Words and sentences: Make sentences with salt ponds (about 30).

Yanchi explanation: salt lake producing salt.

Yanchi sentence: 1. Yuncheng, Shanxi Province is a special city for salt affairs established at the end of Yuan Dynasty, which rose with the development of Yanchi.

2. Because high-fluorine groundwater is widely distributed in southeast Ningxia, the incidence of endemic fluorosis caused by long-term drinking of high-fluorine groundwater by local residents is very high, especially in Yanchi County.

3. The rapid population growth is the root cause of land desertification in Yanchi County.

4. The dynamic changes of seed density in soil seed bank at different growth stages of desert grassland forage in Yanchi County, Ningxia were studied.

5. There is a positive correlation between precipitation and vegetation growth in Yanchi area, which is the main limiting factor of vegetation growth;

6. Put forward the scheme that the urban sewage is replenished to the salt pond after treatment, which not only solves the problem of water shortage in the salt pond, but also solves the problem of urban drainage.

7. In addition to the background sand source, the supplement of local sand source also plays an important role in the formation of sandstorm weather in Yanchi Station.

8. In this paper, the effect of vegetation restoration on degraded grassland in Yanchi sandy land was studied by combining field investigation of vegetation, soil and surface erosion with indoor analysis and testing.

9. Constantly adjust and optimize the resource utilization mode of Yuncheng Salt Pond.

10. The largest natural lake in Shanxi is Xiechi Lake, which is a Yanchi Lake near Yuncheng in northern Shanxi.

1 1. Shabianzi desertification land remediation research base in Yanchi County, Ningxia is located in the semi-arid farming-pastoral ecotone in the southwest of Mu Us sandy land.

12. Two strains E9 and E 14 were isolated from the salt-drying pond in Dongshi Yantian, Fujian Province.

13, Yuncheng Yanchi has a long history of salt production.

14. according to the liquid phase separation technology, the solution mining scheme of mirabilite associated ore in Yanchi, Gaotai County, Gansu Province was formulated.

15, Yanchi County is one of the counties with the most serious land desertification in Ningxia Hui Autonomous Region, and the desertification land area accounts for 39.4% of the whole autonomous region.

16 second, given that most scholars are concerned about the production and operation of Yanchi, there is little research on this special resource-based city.

17. A salt-tolerant strain S32 which can decompose reactive blue was isolated from the sediment samples of the saltpond in Dalian Pulandian saltworks.

18, Yuncheng is thriving because of salt. Its establishment and development are closely related to the production, sales and management of salt in Yuncheng Yanchi.

19, the central sand area 37 kilometers away from Yanchi County is inlaid with a bright pearl.

20. This is Lake Baja tourist area in Yanchi County.

2 1. On the basis of summarizing the ecological vegetation construction project and the existing vegetation distribution pattern in Yanchi County in recent years, the following series of studies were carried out.

22. The problem of grassland degradation and desertification in Yanchi County is serious, which is mainly caused by unreasonable human economic activities.

23. Yuncheng Salt Administration in the early Qing Dynasty, due to the establishment of the system of "returning border merchants" and the creation of new production methods, Yuncheng Salt Pond made unprecedented development.

24. This paper is a special report on the investigation and study of agricultural resources and rural economy in Yanchi County in recent ten years.

25. The results of correlation analysis show that there is a high correlation between vegetation coverage and precipitation and evaporation in Yanchi County.

26. It is considered that whether the policy of closing hillsides for grazing and returning farmland to forests can be fully implemented will directly affect the desertification control in Yanchi County.

27. First, after the completion of Yuncheng, the surrounding environment of Yanchi was greatly improved, which effectively guaranteed the production and theft prevention of Yanchi.