What advantage did the Yangzi River drainage area have over the north China plain?

Question

Quizplus · Accepted Answer

The advantage the Yangzi River drainage area had over the north China plain was that rice grew there. The Yangzi River drainage area was known as the "land of rice and fish" and its fertile soil and warm, humid climate made it ideal for growing rice. In contrast, the north China plain had a cooler, drier climate that was less conducive to rice cultivation.

What Advantage Did the Yangzi River Drainage Area Have Over