land
The total area of Ding 'an County is 1 189 square kilometers, and the county's available land area is 178 1 10,000 mu, including 722,400 mu of cultivated land, and 600,000 mu of sloping land and wasteland can be developed, with abundant land resources and fertile land. There are three types of soils: the southern region is dominated by volcanic eruption basalt and conglomerate weathered loam and sandy clay, which is suitable for planting grain, rubber, betel nut and sugarcane; The central region belongs to brown soil and sandy loam, which is suitable for the growth conditions of thermal cash crops such as litchi, pineapple, longan, peanut and pepper. The northern region belongs to Nandujiang alluvial plain, with flat terrain, abundant water resources and perfect farmland infrastructure.
water
Ding 'an county is rich in water resources. There are 10 rivers, and the rainwater collection area exceeds 100 square kilometers, which are distributed in a network, with large water energy reserves and exploitable amount of 1 12 16kw. There are 2 secondary reservoirs (storage capacity 100 m3 or more), 66 small reservoirs (storage capacity10-kloc-0/00 m3) and 36 mountain ponds (storage capacity 100 m3 or less). Among them, Li Nan Lake is the largest artificial lake in Qiongbei area, and has now developed into a comprehensive reservoir integrating water conservancy irrigation, drinking water for people and livestock, freshwater aquaculture and tourism. The average annual temperature in Ding 'an County ranges from 23. 1℃ to 23.9℃, which is very suitable for developing freshwater aquaculture.
animal
There are more than 40 kinds of known wild animals, such as deer, hedgehog, civet, pangolin, scarab, python, partridge and so on. The main aquatic animals are otters, turtles and water turtles.