Citrus fruits should be familiar to everyone, such as oranges, oranges, oranges, grapefruit, lemons and so on. , all belong to Citraceae.
According to a paper published in the British magazine Nature, the ancestors of citrus should be three wild species: broad-skinned orange, wild pomelo and citron.
It is said that 8 million years ago, the earth's climate changed dramatically, which led to the birth of a large number of new species, including the three ancestors of citrus.
China, southwestern Yunnan and Assam are considered as the origin centers of citrus fruits. China has a very long history of citrus cultivation, and the producing areas are all over the country.
What are the producing areas of oranges?
1, Wuzhou, Guangxi (Wuzhou Sugar Orange)
Wuzhou, located in the east of Guangxi Province, is the birthplace of Guiling Ointment, Liubao Tea and Ice Spring Soymilk.
Wuzhou is a hilly land in South China, with fertile soil and high organic matter content. In addition, it is located at the intersection of Jiang Xun, Gui Jiang and Xijiang, and the water source is good. This provides very good natural conditions for the growth of oranges.
Sugar orange is also called "October orange" because its fruit ripens in the middle and late June of 10.
According to the Records of Wuzhou Prefecture, citrus has been cultivated in Wuzhou since ancient times, among which Wuzhou Sugar Orange is a very famous local high-quality variety. As a symbolic product of chinese national geography, Wuzhou Sugar Orange is sweet and residue-free, with delicate taste and very delicious.
2. Binchuan, Dali, Yunnan (Binchuan Citrus)
Binchuan, belonging to Dali Bai Autonomous Prefecture of Yunnan Province, is located in the southwest of Yunnan-Guizhou Plateau, with warm climate, distinct seasons and large temperature difference between day and night.
Coupled with abundant sunshine and thick soil, Binchuan Citrus, a landmark product in chinese national geography, has achieved excellent quality, and is also known as "the hometown of citrus in China".
Binchuan citrus has been on the market for a long time. It is big, rich in sugar, sweet and sour, and is very popular among citrus lovers.
According to local records, the history of planting citrus in Binchuan can be traced back to more than 300 years ago. Due to the unique local climate and natural environment advantages, citrus cultivation in Binchuan has developed into an industry.
3. Xiangshan, Ningbo, Zhejiang (Xiangshan Red Citrus)
Xiangshan, belonging to Ningbo City, Zhejiang Province, is located at the southern edge of the Yangtze River Delta region, surrounded by the sea on three sides, and the two ports embrace each other.
The local soil is mainly loam and sandy soil, with high organic matter content, deep groundwater level, less industrial pollution and clean water quality, which provides excellent growth conditions for citrus.
According to the records of Daoguang Zhi in the Qing Dynasty, "The tree is one or two feet high with dense fruit, which was a tribute in the Song Dynasty and also a specialty of Xiangshan". It can be seen that as early as the Song Dynasty, Xiangshan orange was already a tribute of the imperial court at that time.
Xiangshan red orange has a flat and round appearance, and the weight of a single fruit is generally about half a catty. When it matures, the peel will turn orange-red and taste sweet and juicy. On 20 1 1 year, Xiangshan Red Citrus was officially rated as a symbol product of chinese national geography.
4. Yichang, Hubei (Yichang Tangju)
Yichang, located in the southwest of Hubei Province, is the starting point of the Three Gorges of the Yangtze River, the location of the Three Gorges Dam and Gezhouba Dam, and the hometown of Qu Yuan and Wang Zhaojun.
The local landforms are diverse, the soil texture is good, the organic matter content is rich, the sunshine is abundant, the climate is mild, and the rainfall is abundant, which makes Yichang Tangerine, a symbolic product of China national geography, have a unique taste.
As early as 270 BC, the poet Qu Yuan wrote the famous poem Ode to an Orange in his hometown of Yichang. I was ordered not to move. I was born in the south. "
Yichang tangerine is flat and round in shape. When ripe, the peel is orange. The weight of a single fruit is generally around 150g. Thin skin and tender meat, it tastes sour and sweet.