How to choose the seeds of Bigen fruit? What are the methods of reproduction?

Bigen fruit is the fruit of American pecan, also known as thin-shell pecan or long-hickory, is one of the top ten nuts in the world, also known as thin-shell pecan, "longevity fruit", "American pecan", "long pecan". Green root fruit is rich in fat, sugars, protein, a variety of vitamins and minerals, tonifying kidney and brain, tonifying qi, moisturizing skin and black hair. So how to choose the seeds of Bigan fruit? What are the methods of reproduction? Next, let's have a look with the editor.

First, how to select the seeds of Bigen fruit?

Many farmers will directly choose to buy green root fruit tree seedlings in the market, but they can actually raise their own seedlings. Growers choose full and healthy seeds to choose a suitable growth environment, and then to cultivate green root fruit saplings.

The seeds of Bigen fruit should be preserved well. If the seeds lose water, it is easy to reduce the emergence rate, and the seeds can also be treated with sand in advance, which can improve the emergence rate of Bigen fruit.

Second, what are the propagation methods of Bigen fruit?

1. Sowing and reproduction

After harvest, the fruit was spread out in an indoor ventilated place, and after most of the exocarp cracked, the seeds were taken out. Both spring and autumn can be sown, but autumn sowing is not as safe as spring sowing, because seeds are easy to be eaten by rats and birds, sometimes dry in winter, seeds lose water, and the emergence rate is low. Autumn sowing is usually finished before the soil freezes in autumn, spring sowing should be early, and sowing can be in the middle of March. If sown in spring, the seeds must be treated with sand.

2. Grafting propagation

The rootstock used for grafting is generally walnut, Juglans mandshurica is used in the cold area of North China, wild walnut is mostly used in the Yangtze River valley, maple poplar is used in Shandong and Shaanxi, and the scion is collected on an excellent single plant. the full buds in the middle and lower part of the scion should be selected, which are 30 cm long and 40 cm long and 1.5 cm thick.

3. Cuttage propagation

The cuttage propagation of green root fruit usually selects one-year-old strong branches, the cuttage length is 17cm to 20cm, the common method cuttage, the survival rate is more than 90%.

4. Root cutting propagation

Combine the nursery to pick roots, then fake planting, cutting in spring, the root diameter 1 cm, length 10 cm, bed planting is appropriate, the upper cut of the root must be buried 0.5-1 cm below the bed surface.

5. Striping propagation

During the dormant period, the robust branches from the roots of the mother plant were pressed into the soil, which could take root after a period of time, and then the branches were separated from the mother plant, transplanted and cultured.

The above is the introduction of Bigan fruit. The skin of Bigen fruit is very thin and can be peeled off by hand. The taste of the nut is between the pecan and big walnut that we often eat. It tastes delicious and crisp. The shape of the green root fruit is a long oval dried fruit, which is native to the United States and northern Mexico on the North American continent, and has become one of the world's dried fruit tree species with broad planting prospects.

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