What are the farmers used in the slash-and-burn period, the stone tool-assisted period and the iron plow Niu Geng period in history? (Be quick and urgent)

(1) Primitive society with low productivity. Trees and weeds on the ground are cleared, dried and lit, and then planted. This farming method is slash and burn.

(2) Seven or eight thousand years ago, the earliest tools for loosening the soil were invented, which marked that China agriculture entered the stage of "ploughing the fields" or "stone tools assisting the ploughing".

(3) During the Shang and Zhou Dynasties, a small number of bronze farm tools appeared.

(4) During the Spring and Autumn Period, small iron farm tools appeared; At the end of the Spring and Autumn Period, Niu Gengdi began to be used.

(5) During the Warring States Period, the use of iron farm tools was expanded; During the Warring States Period, Niu Geng first popularized Niu Geng, which was a revolution of agricultural power in the history of agricultural technology in China. Since then, Niu Geng with iron plough has gradually become the main farming method of Chinese traditional agriculture.