<P> Agriculture is a vital industry in China, employing over 300 million farmers . China ranks first in worldwide farm output, primarily producing rice, wheat, potatoes, tomato, sorghum, peanuts, tea, millet, barley, cotton, oilseed and soybeans . </P> <P> The development of farming over the course of China's history has played a key role in supporting the growth of what is now the largest population in the world . Analysis of stone tools by Professor Liu Li and others has shown that the origins of Chinese agriculture is rooted in the pre-agricultural Paleolithic . During this time, hunter - gatherers harvested wild plants with the same tools that would later be used for millet and rice . </P>

What are the primary types of agriculture that dominate china
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