Are there many types of walnuts, and which ones are there?

1. According to the classification of origin, there are Chencang walnuts, Yangping walnuts, and wild walnuts;

2. According to the classification of maturity period, there are summer walnuts and autumn walnuts;

3. According to the smoothness of the husk, there are light walnuts and hemp walnuts;

4. There are two categories according to the thickness of the husk, namely thin-shell walnuts and thick-shell walnuts.

There are many kinds of walnuts, generally according to the region can be divided into northern walnut, Xinjiang walnut, Yunnan walnut, according to the thickness of the husk can be divided into thin-skinned walnut, thick-skinned walnut, paper-skin walnut, according to the maturity period can be divided into summer walnut and autumn walnut two, in addition to wild walnut, semi-wild walnut and so on. <

There are many kinds of walnuts, generally according to the region can be divided into northern walnut, Xinjiang walnut, Yunnan walnut, according to the thickness of the husk can be divided into thin-skinned walnut, thick-skinned walnut, paper-skin walnut, according to the maturity period can be divided into summer walnut and autumn walnut two, in addition to wild walnut, semi-wild walnut and so on.

Walnut: Walnut, also known as walnut and Qiang peach, is a plant of the Juglans family. Together with almonds, cashews, and hazelnuts, it is known as the world's famous "four dried fruits".

Walnut kernels are rich in nutrients, containing 15 20 grams of protein per 100 grams, more fat, 10 grams of carbohydrates, and contain a variety of trace elements and minerals such as calcium, phosphorus, iron, etc., as well as carotene, riboflavin and other vitamins. Good for the human body. It is one of the nut foods loved by the people.

The shell of the walnut is hard and needs to be broken open to eat.

Walnut varieties:

1. Green Ridge. The nuts are oval, the color is light yellow, the average fruit weight is, the fruit surface is smooth, it can be opened by pinching lightly, the inner seed coat is light yellow, and the kernel is relatively full. The fruit will grow and ripen in early September, the fruit growth period is about 110-120 days, it has a good drought tolerance, cold tolerance and disease resistance, the growth is relatively robust, suitable for planting in Hebei Taihang Mountain, the southern foot of Yanshan Mountain and the walnut cultivation area of Xingtai Plain.

Second, the new early abundance.

The walnuts of this variety are oval, the fruit base is round, the top of the fruit is tapered, the surface of the shell is smooth, and the walnut kernel is fragrant. It will grow and mature in early September, has good disease resistance and cold resistance, and is very suitable for cultivation in places with good water and fertilizer conditions. This variety was selected by Xinjiang Forestry Research Institute from walnut plants in Wensu County, Xinjiang.

3. New Jufeng.

It was selected from the descendants of Hechun No. 4 of the woody grain and oil forest farm in Wensu County, Xinjiang, and was originally codenamed Wen 246, which was named in 1989. The fruit ripens in late September, the fruit is large, oblong, the top of the fruit is thin and round, the shell is relatively smooth, the color is light, and the average fruit weight is. The propagation is mainly grafted, and it can flower and bear fruit in the second year of grafting, and the yield is good.

Fourth, thin-shell incense.

Thin-shelled incense was selected by the Beijing Forestry and Fruit Research Institute, and is the descendant of Xinjiang early walnut, which was originally codenamed "Experimental Field No. 2" and Beijing 752, and was named in 1984. The fruit is oblong, with an average fruit weight of 12g, small pitting on the shell, and a relatively dark color.

Fifth, Jinxiang. Jinxiang walnut is a seedling of walnut seeds selected by Shanxi Forestry Department from Qi County, which is mainly cultivated in Henan, Shanxi, Liaoning and mountainous areas, and is a medium-ripening variety. The fruit is round and has a thin shell, which allows the whole kernel to be removed and is of high quality. It grows well, adapts to the environment well, and has good cold resistance.