What is the Pinggu Five Treasure Walnut

Shape characteristics Pinggu Yuanbao walnut is oval, side view as Yuanbao, the surface lines are shallow. Place of origin, Pinggu Yuanbao walnuts from Beijing Pinggu, mostly grafted seedlings. Cultivation method, grafted walnut choose 1 to 2 years old seedlings as rootstocks. Disease control, clear the garden after winter and spray fungicide. Pinggu Yuanbao walnut is named because it is produced in Pinggu, Beijing, Pinggu is a Beijing municipal district, located in the northeastern region of Beijing, with a total area of about 948.24 square kilometers, belonging to the temperate continental monsoon climate, with four distinct seasons, which is suitable for the growth of Yuanbao walnuts and the current Yuanbao walnuts are all grafted seedlings knotted, and the old trees have been destroyed. Walnut trees in the process of growth, prone to wither disease, resulting in 1 to 2 years old branches appear dry phenomenon, you can in the winter, clean up the walnut tree under the withered leaves, and branches with dense black spots on the branches and trunks of the branches and cut off, and finally to the field to spray Chlorothalonil and other fungicidal agents to prevent and control. Pure wild Pinggu dice blood unicorn, jadeized blood red skin, unicorn scale pattern, thick ribbed end shoulder rhombic umbilicus, on the top of the hand on the red through the top cortex.