Onion origin
Onion is suitable for growth in a long sunshine environment, it can only grow leaves in short sunshine conditions, the general origin of onion is the west of Asia, and later introduced to the world planting.
The origin of onion is not China, it is later introduced into China, at present the more characteristic onion's origin is Shandong, Jiangsu, Sichuan, Gansu and other regions.
Distribution of onion origin
Onions are grown all over the world, and among the more famous onion-growing regions are Jinxiang, Yutai, Shanxian, and Pingdu in Shandong, where the quality of onions is very good.
Shandong onions
Shandong onions are planted in May, it is widely planted, and the color is darker, the taste is more intense, the general mu yield is about 6000 pounds, the price is about 1 yuan a pound.
Jiangsu onions
Jiangsu planted onions in March, where the climate is more suitable for the growth of onions, so its acreage is about 10,000 pounds, the price is also cheaper, about 70 cents a pound.
Sichuan onions
Sichuan onions are generally planted in April, Sichuan's temperature is relatively high, so the onions here are more resistant to high temperatures, and the onion flavor here is relatively strong, it is about 1 yuan a catty, the acreage of about 7,000 pounds.