Spike currant is one of the small berries with strong cold resistance. Its inflorescence is a raceme, set in the axil of the leaf, so it is called the spike currant. Spike currant fruit has black, red, white points, respectively known as black spike currant, red spike currant, white spike currant. At present, the most cultivated currant is the black spike currant, commonly known as black bean fruit, also known as blackcurrant, Smilax gold, black particles and so on. It is easy to propagate, easy to manage, and start to bear fruit early, the second year after planting results, the third year began to yield, the general yield of 7500kg/hm, high-yield up to 10,000~15,000kg/hm.

Black spiked currant fruits are rich in nutrients, sugar content of 7%~13%, acid content of 1.8%~3.7%, and contains a large number of vitamins A, B, C, D, P and other physiologically active vitamin A, C, D, P and other nutrients, and the fruit is a good source of vitamin A, B, C, D, P and other nutrients, C, D, P and other physiologically active substances, including the highest content of vitamin C, vitamin C content of about 200mg per 100g of fresh fruit, second only to the kiwi. It is worth mentioning that the black currant leaves also contain more vitamin C, according to the research of Northeast Agricultural University Li Yingjun (1989), in the thin-skinned black bean and bright leaf thick-skinned black bean two varieties of adult leaves, per 100g of fresh samples containing vitamin C as high as 170~200mg. black currant fruits also contain iron, calcium, zinc and other mineral elements and a variety of amino acids essential for human growth and development (such as table). ). In addition, spike currant fruit is rich in natural red pigment.

Table black spike currant fruit main nutrients (per 100ml juice content)

Spike currant fruit is mainly used for processing fruit wine, jam, fruit sugar, jelly, preserves, etc., and its processed products are aromatic and refreshing, unique flavor, loved by consumers, selling well at home and abroad.

Spike currant leaves have a special flavor, can be used as drowning cucumber seasoning, so that sour cucumber has a unique fragrance. Black currant fruit, stems and leaves, seeds can be human medicine (the active ingredient is γ-linolenic acid, flavonoids, etc.), can benefit the energy and refreshment, soothe the tendons and blood, nourishing Yin spleen, treatment of cardiovascular and cerebrovascular diseases.