WORLD HISTORY

Detailed explanation-1: -Chinese annual corn demand has more than doubled in the past decade, largely for livestock feed, and US exporters in the past two years have emerged as primary beneficiaries.

Detailed explanation-2: -Gun powder, Seismograph, Mariner’s Compass, Printing and Astrolabe used by the astronomers and navigators are the contributions of Medieval China to the world.

Detailed explanation-3: -Corn is the most produced food commodity in China followed by rice and fresh vegetables. China produces more than 100 million tons of 5 food commodities: corn, rice, vegetables, wheat & sugar cane.

Detailed explanation-4: -Maize, which originated in Central America, was one of the first crops traded by European colonialists in the east. From their other mesoamerican territories, the Spanish and Portuguese also brought crops such as yams, tomatoes, guavas, papayas, and aubergines to China in the mid-1550s.