The grafting of chestnut is very important. What is the grafting technique of chestnut?

Splitting method: when the chestnut seedlings grow to one meter, cut off the trunk at a height of 50 cm from the ground, then smooth the rough parts around the section with a grafting knife, and then split straight at the section with a grafting knife. Don't let go of the grafting knife. Generally speaking, the best time for grafting chestnut trees is from germination to the time before the leaves grow, that is, from germination to Grain Rain. The grafting of chestnut trees is easy to survive, and the commonly used grafting methods are grafting, splitting grafting, cutting grafting, abdominal grafting and grafting.

Both large and small trees can be split, which is most suitable for high grafting of big trees. According to the length of scion, it can be divided into long spike type and short spike type. The operation method is as follows: firstly, the scion is cut into a wedge shape, with the same length (about 2.5 cm) on both sides; Then, saw off the rootstock in a smooth place, and split the rootstock from the middle of the section with a knife to a depth of 3-4 cm; Then the cut scion is inserted into the crack, and the thickness of the scion faces the cambium on one side of the quasi-rootstock; Finally, wrap the wound with plastic strips.

Skin grafting. Also known as subcutaneous grafting, it is a method of inserting scions into the cambium of rootstocks. Cut a knife 3-5cm away from the lower end of the scion and cut a horse-ear surface. The upper part goes deep into xylem at 1/2, and the back part is not cut. This is the best. Chestnut trees were grafted in Yunnan, usually from the last five days in beginning of spring to the middle five days of shock. Of course, it depends on the climate. A few days later in a cold climate, a few days ago in a hot climate. We are all familiar with chestnuts, also known as chestnuts and wind wax. , and has the title of "king of dried fruits". Chestnuts are brown one by one and taste sweet and crisp. Whether it is fried or boiled, it has high edible value.

They are very delicious and nutritious. Chestnut is rich in vitamins and various nutrients needed by human body. Regular consumption of chestnut can effectively strengthen stomach and kidney. Chestnut trees that are 20-60 years old are selected as mother plants, and seeds that fall naturally, are neat in size, fully mature and free from pests and diseases are selected as seedlings. It can be stored in cellar and sand, and planted in the next spring or autumn.