FINAL REPORT
FINAL REPORT
FINAL REPORT
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10. 4Flora and Fauna (S. Bayarkhuu)<br />
Ecological Conditions at the LowerCourse of Buyant River<br />
1. Hydrology<br />
There are Lake Khar Us, Buyant River and their tributaries, natural springs and streams as well as 286 manmade wells, engine<br />
and land –driven, recorded in the vicinity of Buyant river<br />
2. Climate<br />
Maximum air temperatures in July<br />
ranges between +18.8 0 -39.1 0 C and<br />
in January -25.5 0 –33.8 0 C. Mean<br />
annual temperature is 0.3 0 –4 0 C, the<br />
precipitation is 120-140 mm, and the<br />
maximum wind velocity is 24 m/s.<br />
3. Soil<br />
Top soils are mostly light brown and<br />
widely distributed with granite<br />
crumbs. Regarding their mechanical<br />
components they have slight pebble<br />
layer and clayish and meadow<br />
marshy brown soils are found.<br />
HUMAN ACTIVITIES<br />
Irrigated Cultivation Agriculture<br />
Extensive Livestock Husbandry<br />
4. Vegetation(Phytocoenosis)<br />
Desert steppe plant communities with<br />
Stipa gobica are dominating.<br />
Depression areas are inhabited by<br />
desert plant communities with<br />
Salsola passerina, Salsola passerina<br />
- Anabasis L. In some areas that are<br />
under farming and extensive<br />
livestock grazing are Oxytropis<br />
lanata.<br />
5. Fauna (Zoocoenosis)<br />
There are two species of fish, three<br />
species of reptiles, 57 species of<br />
birds, 12 species of mammals, and<br />
346 species of insects (beatles) of<br />
127 genera, 35 families, 8 orders and<br />
5 classes recorded. The area has<br />
been affected by livestock grazing<br />
and human activities.<br />
6. Microsomia<br />
Various types of soil and plant bacteria and microorganisms in plants are recorded.<br />
Source:S. Bayarkhuuet al / KSU, own investigations, June 2006<br />
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