USA HISTORY

Detailed explanation-1: -In fact, the material basis supporting the population growth in the Qing Dynasty is related to the introduction of new crops originally grown in the Americas after the middle of the Ming Dynasty. The new crops of potatoes, sweet potatoes, and corn feature high yield and indiscrimination of land conditions.

Detailed explanation-2: -American Crops in ChinaBut even more than the silver itself, what played a key role in China’s fate were three crops that arrived in the wake of the silver–potatoes, sweet potatoes and corn.

Detailed explanation-3: -The cultivation of crops in America begins in the Tehuacan valley, southeast of the present-day Mexico City. Squash and chili are the earliest plants to be grown-soon followed by corn (or maize) and then by beans and gourds.

Detailed explanation-4: -For China, the introduction of new crops meant a rapid rise in population in the early years following the Manchu conquest. In 1573, there were about 150 million people in China, a number which dropped precipitously to about 100 million in the chaos of the mid-17th century which led to the Manchu invasion of 1644.

Detailed explanation-5: -American crops such as maize, potatoes, tomatoes, tobacco, cassava, sweet potatoes, and chili peppers became important crops around the world.