Where is the place of origin of adzuki beans? An introduction to adzuki bean varieties

The adzuki bean is the mature seed of an annual herbaceous plant in the Fabaceae family, and has both edible and medicinal value. It is rich in nutrients such as starch and protein, and eating it can fill you up, so people call it the "rice bean." Eating this bean can harmonize the blood and discharge pus, reduce swelling and detoxify, and also help prevent beriberi, so market demand is very high. So where is the place of origin of adzuki beans? What varieties of adzuki beans are there? Let's take a look together!

1. Where is the place of origin of adzuki beans?

At present, adzuki bean production areas are distributed across the whole country, and the resources are very abundant. The main adzuki bean production areas are currently as follows.

1. Northeast ecological region

Includes the 4 provinces (autonomous regions) of Heilongjiang, Jilin, Liaoning and Inner Mongolia. This region is dominated by early and medium grain types, followed by early-maturing large grain, early-maturing medium grain and early-maturing small grain types.

2. North China ecological region

Includes the 4 provinces (municipalities) of Hebei, Shanxi, Beijing and Tianjin. This region is dominated by late-maturing medium grain types, followed by late-maturing large grain and medium-maturing medium grain types.

3. Middle reaches of the Yellow River ecological region

Includes the 2 provinces of Shaanxi and Henan. This region is dominated by late-maturing medium grain types, followed by late-maturing small grain types.

4. Guangxi and Yunnan ecological region

Includes Guangxi and Yunnan. This region is dominated by extremely late-maturing types.

2. Introduction to adzuki bean varieties

1. Jingnong No. 5 adzuki bean

It is an early-maturing, high-yielding adzuki bean variety, suitable for planting in June, with a growth period of 90-95 days. The yield in production fields with medium fertility is 2250 kg/hectare, with large grain and good quality. The 100-grain weight is about 14 grams, belonging to the large grain type; the mature pod color is brown, and the seed color is bright red with a brilliant luster. It is resistant to rust and tolerant of powdery mildew.

2. Longken adzuki bean

This adzuki bean variety was developed by selecting and breeding from the Japanese Erimo adzuki bean. The growth period is 85-90 days, 12 days earlier maturing than Binxiaodou No. 2. The plant has many branches, heart-shaped round leaves and pale yellow flowers. The seeds are red and large, with a 100-grain weight of 15-17 grams, and it is resistant to pests and diseases.

3. Jihong 9218 adzuki bean

This variety is an early-maturing adzuki bean variety, with a 100-grain weight of 15.9 grams, a relatively deep main root, larger leaves that are dark green and broadly round, relatively hard stems, yellow flowers and yellow-white pods. In summer-sown areas, the plant type is upright and lodging-resistant, the plant height is about 50 cm, and the growth period is about 85 days.

At this point, the introduction to the place of origin and varieties of adzuki beans ends here. If farmer friends want to grow adzuki beans, it is recommended to choose an adzuki bean variety suitable for local planting. We hope this article is helpful to everyone.

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