What are the characteristics of Korean pine species?
The characteristics of Korean pine species are as follows: evergreen trees of Pinaceae. It can be up to 50 meters high and 1.5 meters in breast diameter. The trunk is straight and complete, and the crown is conical. The tree can be more than 500 years old. It is one of the precious timber tree species in China. Because the trunk is straight, the material is good, the yield is high, the decay resistance is strong, and the technological value is extremely high. It is an excellent material for construction, aviation, electricity posts, sleepers, bridges, vehicles and ships. It is also a good raw material for making all kinds of moulds, plywood, musical instruments and sports equipment. In addition, Korean pine can extract resin; bark can extract tannin; pine needle can make polar needle oil; seed oil content is more than 70%, which is not only edible, but also can be used in industry.
- Prev
Grafting of young Korean pine forest
1. The scions should be collected by the mother trees with good growth characters and strong fruiting ability in the seed orchard, and carried out in the early and middle of March in the year of grafting and before the sap began to flow. The collection site is the 2nd ~ 3rd Suaeda salsa branch of the trunk, and it is an one-year-old branch with strong growth. The thickness of scion should be about 8 mm. The scion should not be collected too much at one time, and each plant can control 15-20 branches to protect the excellent mother tree. The scion should be packed, moisturized, transported or stored in cellar after collection. Use the rural vegetable cellar to store, put 50 centimeters of ice at the bottom, put the scion into, seal
- Next
What is the distribution area of Korean pine species?
The distribution area of Korean pine species is that Pinus koraiensis is produced in the mountains of Heilongjiang, Jilin and Liaoning at an altitude of 300 to 1800 meters above sea level. The natural distribution is roughly consistent with the extension of the Changbai Mountain and Daxing'an Mountains. Beijing and Shandong Mount Tai, Laoshan, Kunqu Mountain and other places have been introduced and cultivated. Pinus koraiensis adapts to light conditions in a large range, and the light requirement increases gradually with the increase of tree age. Most like the mountain dark brown forest soil with deep, fertile and good permeability. Pinus koraiensis is a shallow-rooted tree species with underdeveloped main roots and wide horizontal distribution of lateral roots, which is beneficial to extreme soil cultivation.
Related
- Fuxing push coffee new agricultural production and marketing class: lack of small-scale processing plants
- Jujube rice field leisure farm deep ploughing Yilan for five years to create a space for organic food and play
- Nongyu Farm-A trial of organic papaya for brave women with advanced technology
- Four points for attention in the prevention and control of diseases and insect pests of edible fungi
- How to add nutrient solution to Edible Fungi
- Is there any good way to control edible fungus mites?
- Open Inoculation Technology of Edible Fungi
- Is there any clever way to use fertilizer for edible fungus in winter?
- What agents are used to kill the pathogens of edible fungi in the mushroom shed?
- Rapid drying of Edible Fungi