Pomelo (alias: Wendan, Xiangluan, Zhuluan, Neizi, etc.) is a Rutaceae, citrus plant, native to Southeast Asia, and has been cultivated in my country for more than 3,000 years Historically, it has been cultivated in Zhejiang, Jiangxi, Guangdong, Guangxi, Taiwan, Fujian, Hunan, Hubei, Sichuan, Guizhou, Yunnan and other provinces. The fruit is spherical, oblate, pear-shaped or broad cone-shaped, with a solid but soft core, high sugar content, and a moderately sweet and sour taste. There are many varieties of pomelo, such as Juhong, Shatian pomelo, Wendan, Pingshan pomelo, Jinxiang pomelo, Anjiangxiang pomelo, Jinlan pomelo, Sangma pomelo, Sijipao, Liangping pomelo, Wanbai pomelo, etc.

1. Introduction to grapefruit

1. Pomelo, also known as Wendan, Xiangluan, Zhuluan, Neizi, etc., is a plant of the Rutaceae and citrus genus, native to Southeast Asia. China has a cultivation history of more than 3,000 years. Grapefruit likes a warm and humid climate and is not drought-tolerant. The optimal temperature during the growth period is 23-29°C, and it can tolerate low temperatures of -7°C. The high temperatures in summer require good water and fertilizer conditions. Although it requires a large amount of water, it is not resistant to waterlogging and prefers waterlogging. Yin, especially like scattered light.

2. The twigs are purple-red and the surface is densely covered with hairs. The leaves are broadly oval or elliptical, thick in texture and dark green in color. Racemes, sometimes with axillary single flowers, buds pale purple, thin milky white. The fruit is spherical, oblate, pear-shaped or broad cone-shaped, spongy, with large oil cells and raised bulges. The fruit core is solid but soft, and the capsule has 10-15 or as many as 19 valves. The fruit matures from September to December every year and has strong storage resistance.

3. The comprehensive utilization value of grapefruit is very high. Its fruit skin, flowers and leaves can extract aromatic oils that are roughly the same as those of citron and lemon. High-quality pectin can be extracted from the peel, and the pulp can be processed into Juice, fruit wine, citric acid, jam and canned food, etc. The pulp of grapefruit has a high vitamin C content, and because it has high sugar content, moderate sweetness and sourness, is rich in nutrients, and can be stored for a long time, it is known as "natural canned food".

2. What are the varieties of pomelo?

1. There are many varieties of pomelo, such as Orange, Shatian pomelo, Wendan, Pingshan pomelo, Jinxiang pomelo, Anjiang pomelo, Jinlan pomelo, and Sangma pomelo. , Four Seasons Pomelo, Liangping Pomelo, Wanbai Pomelo, etc. my country's planting areas are mainly distributed in Zhejiang, Jiangxi, Guangdong, Guangxi, Taiwan, Fujian, Hunan, Hubei, Sichuan, Guizhou, Yunnan and other provinces.

2. Pomelos are divided according to the flavor of the pulp, which can generally be divided into two categories: sour pomelo and sweet pomelo. ; Distinguished by fruit shape, it can generally be divided into two categories: spherical or pear-shaped. Whether sour pomelo or sweet pomelo, they include white-fleshed and red-fleshed pomelo, spherical and pear-shaped pomelo, and even milky-yellow flesh, while the flesh of red-fleshed pomelo is light red to purple.