datian
Datian refers to a traditional Chinese practice of collecting and utilizing human feces as fertilizer. Historically, especially in agrarian societies, night soil was a vital source of nutrients for crop cultivation. This practice was widespread across China for centuries, contributing significantly to agricultural productivity.
The process involved collecting feces from households and designated collection points. These materials were then typically
In modern China, the practice of using raw or inadequately treated human waste as fertilizer has largely