricultural production tools invented and passed down in history. Traditional farm tools have the characteristics of local materials, portability, multifunction and wide applicability.

According to an ancient legend, the first agricultural tool was Lei Lei. The well-documented sowing tool in the Western Han Dynasty was the plough share. Ploughshares are pulled by livestock and supported by people behind them, which can complete ditching and sowing at the same time.

3. Cultivated land preparation tools are used for ploughing land, breaking ground, leveling fields and other operations. It has experienced the development process from Lei to animal-drawn plough. In the Han Dynasty, animal-drawn plows became the most important agricultural tools.

During the Wei and Jin Dynasties, plows, rakes and plows were used in northern China to support dryland farming. In the Song Dynasty, the paddy field farming system of plough, harrow and furrow was formed in the south.

Paddy field soil preparation tools mainly include ploughing, harrowing and ploughing. This farming system was formed in the Song Dynasty. Rakes were invented in the Jin Dynasty to break clods and mix mud after ploughing. Paddy fields, paddy fields and other paddy field soil preparation tools appeared in the Song Dynasty, which were used to mix mud. Seedling horse, which appeared in the Northern Song Dynasty, is a special tool for pulling out rice seedlings.

Extended link: Baidu Encyclopedia: Qu Yuanli