Raspberry, also known as raspberry, is a plant of the genus Rubus (Rubus spp.) in the Rosaceae family. It is a perennial deciduous fruit tree and a small shrub. There are more than 750 species of Raspberry, mainly distributed in the temperate zone of the northern hemisphere, with a few distributed in the tropics, subtropics and southern hemisphere. There are about 200 species in our country. Most of the raspberry varieties currently cultivated in our country are introduced from foreign countries. Raspberries can be divided into redberry groups, blackberry groups, dewberry groups and their hybrids.

Raspberry fruit is a polymer berry that is tender and juicy, with pleasant color, unique flavor and rich nutrition. The sugar content of "raspberry" fruit is 5.58-10.67%, which is similar to apples, pears, and citrus fruits; the acid content is 0.62-2.17%. In addition, it is rich in vitamin C, B1, B2, B12 and minerals. The amino acid content is higher than that of apples and grapes. It also contains anti-aging substances and anti-cancer substances. In particular, the SOD content is higher than any existing cultivated and wild fruits. It is widely used in medicine, cosmetics and health care.

Raspberries are not only a delicious raw fruit, but can also be processed into wine, jam, juice, preserves, etc. They are also nectar plants and medicinal plants. The roots, stems and leaves have medicinal effects and can quench thirst. , remove phlegm, induce sweating, and activate blood circulation, and the market development prospects are broad.

Raspberries are native to Europe, Asia, and America, and are distributed in cold and temperate countries. Large-scale economic cultivation areas are mainly in Poland, the former Yugoslavia, Scotland, the former Soviet Union, the United States, Canada and other places. Raspberries are distributed in Northeast my country, North China, Northwest China and other places, and are most cultivated in Heilongjiang Province.

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