The geographical environment of Guang 'an

Guang 'an is located in the humid monsoon climate zone in the middle subtropical zone, with warm climate, abundant heat, abundant rainfall, high air humidity, less sunshine, short frost period and strong wind.

The annual average temperature 16℃, the average temperature in Leng Yue (65438+ 10) is 3℃, and the average temperature in the hottest month (July) is 33℃.

The annual accumulated temperature is 5600℃, which is ≥ 10℃ for many years and the frost-free period is 306-328 days.

The annual average precipitation is 1200mm, and 43% of the precipitation is concentrated in the summer when crops grow vigorously.

The average runoff coefficient for many years is 0.48, that is, 48% of precipitation flows into rivers, and 52% is absorbed by soil and consumed by plant transpiration.

Plants flourish all year round, and there are no seasonal rivers.

optical energy

Guang 'an is one of several areas with less sunshine and low radiation value in China, with more clouds and less sunshine, and cloudless weather in Wan Li is rare.

The average sunshine hours for many years are between 1200 hours and 1342 hours.

However, the sunshine is synchronized with the farming season.

The sunshine is the most abundant in midsummer and begins to decline in September.

The annual solar radiation energy is 87.

8 kcal/cm2.

April-September is the period with the most light energy, heat energy and precipitation, which is beneficial to the growth and development of crops in Da Chun.

According to the calculation, the light energy utilization rate of different farming systems in Guang 'an City is only 0.52% ~ 1.4L%, and the visible light energy utilization potential is huge.

heat energy

The latitude difference between the north and south of Guang 'an is only 0.47 degrees, and the horizontal temperature difference is very small and the vertical temperature difference is very large.

The annual average temperature of the whole city 17℃ has little interannual change and obvious monthly change.

The most Leng Yue is 65438+ 10 month, with an average monthly temperature of 3℃.

The hottest month is July, with an average monthly temperature of 27℃, extreme low temperature of -3.8℃ and extreme high temperature of 40.5℃.

In a year, the general trend of temperature change is1the temperature rises gradually from mid-October to late July, and decreases gradually in early August, especially from late August to mid-September. There is a saying that "a rain is autumn".

165438+ The second obvious cooling period appeared in the early to late days of 10, and gradually entered winter.

deposit

The average annual precipitation in Guang 'an is1014 mm ~1282 mm, the longest year is 1485 mm, and the youngest year is 836.6 mm

During the year, the precipitation in each season is different.

It is 209mm ~ 275mm in spring, 40 1 mm ~ 405mm in summer, 278mm ~ 320mm in autumn and 37mm ~ 58mm in winter. Temperature and precipitation tend to be consistent. This rainy and hot climate is conducive to crop growth.

Guang 'an, located at the junction of Sichuan and Chongqing, is an important passage from east Sichuan to Chongqing and from south to east, and also an important node on the national "five verticals and seven horizontals" traffic trunk line.

It has been integrated into Chongqing 1 hour economic circle and Chengdu 2.5-hour economic circle.

With the implementation of the strategy of building a comprehensive transportation hub in the west, Guang 'an has been identified as one of the three provincial-level secondary transportation hubs and one of the 12 regional secondary transportation hubs.

There are also four national highways in Guang 'an, namely 2 10, 2 12, 305 and 3 18. Transit provincial roads include Shijiazhuang (Column)-South (Charging) Line, Yilong-North (North) Line and Kou-Shijiazhuang (Ladder Town).

National roads, provincial roads and county roads crisscross, forming a "three horizontal and four vertical" traffic network pattern with railways and highways as the main body.

G42 Shanghai-Chengdu Expressway (Rongnan (irrigation) Guang 'an, Guang 'an (water) and its adjacent (water) cushion (river) section), G65 Baomao Expressway (Chongqing (water) to Dazhou (state) section) and G75 Expressway (south (irrigation)

Guang 'an is the first prefecture-level city in western China where counties are connected with expressways. National highways 2 10, 2 12, 305, 3 18, provincial highways 203, 304, 18 and county, township and village highways extend in all directions. The total mileage and average density of highways in this area are higher than those in the whole country and the whole province.

By the end of 20 14, the total highway mileage of the whole city was10782.2km, and the grade highway was 983 1. 1 km.

Among them, the expressway is 206.2km, the first-class highway is 98.2km, the second-class highway is 358.6km, the third-class highway is 447.8km, the fourth-class highway is 8720.3km, and the first-class highway is 95 1. 1 km.

