Coffee trees can grow coffee beans for several years.-how do coffee beans grow?

Coffee trees can grow coffee beans for several years.-how do coffee beans grow?

Coffee fruit contains two seeds, namely coffee beans. The two beans are connected face to face with each other on one side of the plane. Each coffee bean has a thin outer film, which is called silver skin, and its outer layer is covered with a yellow outer skin, called endocarp. The whole coffee bean is wrapped in a sticky pulp to form the coffee pulp, which is soft and sweet, with the outer shell. [1]

In fact, the Arabs began to grow coffee in 525 BC, and chewing fried coffee beans became popular in the Arab region. In 890 AD, Arab merchants sold coffee beans to Yemen, and Yemenis made coffee beans into drinks for the first time. In the 15th century, coffee was introduced into Europe, Asia and soon into America. By the 18th century, coffee was widely grown in tropical and subtropical regions of the world and became one of the three major drinks in the world. Coffee ranks first among the top three beverages in annual sales, three times as much as cocoa and four times as much as tea. Although coffee has been cultivated in the world for more than 2000 years. However, coffee has been cultivated in China for only a few hundred years. In 1884, Taiwan Province began to introduce coffee.

At the beginning of the 20th century, overseas Chinese brought coffee back from Malaysia to grow in Hainan Province. Later, tropical and subtropical provinces in the south began to grow plant coffee one after another. Although the cultivation time is short, the coffee from Hainan and Yunnan provinces in China has excellent quality and unique charm, so it enjoys a high reputation in the world. After some foreign businessmen buy it at a low price, it is processed and sold to the international market. It has become an expensive world-class drink, especially the small-grain coffee grown in Yunnan Province. Because of the large temperature difference between day and night in Yunnan, it is conducive to the accumulation of substances in it. So it tastes strong but not bitter, fragrant but not strong, oily and fruity, so it is praised as "the best quality coffee in the world" by coffee merchants at home and abroad. [2]

The ripe coffee berries look like cherries and are bright red with sweet flesh and contain a pair of seeds, namely coffee beans (Coffee Beans). Coffee varieties can be divided into small-grain, medium-grain and large-grain species, the former contains low caffeine content and strong flavor, while the latter two have high caffeine content but poor flavor. Coffee sold in the world is generally made of small and medium seeds in different proportions, usually 70% of medium seeds, mainly caffeine, and 30% of small seeds, mainly for their aroma. Each coffee variety generally has a few to a dozen variants. Coffee is more resistant to shade and cold, but not resistant to light, drought and disease. Coffee contains nine kinds of nutrients, such as caffeine, protein, crude fat, crude fiber and sucrose. As a beverage, coffee is not only mellow and delicious, slightly bitter and sweet, but also can excite nerves and dispel fatigue. In medicine, caffeine can be used as an anesthetic, stimulant, diuretic and cardiotonic, as well as to help digestion and promote metabolism. The pulp of coffee is rich in sugar and can be used to make sugar and alcohol. Coffee flowers contain essential oils, extractable high-grade spice coffee has long been popular all over the world as an elegant, fashionable and high-grade beverage, and has been listed as the first of the three major beverages (coffee, tea and cocoa) in the world. Coffee is also grown in 76 countries and regions all over the world. In 1983-1984 alone, the world's coffee production reached 5.5 million tons, and the export volume was 4.2 million tons. Among them, Brazil in South America, known as the "coffee kingdom", has the largest production and export volume. In spite of this, the hometown of coffee is not in Brazil, but in Ethiopia in Africa. To this day, there is still a large area of wild coffee forest in the dense jungle of the southwestern province of Cafa. The word "coffee" comes from the place name "Kafa".