| Gaolan County 皋兰县 | |
|---|---|
| District | |
.png) Location of Gaolan County (red) in Lanzhou City (yellow) and Gansu | |
  GaolanLocation of the seat in Gansu | |
| Coordinates: 36°19′59″N 103°54′14″E / 36.3331°N 103.904°E / 36.3331; 103.904 | |
| Country | China |
| Province | Gansu |
| Prefecture-level city | Lanzhou |
| County seat | Shidong |
| Area | |
| • District | 2,556 km (2,136 sq mi) |
| Lowest elevation | 1,411 m (4,629 ft) |
| Population | |
| • District | 147,000 |
| • Density | 58/km (69/sq mi) |
| • Urban | 67,000 |
| Time zone | UTC+8 (China Standard) |
Gaolan County (simplified Chinese: 皋兰县; traditional Chinese: 皋蘭縣; pinyin: Gāolán Xiàn) is a county of Gansu Province, China, one of 58 counties of Gansu. Its postal code is 730200, and its population in 2019 was 147,000 people, a 13% decrease since 1999. It falls under the administration of the prefecture-level city of Lanzhou, the capital of Gansu.
One of the touristic sites is an ancient pear orchard at Shichuan town, with trees up to 400 years old, and the orchard itself being established 600 years ago. The Great Wall of China crosses the Yellow River at Shichuan town as well, a few ruins of it are still visible.
Agriculture forms an important part of the economic output of the county. Supported by irrigation fed by the Yellow River, several kinds of fruit are grown. Other important sectors are livestock and livestock feed, pharmaceutics, paper and chemicals. The total economic output in Q1 2019 was 1.35 billion CNY.
Administrative divisions
Gaolan County is subdivided into 4 towns
- Towns
|
Climate
Gaolan County has a cool semi-arid climate (Köppen BSk). The annual average temperature is 7.7 °C (45.9 °F), the average annual precipitation is 261 millimetres or 10 inches and the average annual evaporation is 1,675 millimetres or 66 inches. On average 2768 hours of sunshine are received, and the frost-free period is 144 days.
| Climate data for Gaolan, elevation 1,669 m (5,476 ft), (1991–2020 normals, extremes 1981–2010) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °C (°F) | 12.7 (54.9) |
21.7 (71.1) |
27.5 (81.5) |
32.2 (90.0) |
34.3 (93.7) |
34.4 (93.9) |
38.9 (102.0) |
36.8 (98.2) |
32.6 (90.7) |
26.3 (79.3) |
19.3 (66.7) |
12.9 (55.2) |
38.9 (102.0) |
| Mean daily maximum °C (°F) | 1.0 (33.8) |
6.0 (42.8) |
12.3 (54.1) |
19.1 (66.4) |
23.3 (73.9) |
26.8 (80.2) |
28.6 (83.5) |
27.4 (81.3) |
22.4 (72.3) |
16.3 (61.3) |
9.0 (48.2) |
2.3 (36.1) |
16.2 (61.2) |
| Daily mean °C (°F) | −8.4 (16.9) |
−3.2 (26.2) |
3.6 (38.5) |
10.4 (50.7) |
15.2 (59.4) |
19.1 (66.4) |
20.9 (69.6) |
19.7 (67.5) |
14.5 (58.1) |
7.9 (46.2) |
0.1 (32.2) |
−7.1 (19.2) |
7.7 (45.9) |
| Mean daily minimum °C (°F) | −15.0 (5.0) |
−10.0 (14.0) |
−3.3 (26.1) |
2.7 (36.9) |
7.5 (45.5) |
11.6 (52.9) |
14.0 (57.2) |
13.3 (55.9) |
8.8 (47.8) |
1.8 (35.2) |
−5.9 (21.4) |
−13.4 (7.9) |
1.0 (33.8) |
| Record low °C (°F) | −27.7 (−17.9) |
−24.0 (−11.2) |
−17.2 (1.0) |
−8.2 (17.2) |
−4.6 (23.7) |
2.2 (36.0) |
5.9 (42.6) |
3.9 (39.0) |
−3.1 (26.4) |
−14.0 (6.8) |
−16.6 (2.1) |
−26.0 (−14.8) |
−27.7 (−17.9) |
| Average precipitation mm (inches) | 1.6 (0.06) |
1.8 (0.07) |
4.2 (0.17) |
14.3 (0.56) |
34.9 (1.37) |
38.8 (1.53) |
59.8 (2.35) |
50.3 (1.98) |
35.7 (1.41) |
16.7 (0.66) |
2.1 (0.08) |
0.7 (0.03) |
260.9 (10.27) |
| Average precipitation days (≥ 0.1 mm) | 2.5 | 1.8 | 3.2 | 5.2 | 7.7 | 10.2 | 11.4 | 10.4 | 10.5 | 6.8 | 1.7 | 1.2 | 72.6 |
| Average snowy days | 4.5 | 4.1 | 3.7 | 1.3 | 0.2 | 0 | 0 | 0 | 0 | 1.3 | 2.9 | 2.9 | 20.9 |
| Average relative humidity (%) | 54 | 48 | 44 | 42 | 50 | 57 | 64 | 67 | 71 | 66 | 63 | 58 | 57 |
| Mean monthly sunshine hours | 187.5 | 193.9 | 216.5 | 229.9 | 249.4 | 240.7 | 245.0 | 233.5 | 188.8 | 196.8 | 193.0 | 195.9 | 2,570.9 |
| Percent possible sunshine | 60 | 63 | 58 | 58 | 57 | 55 | 55 | 56 | 51 | 57 | 64 | 65 | 58 |
| Source: China Meteorological Administration | |||||||||||||
References
- ^ "兰州市皋兰县人民政府 皋兰概况 皋 兰 县 情 简 介".
- "Environmentalists advocate protection of ancient pear garden in Lanzhou".
- "兰州市皋兰县人民政府 文化考古 什川境内古长城遗址".
- Ai Jing (1 March 2015). A History Of The Great Wall Of China. World Scientific. p. 47. ISBN 978-1-938368-32-5.
- 2023年统计用区划代码和城乡划分代码：皋兰县 (in Simplified Chinese). National Bureau of Statistics of China.
- "兰州市皋兰县人民政府 乡镇概况 石洞镇概况".
- "兰州市皋兰县人民政府 乡镇概况 什川镇概况".
- "兰州市皋兰县人民政府 乡镇概况 水阜镇概况".
- "兰州市皋兰县人民政府 乡镇概况 黑石镇概况". Archived from the original on 2019-10-11. Retrieved 2019-10-11.
- 中国气象数据网 – WeatherBk Data (in Simplified Chinese). China Meteorological Administration. Retrieved 27 August 2023.
- 中国气象数据网 (in Simplified Chinese). China Meteorological Administration. Retrieved 27 August 2023.
See also
| Baotou–Lanzhou railway | ||
|---|---|---|
|  | |
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