The waterway passenger traffic is 6.5438+0.359 million person-times, the passenger turnover is 6.5438+0.2436 million person-kilometers, the freight volume is 57.65438+0.9 million tons, and the cargo turnover is 324.235 million tons-kilometers.

Nowadays, it takes only 30 minutes to drive from the main city of Guang 'an to any county, city and district, which is known as the "half-hour project".

It takes only 2.5 hours to get to Chengdu, 0.5 hours to Chongqing/KLOC-0, 8 hours to Wuhan and 6 hours to Xi 'an.

Guang 'an-Vu Thang-Tongnan-Anyue-Ziyang Expressway is under construction.

Six high-speed criss-crossing and five direct high-speed networks will be formed in Chongqing, and six county roads will be upgraded to provincial roads and two provincial roads will be upgraded to national roads, and secondary passages will be opened with surrounding areas such as Chongqing, Dazhou, Nanchong and Suining to form a provincial-level regional secondary highway hub.

There are five passenger train stations in Guang 'an (Guang 'an Station, Guang 'an South Station, Yuechi Station, Huaying Station and Wusheng Station), among which Guang 'an Station is an important distribution center for materials and tourists in eastern Sichuan, with 20 pairs of passenger trains stopping every day, which can directly reach Chongqing, Kunming, Xi 'an, Zhengzhou, Beijing, Urumqi, Guangzhou, Ningbo, Harbin, Taiyuan and Wuhan.

The completion and opening to traffic of Guang 'an South Station, a branch line of Guang 'an in lanzhou-chongqing railway, has made it more convenient for people in the main city of Guang 'an to take the train, brought it into Chengdu's "two-hour economic circle", entered the era of bullet trains, and became more closely connected with surrounding cities, forming a regional secondary railway hub.

Railway lines that have been opened to traffic in China: Xiangpu Railway and lanzhou-chongqing railway; Da-Yu intercity railway and Han-Ba-Yu high-speed railway under planning and construction.

Jialing River and Qujiang River in the city are connected with the "golden waterway" of the Yangtze River, with direct sea transportation to Chongqing, Nanjing and Shanghai.

The upper reaches of Qujiang River and Taiji Lake have become new hot tourism projects, adding a beautiful scenery to Guang 'an's booming tourism industry.

Guang 'an Port is a "port group" consisting of Guang 'an Port, Huaying Port, Yuechi Port and Vu Thang Port, which are distributed in Guang 'an section of Qujiang and Jialing River.

Guang 'an Port is an important support for industrial layout, logistics and transportation and economic development in northeast Sichuan, and it is of great significance to promote the development of industrial belts along the Yangtze River and the development of hinterland resources.

The first phase of the new east gate operation area of Guang 'an Port, the first modern port in northeast Sichuan, was officially put into trial operation on 20 13 15, and the container handling capacity was increased by 150,000 TEUs.

The first phase of the new east gate operation area of Guang 'an Port started construction at the end of 20 10, and it is planned to have 6 berths of 1000 tons. After all berths are completed, the annual container handling capacity will reach 400,000 TEUs.

201365438+1October 15, which was put into trial operation in berths 5 and 6.

Qujiang Guang 'an rapid shipping construction will make the waterway below Guang 'an reach the third-class waterway standard during the Twelfth Five-Year Plan period. By then, 65,438+0,000-ton ships will descend from Guang 'an along the Yangtze River to Shanghai, greatly reducing freight costs.

Guang 'an-Nanchong-Guangyuan Port Group is an important part of "four rivers and six ports" in our province.

By 2030, Guang 'an Port is expected to have an annual cargo throughput of15.5 million tons and a container handling capacity of10 million TEUs.

There are 13 bus lines in the main urban area of Guang 'an * * * *, and there are city buses that go directly to the scenic spots of * * * *, the Baren Stone Town in Shenlong Mountain, Siyuan Square and other scenic spots. One day, the through train goes directly to Huaying Mountain, Baozhen Sai, Tianyigu and other major scenic spots, as well as city bicycles to meet the needs of go on road trip and team tours.

April 20 14, 459 taxis (FAW-Volkswagen Sagitar and Dongfeng Peugeot 408) were put into operation in the main urban area of Guang 'an.

On June 15 and 10, the Plan for Adjusting and Optimizing the Main Urban Area of Guang 'an City and Adding Bus Lines was released. It is planned to optimize lines No.5 and No.9, and add three lines: 1 12 and 13. ..

On July/0/day, 2065438, the local buses 1 01,104, K 102 and K 103 from the main city of Guang 'an were officially put into operation.

2065438+On February 1 2006, the intercity bus line 50 1 from Guang 'an to yuechi county County was officially opened.