Coffee growth knowledge
Coffee is a kind of drink, which gives the public the impression that it is black, bitter, sleepless and excited. The coffee beans we see in the coffee shop are tea-brown, which belongs to roasted coffee beans, while the color of the coffee liquid is amber. Coffee comes from coffee beans, which are harvested and processed from the fruit of trees.
The growth habits of coffee:
Coffee trees are most suitable for growing in an environment where the average temperature is about 20 degrees Celsius, annual precipitation is 1500-2000 mm, soil permeability is strong, and sunshine is suitable. Coffee is afraid of Frosts Descent and the cold winter, and must not be planted in the highlands where frost falls.
Distribution of coffee:
Coffee trees grow in national gardens in tropical or subtropical regions with the equator as the center and between latitudes 25 degrees south and north, called the coffee belt. At present, coffee is produced in more than 60 countries, widely distributed in South America, Central America, the West Indies, Asia, Africa, Arabia, the South Pacific and Oceania. In terms of production, Brazil, which accounts for the largest output in the world, accounts for about 30%; the second is Central and South America, which is centered on Colombia (10%), accounting for 60%; followed by Africa and Arabia, accounting for about 30%; the remaining 10% are distributed in Asia and most islands.
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The composition of coffee beans
Sugar: without sugar, you will not only feel the bitterness of caffeine and the sour taste of tannin, but also feel sweet, which is caused by the sugar contained in the coffee itself. After baking, most of the sugar will be converted to caramel, bringing a unique brown to the coffee. Minerals: lime, iron, sulfur, sodium carbonate, phosphorus, chlorine, silicon, etc., because the proportion rarely affects coffee.
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The original variety of coffee beans
At present, the most important coffee beans in the world mainly come from three original varieties: Arabica, Roberta and Liberia. The Arabica coffee tree, which originated in Ethiopia, accounts for 70% of the world's coffee production, and almost all the world-famous coffee varieties are Arabica species. Arabica coffee trees are suitable for growing in high mountains with large temperature difference between day and night, as well as low humidity and good drainage.
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