Yanjiang forest farm, Sunwu County, Heihe City, Heilongjiang Province

Yanjiang Forest Farm

The forest farm is located in the northeast of Sunwu County, 57 kilometers, under the forestry bureau of Sunwu County. The geographical coordinates of the site are 127 ° 40 ′ E and 49 ° 30 ′ n. The forest farm is adjacent to konstantinovka District of Russia across the river in the northeast, Qianjin forest farm in the south, Dahekou forest farm in the West and Kalun mountain forest farm in Heihe City in the north.

physical geography

Mountain range: it belongs to the north slope of Xiaoxing'an Mountains, which is wide from north to South and narrow from east to west, extending obliquely from northeast to southwest. It is dominated by hills and hills, with undulating hills and low hills from northwest to Southeast, impacting the plain. The terrain is high in the West and low in the East, with an altitude of 110-400 meters, with an average altitude of 260 meters. The highest peak is naoshan mountain in the southwest, with an altitude of 384.5 meters. The lowest is hadayan village in the southeast, with an altitude of 117 meters. It can be divided into two geomorphic types: low mountain and hilly area and impact plain area. Famous mountains include Tuanshan, T-shaped mountain and Banbi mountain. water system: the river network in the construction area is dense and the water resources are rich. There are 16 large and small rivers, all of which belong to the first-class tributaries of Heilongjiang. The larger rivers are Heilongjiang, erdaohe, Hongxiugou, Daxigou, etc., of which Heilongjiang is the largest river with a flow of 38 km; erdaohe is the second largest river with a flow of 30 km. climate: influenced by Heilongjiang, it has formed a unique microclimate, known as "little Jiangnan" of Sun Wu. The maximum temperature is 35 ℃, the minimum temperature is - 35 ℃, the annual average temperature is 0 ℃, the annual precipitation is 450-500mm, and the frost free period is about 120 days. The effective accumulated temperature is 2000-2300 hours. vegetation: the forest farm is located in the north slope of Xiaoxing'an Mountains. The forest is natural secondary forest, and its origin is mostly sprouting. The main arbor species include more than 20 species, such as Pinus sylvestris var. mongolica, Larix gmelinii, pineapple, Fraxinus mandshurica, Juglans mandshurica, oak, poplar, Betula platyphylla, Betula nigra, Betula acerifolia, more than 50 species of shrubs, such as hazelnut, Lespedeza, Rhododendron, and more than 100 species of herbs. Among them, there are more than 80 kinds of Chinese herbal medicines, such as Astragalus, acanthopanax senticosus, Atractylodes lancea, Atractylodes macrocephala, Schisandra chinensis, etc.; more than 10 kinds of wild vegetables, such as Pteridium aquilinum, cat's paw, old mountain celery, day lily, etc.; more than 10 kinds of vines, such as mountain grape, etc.; and more than 10 kinds of fungi, such as Hericium erinaceus, Auricularia auricula, yuan mushroom, etc. There are abundant green food resources. The annual collection of Pteridium aquilinum can reach 50000 tons, which are exported to Japan, South Korea and other countries. The annual output of Auricularia auricula and Hericium erinaceus reaches 100000 tons. Wild animals: mainly bear, wolf, fox, rabbit, roe deer, pheasant, boar, etc.

socioeconomic

There are 50 employees in the forest farm, including 3 cadres and 2 engineering and technical personnel. The fixed assets are 300000 yuan, the annual output value is 540000 yuan, and the profit is 140000 yuan. There are 1 Township, 9 natural villages and 5 farm companies in shiye District, with a social population of 20000. The forest farm is surrounded by mountains on three sides and faces the river on one side. It has a unique geographical location, relatively superior economic conditions, developed and convenient land and water transportation. Heijia highway and Sunsi highway run through the construction area, forming a transportation network system.

Forest resources

General situation of forest resources: the total management area is 63001 hectares, and the forest land area is 42138 hectares, including 36197 hectares of forest land and 943220 cubic meters of forest stock. There are 1173 hectares of open woodland, 2058 hectares of unforested woodland and 2415 hectares of non woodland. There are 8 hectares of nursery and 20863 hectares of non forestry land. The forest coverage rate was 57.7%. Forest type: in forest resources, natural forest covers an area of 35123 hectares, with a total volume of 891050 cubic meters, accounting for 84% and 93% of the forest land area and total volume respectively. The main forest types are oak forest with an area of 16961 hectares and a volume of 367280 cubic meters, accounting for 48% and 41% of the natural forest area and volume; Populus davidiana and Betula platyphylla forest with an area of 10760 hectares and a volume of 333340 cubic meters, accounting for 31% and 37% of the natural forest area and volume; mixed soft broad-leaved forest with an area of 7402 hectares and a volume of 190430 cubic meters, accounting for 21% and 22% of the natural forest area and volume. The area of artificial forest is 1074 hectares and the volume is 40980 cubic meters, accounting for 3% and 6% of the total forest land area and volume respectively. The main stands are pure larch forest of 1037 hectares, with a total volume of 39430 cubic meters, accounting for 97% and 97% of the total area and volume of plantation respectively; pure Pinus sylvestris forest of 37 hectares, with a total volume of 1550 cubic meters, accounting for 3% and 3% of the total area and volume of plantation respectively. forest classification management division: in the forest land, the total area of ecological public welfare forest is 41843 hectares, accounting for 100% of the forest land. Among them, the area of key ecological public welfare forest is 25456 hectares, accounting for 61% of forestry land area; the area of general ecological public welfare forest is 16387 hectares, accounting for 39% of forestry land area.

Forestry production

The forest farm was founded in 1973. After nearly 30 years of management, it has developed into a new pattern of simultaneous development of afforestation, management and protection, planting and breeding. the forest farm has more than 2000 square meters of brick and wood office, hangar, workshop, staff's family room, 4 cars, and installation of closed-circuit television, computer, telephone and other facilities. A new office building and fire tower will be built.

development direction

Relying on the local resource advantages, while carrying out all-round management and management, we should develop and utilize wild vegetables, edible fungi, Chinese herbal medicine and other mountain products in a planned and organized way. At the same time, we should actively use forest resources, vigorously develop planting and breeding industry, and cultivate fast-growing poplar and Russian Seabuckthorn planting bases.

development projects

Actively explore cooperation, introduce domestic advanced production technology, develop and build Russian big fruit Seabuckthorn and fast-growing poplar bases, and build big fruit Seabuckthorn berry production bases and fast-growing poplar bases. Seabuckthorn seedlings, Yingchun No. 5, yinzhongyang and other products are sold. director of Forest Farm: Li Hua

Chinese PinYin : Hei Long Jiang Sheng Hei He Shi Sun Wu Xian Yan Jiang Lin Chang