Characteristics of rock.

Best answer: panshi city is located at the western foot of Changbai Mountain. Laoyeling, the Hadaling Mountains in Changbai Mountain, stretches from east to west, which is high in the middle and northeast, low in the north and south, and looks like a roof, with an altitude of 500-1000 meters. It is the watershed of Huifa River system and Yinma River system. On the north and south sides of the watershed, the river diverges from north to south along the syncline. After long-term erosion, alluvial and other external forces, the banks along the river developed into normal landforms and became wide valley areas.

1. topographic features

Panshi city is located at the western foot of Changbai Mountain. Laoyeling, the Hadaling Mountains in Changbai Mountain, stretches from east to west, which is high in the middle and northeast, low in the north and south, and looks like a roof, with an altitude of 500-1000 meters. It is the watershed of Huifa River system and Yinma River system. On the north and south sides of the watershed, the river diverges from north to south along the syncline. After long-term erosion, alluvial and other external forces, the banks along the river developed into normal landforms and became wide valley areas. Take the top of chicken feet in Jieshan between Chaihe and Yantongshan at an altitude of 1049 meters, which is the highest point in the city. 1.3km west of Jiguanshan Tun, Jianchang Village in the north of Yantongshan Town, is 230m above sea level, which is the lowest point in the city, with a relative height difference of 819m.

2. Climate characteristics

Panshi city is located in the southeast of Jilin Province, in the transitional zone from Songliao Plain to Changbai Mountain, and belongs to the hilly and semi-mountainous area. Due to its geographical location and the influence of atmospheric circulation, the climate of this city is temperate continental monsoon climate. The general characteristics of climate are: four distinct seasons, drought and windy spring; Summer is hot and rainy; It is cool and sunny in autumn, with higher temperature during the day, lower temperature at night and larger temperature difference between day and night. Winter is long and cold.

3. Characteristics of natural resources

The total forest stock in panshi city is about 10.9 million cubic meters. There are more than 100 species belonging to 43 genera and 16 families in the city, among which more than 20 species are oak, larch, poplar, elm, walnut autumn, linden, Fraxinus mandshurica, birch, locust tree, black red pine and Korean pine. Forest resources are abundant. The existing forest land area of the city is 190,784 hectares, accounting for 49.29% of the total area of the city, including 173,765 hectares of forest land, 3,041 hectares of sparse forest land and 8,246 hectares of shrub land.

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