What are the important agricultural tools in ancient China?

In ancient China, there were these important agricultural tools:

1, Chu Jiu: pestle and mortar are ancient tools for threshing grain. A mortar is an instrument for rolling rice. It is made of stone or wood, and its center is concave.

2. Water mill: hydraulic driven mill, hydraulic driven rotary mill. Mostly used to grind grain. Xu Mingguang started the Book of Agricultural Administration, Volume 18: "Water mill, water mill also." In the Qing Dynasty, Gu's book on ploughing with Pan Cigeng said: "There is water but it can't be used, so people are sent to the south to seek people who can build waterwheels, water mills and water mills." ?

3. Fan car: Fan car is a machine that can generate wind (or airflow), also called "fan", "grain lifter", fan car or lift car. Invented in the Han Dynasty, it was propelled by human power and used to clean grain.

4. cymbals: cymbals are agricultural tools used for sowing in ancient times. Pulled by livestock and supported by someone behind, ditching and planting can be completed at the same time. Plant one or more ridges at a time, traditionally up to 5 ridges.

Sickle: an agricultural tool for cutting crops or grass, which consists of blades and wooden handles. Some blades have small serrated sickles. In addition, sickle can also refer to cold weapon, which is a combination of gun and sickle. Sickle was originally a farm tool, which evolved into a martial arts instrument earlier.

References:

Baidu encyclopedia-vermicelli car