Chapter 39 Supplementary picture
Stork Fish Picture Unearthed in Yan Village, Linzhuang, Henan Province (more than 5,000 years ago)
Picture of picking mulberries on the bronze wares of the Warring States Period
Picture of picking mulberries on the bronze wares of the Warring States Period
Jade Silkworm Unearthed by Da Sikong of Yin Ruins
Picture of picking mulberries on the bronze wares of the Warring States period
Picture of yellow bird, wild horse, mantis (mantis) and grass carp (grass carp) in Jin·Guo Pu's "Erya Yin Tu"
Ming "Catching Locusts" (Mural Painting of Jiyi Temple, Xinjiang County, Shanxi Province)
Human Anatomy Viscera Diagram in Tibet's "Four Medical Codes"
The Picture of Juandan in "A Study of Plant Names and Facts" by Wu Qijun in the Qing Dynasty