Three original species of coffee Arabica,Robusta,Liberica
Three original species of coffee
[scientific name]
The small seed is Arabica, the medium grain is Robusta, and the large grain is Liberica.
Family and genus: coffee genus of Rubiaceae
[alias]
The small seed is also known as the Arabian species, the medium seed is also called the Robsta species, and the large seed is also called the Liberika species.
There are two kinds of common: Arabica and Robusta.
Coffee is rich in protein, fat, sucrose, starch, caffeine and other substances. after being made into a beverage, coffee is rich in aroma, delicious taste and rich nutrition, so it has become the world's three major beverages composed of tea and cocoa, and ranks first in the list. Yunnan coffee is a variant of Arabian original species, which has been cultivated for more than one hundred years after long-term cultivation and domestication.
Morphological features: small trees or large shrubs, plant height 5-8 meters. Base usually much branched, old branches gray-white. Nodes inflated, young branches glabrous. Leaves thinly leathery-ovate-lanceolate or lanceolate, apex long acuminate, base cuneate or slightly obtuse, entire or shallowly wavy, both surfaces glabrous. Cymes several clustered in leaf axils, Corolla white, fragrant. When ripe, berries are broadly oval, red, 1.2 × 1.6 cm long, and seeds 0.8-1.0 cm long. The florescence is from March to April.
Origin and distribution: originated in Ethiopia or Arabian Peninsula. Now a lot of coffee is grown in South America and Africa, and the best coffee producing area in Asia is Indonesia. China is mainly produced in Hainan, Yunnan and other places, in addition, Sichuan Panzhihua area also has a certain scale of cultivation.
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Drinking coffee contributes to longevity?
Ten-year-old Song'ao was often held by his parents from birth because of severe congenital heart disease that left him out of breath at the slightest activity. He was also exempted from physical education after school, and the examination found that he was suffering from severe tetralogy of Fallot. But the high cost of surgery and the risk of treatment discouraged the family. Once the free clinic experts decided to operate on him free of charge and in a minimally invasive way.
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The common way to brew coffee in cafes is to siphon the hand into the mocha pot.
Siphon pot (Syphon) is one of the most popular coffee brewing methods in cafes. Coffee principle: under the burning of alcohol lamp, when the water temperature in the lower container reaches 92 ℃, the water is sucked into the upper container with coffee powder, and after soaking and stirring, the coffee is returned. Suitable for coffee: slightly sour, medium-bodied coffee. Degree of grinding: slightly thicker than powder, then
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