6. 2. 1 Bu Lao Lake
Bu Lao Lake is Banchengzi Reservoir with unique scenery. The reservoir is located in the upper reaches of the Mangniu River. The reservoir controls a drainage area of ??66 square kilometers, a total storage capacity of 11.38 million cubic meters, and a maximum water surface of 1,100 acres. It is one of the three medium-sized reservoirs in Miyun County. The mountains around the lake area are undulating, and every plant, tree, hill and ravine is completely natural and complements each other, like an excellent ink painting. Fish are clearly visible, playing at the bottom of the lake. There are skylight and cloud shadows on the lake, the water and sky are blue, sparse shadows are slanted, and the waves are shining. The air is fresh and the mountains are full of greenery. The shadows of the trees are whirling and the reeds are swaying. The upper reaches of the canyon has thousands of walls, flourishing flowers and plants, and gurgling streams. Bulao Lake endows the scenic spot with spirituality and adds infinite charm, hazy beauty, ethereal beauty, and smooth beauty to the scenic spot, which makes people intoxicated and forget to return.
6. 2. 2 Natural Pinus tabulaeformis forest
On the north bank of the reservoir in Miyun County, there is the largest natural primary secondary forest of Pinus tabulaeformis in North China, which is still little known. This forest is located in Gushiyu Village, Bulaotun Town, Miyun County, covering an area of ??10,320 acres. The trees are 50 to 80 years old and have a diameter at breast height of 20 to 50 centimeters. They are completely closed, filled with shrubs, and have thick and soft mulch soil. In summer and autumn, pine trees Mushrooms and mushrooms are as numerous as stars. According to research by Miyun County experts, the geology of Gushiyu Village belongs to felsite, and this pine forest belongs to the natural primary secondary forest of Pinus tabulaeformis. The trees, shrubs, bracken, etc. in the forest have formed a relatively complete plant community. This year, Bulaotun Town is developing eco-tourism in this primitive secondary forest, allowing city residents to come to this natural "oxygen bar" to listen to the pine waves, swim in the green sea, pick mushrooms, taste game, and enjoy the rare "pine forest pastoral pleasure" in the world. ".
6. 2. 3 Premium Products
Huangtukan Yali has been famous as early as the Ming Dynasty and has a history of more than 600 years. In the Qing Dynasty, it became a tribute in the palace and was called the "King of Pear" by Emperor Qianlong. Huangtukan Yali has reached the demonstration standard of safe edible agricultural products. It has a large fruit body, golden skin and shiny skin; the flesh is tender and contains high refractive sugar content. According to measurements, the average sugar content of pears is 9, while the Huangtukan Ya pear has a refractive sugar content of 13 to 20. The sweet, fragrant and fragrant flesh of the fruit spreads for miles.
Bulao Tun is located in the Yanshan Mountains and has a long history of planting chestnuts. As early as the third year of Tiande in the Jin Dynasty (1151), the monument of Da'an Temple in Yunfeng Mountain in the area records that there are 12 hectares of chestnut gardens in the area. After Emperor Qianlong of the Qing Dynasty ate it, he designated it as a palace tribute. It has been verified that the unique geology, soil composition and specific climatic conditions make Yanxiang chestnut rich in trace elements necessary for human beings such as iron, manganese, boron and zinc. It is an excellent food suitable for all ages. Yanxiang chestnuts are mainly marketed in overseas markets. A Japanese businessman who has a cooperative relationship with the manufacturer commented: "China's chestnuts are the best in the world, Chinese chestnuts from Yanshan are the best, and Yanshan chestnut 'Yanxiang' is the best."
6. 2. 4 Shengshui Spring
The high-quality natural mineral water of "Bulao Village" is taken from Shengshui Spring in Bulaotun Town in the north of Miyun County, Beijing. Nationally identified as high-quality drinking natural mineral water containing metasilicic acid, low mineralization, and bicalcium carbonate. It is neutral and extremely soft fresh water. It contains 14 kinds of trace elements necessary for the human body, revealing the longevity of Bulaotun people over thousands of years. The mystery of "immortality". Shengshui Spring is located in the Miyun County Reservoir Green Reserve. The water is clean and pollution-free, refreshing and sweet. It has the functions of strengthening the brain, nourishing the stomach, protecting the liver, preventing cancer, anti-aging, promoting metabolism, enhancing human immune function and inhibiting cardiovascular diseases.
6. 2. 5 Famous Ancient Trees
Old trees, tall and tall in today’s biological world, are precious historical heritage of our country. Ancient and valuable trees are living specimens used to study the evolution of ancient and modern natural climate, hydrology, geology, biology, etc. They record the civilization and history of a certain area, so they are known as "living fossils" and "living cultural relics". The resources of rare, famous and ancient trees that have been selected by nature for a long time are also an important material basis for tree species selection and afforestation.
There are many famous and ancient trees near Xueyi Factory, the oldest of which is nearly 500 years old.
The ancient trees are tall and long-lived. They have gone through many vicissitudes of life and weathered the wind and rain. They record the climate, hydrology, geology, geography, biological evolution and other natural and human activity information of the past dynasties. Some ancient trees are related to celebrities, historical facts, cultural relics, and scenic spots in the past. They are precious materials for studying ancient history, literature, folk sentiments, customs, and natural changes. They are also a good place for education. The good ecological environment formed by rare and ancient trees makes people feel relaxed and happy, and is an important condition for the development of smoke-free industry and tourism in scenic spots.
Table 6.1 Survey form of ancient trees in Yunfengshan Nature Reserve
There are many ancient trees in Yunfengshan Nature Reserve, and Table 6.1 lists only a part of them.
Ancient trees have both natural and cultural values ??and need to be protected. In order to implement the protection measures effectively, the following suggestions are made for the protection of ancient trees:
(1) Establish a resource file of rare and famous trees. Rare, famous and ancient trees in the administrative area under the jurisdiction shall be registered, cataloged and archived one by one, and permanently preserved. All management and protection implementation projects, time and other activities shall be recorded in the tree archives in a timely manner.
(2) Implement ownership and management responsibility systems. The ownership and management responsibilities of all identified rare, famous and ancient trees must be implemented as soon as possible. According to the condition of the tree and in line with the principle of convenient management, personnel with strong sense of responsibility should be determined for management and protection.
(3) Build protective facilities. Rare, famous and ancient trees are protected by measures such as setting up fences, preventing and controlling diseases and insect pests, filling in holes, preventing and treating diseases and insect pests, and pruning diseased and dead branches.
(4) It is strictly prohibited to cut down rare, famous and ancient trees. Violators should be made public to deter crime and educate the public. Those that have died naturally or must be felled due to engineering facilities must be reviewed and approved in accordance with relevant regulations. Those managed by the county must be reported to the county government for review and approval. The county forestry bureau must apply for a felling license before felling. The felling unit or individual must replant at the original location or nearby. Replace trees of the same species to ensure survival and maturity.
(5) Take administrative measures and provide explicit protection. County and township governments must issue notices, regulations, etc. to clearly protect the resources of rare, famous and ancient trees. Hang protection signs on individual trees or groups of ancient trees to clarify the objects of protection; at the same time, vigorously carry out publicity to increase the awareness of the cadres and the masses in protecting famous and ancient trees.
Investigating resources and strengthening management and protection lies in rational development and utilization, but the relationship between utilization and protection must be correctly handled. In the process of development and utilization, protection must be continuously strengthened to coordinate short-term interests with long-term interests to avoid degradation or destruction of the ecosystem. For some precious and rare trees with special value, special attention must be paid to strengthening protection and scientific introduction and breeding experiments. and cultivation.