Orange introduction
In view of the high degree of commercialization of citrus, many unique varieties have been born under the market demand, such as late-maturing summer orange to fill the market gap, seedless orange, Gannan navel orange and other geographically protected fresh food species. Many kinds of oranges are named after the place of origin, and some oranges are even registered with trademarks.
Some varieties of oranges have been produced in the long-term cultivation process of human beings, and some varieties have been preserved because they are beneficial to human beings. This species often crosses with other citrus plants to produce better varieties. Sometimes cultivated varieties of citrus plants also contain orange characters, but in fact they do not belong to this species.
In China, young fruits and fallen fruits can be dried and used as medicine. Storage and transportation resistance. The maturity varies greatly, which can prolong the supply period of fresh fruit and processing raw materials. Citrus varieties can be divided into early, middle and late maturity according to fruit maturity.