Yangshao culture, Longshan culture, Banpo culture (the early Yangshao culture is now 1000 to 2000); Laoguantai culture (early Neolithic age, about 8000 years ago); A large number of stone axes and bone hoes were found in Yangshao cultural sites, indicating that agriculture was developed at that time. In addition, millet was found in a clay pot in the tomb, indicating that millet was the main crop at that time. The appearance of bone cones, bone needles and ancient wheels shows that the primitive residents at that time mastered the original sewing and textile technology. Many bones of pigs, cows and horses were found, indicating that animal husbandry had existed at that time. The appearance of stone arrowheads and bone arrowheads shows that bows and arrows were widely used at that time, and also shows that hunting life has changed to primitive animal husbandry and agriculture. Yangshao culture lasted from 5,000 years ago to about 2,500 years, and then merged with other cultures in the late Neolithic period, forming the later Xia and Shang cultures.
Longshan Cultural Site is located in Longshan Town, Zhangqiu County, Shandong Province, and was discovered on 1928. The production tools they use are stone axe, stone knife, stone sickle and so on. In addition, there are mussel sickle and double-toothed wood lei used for digging. They raise pigs, dogs, cows, sheep, chickens and horses. Longshan culture is also called black pottery culture. Black pottery products are delicate in texture and beautiful in shape. They are processed with ceramic wheels and fired in a kiln at high temperature (1000℃). The mastery of this high-temperature technology prepared for the arrival of the Bronze Age. Longshan culture is mainly divided into three types: Shaanxi, Henan and Shandong. Bronzes also appeared in the late Longshan culture site.
What are the secondary vocational subjects of teacher qualification certificate?
1, Putonghua certificate, Pu