What is the climate characteristic of Shangluo?

Shangluo city is located at the southern foot of Qinling Mountains in eastern Shaanxi, belonging to monsoon climate zone, with a tropical climate in North Asia in the south and a warm temperate climate in the north.

The city is dry in winter and spring, rainy in summer and autumn, warm and humid, with four distinct seasons. The annual rainfall is about 7 mm, the sunshine is 2 hours, the frost-free period is 2 days, and the annual average temperature is 12.8℃.

severe weather such as drought, continuous rain, rainstorm, hail and frost occur from time to time. Spring from March to May and autumn from September to October are the best time to travel to Shangluo. Shangluo's geographical environment

Location and territory

Shangluo City is located in the southeast of Shaanxi Province, bordering Nanyang City, lingbao city, Lushi County, Xixia County and Xichuan County in the east; The southeast is adjacent to Yunxian County and Yunxi County in Hubei Province; The west and southwest are bordered by ningshan county and Xunyang County of Ankang City; The north and northwest are adjacent to Tongguan County, Huazhou District and Huayin County of Weinan City and Lantian County and Chang 'an District of Xi 'an City. Between 18 east longitude? 34? 2? 111? 1? 25? 33 north latitude? 2? 3? 34? 24? 4? Between, with a total area of 19851 square kilometers. 11 kilometers away from Xi 'an; 48 kilometers away from Luonan County; 51 kilometers away from Danfeng County; 117 kilometers away from Shangnan County; 62 kilometers away from Shanyang County; 174 kilometers away from Zhen 'an County; It is 146 kilometers away from Zhashui County.

geological structure

Shangluo city has a complicated geological structure. According to the difference of structural characteristics and development, it is divided into two tectonic units, with iron furnace? Loucun? Lingkou Line is bounded by Shangwei Platform Edge Fold Belt on the southern edge of North China Quasi-land in the north and' East Qinling Fold System of Qinqi Geosyncline in the south.

The northern Shangwei platform margin fold belt consists of two three-level units, namely Taihua Lower Proterozoic Uplift and Shimen Lower Paleodepression. The basement is the Archaean Taihua Group deep metamorphic rock, and the caprock is the Sinian Submedia, Cambrian and Ordovician strata, which are mainly composed of igneous rocks, shallow-sea shale, clastic rocks and carbonate rocks, showing obvious regional unconformity with the Taihua Group strata that constitute the ancient basement. The eastern Qinling fold system in the south consists of Caledonian fold belt, Variscan fold belt and Indosinian fold belt, with Yingpan? Yang Xie? Shangzhou? Shangnan composite fault and two rivers? Phoenix town? Niu erchuan? Gaoba? Zhulinguan Revival Faults are separated and spread in the east-west direction, with complex structure, developed faults, great lithologic changes and relatively complete strata exposure, which is obviously different from Shangweitai fold belt in the north in terms of strata, structure, magmatic activity, metamorphic degree and mineralization process.

according to the stratum development and lithology, can the whole area be divided into Jinduicheng? Shimen and Luonan? Shangzhou, Zhashui? Shanyang, Zhen 'an? Bamboo forest pass, bronze? Five communities in Xianghe. Archaean, Paleozoic, Sinian and Cambrian and Ordovician strata are widely distributed in the north. The rocks mainly include granite, quartzite, marble and schist. In the south, Paleozoic, Ordovician and Silurian strata are widely distributed, and the rocks are mainly limestone, marl, slate and shale. The middle, upper Devonian and lower Paleozoic Carboniferous strata are widely distributed in the central part, and the rocks mainly include schist, slate, marble, limestone and marl.

landform

Shangluo city has a complex landform structure, which is known as? Eight mountains, one water and one field? Known as. There are six mountains in the territory: Qinling, Mangling, Liuling, Stork, Xinkailing and Yunling, which are undulating. Ridges and valleys are arranged alternately, and the terrain is high in the northwest and low in the southeast, extending from the northwest to the southeast in a palm-shaped distribution. The highest elevation is located in Niubeiliang (282.1m), the main ridge of North Qinling Mountain in Zhashui County, and the lowest elevation is located in Danjiang Valley (215.4m) near Shangnan County.

Hydrological survey

There are many ravines and rivers in Shangluo, and there are more than 72,5 large and small rivers and their tributaries. Among them, there are about 24 rivers with a flow length of more than 1 kilometers, and 67 rivers with a catchment area of more than 1 square kilometers. The river network density is more than 1.3 kilometers per square kilometer. The main rivers are Luohe, Danjiang, Qianjin, Ganyou and Xunhe, and there are five rivers that flow out of the country alone, namely Lanqiao, Xujiahe, Taohe, Heiqi and Xinmiao. These rivers belong to the Yangtze River and the Yellow River. Luohe River and Lanqiao River belong to the Yellow River, with a drainage area of 2,882.8 square kilometers, accounting for 15% of the total river area; The other rivers belong to the Yangtze River basin, with a basin area of 16,7.9 square kilometers, accounting for 85% of the total basin area. Scenic spots in Shangluo

Golden Silk Grand Canyon National Forest Park: referred to as? Jinsixia? , located in Shangnan County, Shangluo, Shaanxi Province, is a national AAAAA-level tourist area, a national forest park and a national geological park, and is known as the "deciduous broad-leaved tree". Valley capital? 、? China Qixia? 、? Wonder gorge in the world? 、? The most beautiful Grand Canyon in China? .

Danjiang Drifting: Located in Danfeng County, Shangluo, Shaanxi Province (Gulong Juzhai), Danjiang Drifting from? Qin Jin in the north and Wu Chu in the south? The water goes to Xianghan, the land enters Guanfu, and the boat is like a cloud, with a total length of about 8 kilometers. The mountains are surrounded by water, and the farmland houses on both sides of the strait have a beautiful ecological environment, making it the first drift in the northwest. China's Best Rafting Resort? , a national AAAA-level tourist attraction.

Niubeiliang National Forest Park: It is located in Zhujiawan Village, Yingpan Town, Zhashui County, Shangluo, Shaanxi Province, with an altitude of 1,-2,82 meters and a total area of 2,123 hectares. The Qinling Mountains pass through the abdomen with its dense virgin forest, quiet Tanxi Waterfall and unique canyon scenery, which is a good place for urbanites to relax.

Zhashui Cave: It is located in the south of Zhashui County, Shangluo City, Shaanxi Province, with an area of about 17 square kilometers. The natural environment here is exquisite and elegant, and there are many and concentrated scenic spots. There are 115 caves discovered, including karst caves comparable to Yaolin Wonderland. It is a rare tourist area with caves and natural scenery. Praise it? Wonders of the North? And? A must in the northwest? . The scenic spot is one of the top ten scenic spots in Shaanxi Province, a national famous cave, a national AAAA-level tourist scenic spot and a national geological park.