Purdue University: Jules Janick's "Agricultural Origins in Asia"

Watch these lectures, which provide a general overview of agricultural change in China. Chinese farmers invented a wide range of devices to increase the yield of farms and to save labor, many of which were diffused to other parts of the world, especially Europe.

Click https://hort.purdue.edu/newcrop/Hort_306/lec12/index.htm link to open resource.