The land utilization rate of the province is 56.93%, and the unused land is 2868 1.4 million mu, accounting for 42.05% of the total land area of the province, including deserts, Gobi, high mountains and rocks, bare rocks, low-lying saline-alkali land and swamps. The total amount is more than 45.4402 million hectares, with 2 hectares per capita, ranking fifth in the country; In addition to desert, Gobi, swamp, rocky bare rock, permanent snow and glaciers, there are still 273 1.4 1 10,000 hectares of land available for production and construction, accounting for 60. 1. 1% of the total land area. All kinds of woodland resources cover an area of 3,966,500 hectares, and there are patches of virgin forests in Bailong River, Taohe River, Qilian Mountain and Daxia River. There are more than 4000 kinds of wild plants in the forest, including Cercidiphyllum japonicum, Pistacia chinensis, Eucommia ulmoides Oliv., Caulis et Folium Gaultheriae Yunnanensis and Wufuhua. Among the wild animals, 54 species or subspecies such as giant panda, golden monkey, pronghorn, wild horse, wild camel, wild donkey, wild yak and white-lipped deer are listed as national rare animals. The area of grassland resources is15,752,900 hectares, accounting for 34.67% of the total land resources, of which natural grassland is15,648,300 hectares, accounting for 99.34% of the total grassland area. It is one of the main animal husbandry bases in China. [7]

mineral resources

Gansu is one of the provinces rich in mineral resources, and the development of mining industry has become an important economic pillar in Gansu. The territory has excellent metallogenic geological conditions and rich mineral resources. By the end of 2006, 173 minerals (including secondary minerals) have been discovered, accounting for 74% of the discovered minerals in China. There are 97 kinds of mineral resources in Gansu province, including 7 kinds of energy minerals, 35 kinds of metal minerals, 53 kinds of non-metal minerals and 2 kinds of water and gas minerals. There are 89 1 solid minerals (including * * * associated minerals) listed in the table of mineral resources reserves in Gansu Province, including 77 large-scale deposits, 202 medium-sized deposits and 6 12 small-scale deposits. According to the National Bulletin on Major Mineral Resources Reserves (2005), there are 10 species in Gansu Province, with 25 species in the top five and 49 species in the top ten. There is the largest gold mine in Asia-Yangshan Gold Mine in Gansu. Yangshan Gold Mine has accumulated 308 tons of gold resources and is the largest Carlin-type gold mine in Asia. It is estimated that the proven gold resources in Yangshan Gold Mine have a potential economic value of 50 billion.