声明
Abstract
摘要
TABLE OF CONTENTS
ABBREVIATION
CHAPTER 1.INTRODUCTION
1.2 Impact of climate change and grazing on the steppe in Mongolia research area
1.2.1 Management and grazing of pasture and future outlook
1.2.2 Current developments along the transect in Mongolian steppe
1.3 Vegetation,soil and socio-economy on the steppe in Mongolian Literature review
1.4 Climate change and its impact on the vegetation and soil
1.5 Relationships between the perceptions of herds about pasture land and climate change
CHAPTER 2.THE HABITAT AND NATURAL CONDITIONS OF RESEARCH AREA
2.1 Natural resources and their utilization
2.4 Geographical location
2.5 Climate regime
2.6 Temperature
2.7 Climate change of the future trends
CHAPTER 3.RESEARCHED SITES AND METHODS
3.1 Study aim and objectives
3.2 Research areas points
3.3 Vegetation method
3.4 Soil method
3.5 Socio-economy method
3.6 Statistical methods
CHAPTER 4.VEGETATION OF OVERGRAZING AND LIGHT GRAZING PASTURE ALONG THE LINE FROM NORTH TO SOUTH STEPPE REGION IN MONGOLIA
4.1 Patterns of vegetation and components,where changing (from North to South) in Mongolia Khentii province
4.2 Patterns of vegetation and components,where changing (from North to South) in Mongolia Sukhbaatar province
CHAPTER 5 SOIL OF OVERGRAZING AND LIGHT GRAZING PASURE ALONG THE LINE FROM NORTH TO SOUTH STEPPE REGION IN MONGOLIA
5.1 Climate change,soil particle composition and distribution
5.2 Soil reaction properties
5.3 Soil nutrient features
5.4 Nitrogen content of the soil
5.5 Organic carbon content of the soil (co2)
5.6 Dynamic and adsorbed base of the soil
CHAPTER 6.SOCIAL-ECONOMICS OF OVERGRAZING AND LIGHT GRAZING THE LINE FROM NORTH TO SOUTH STEPPE REGION IN MONGOLIA
6.1 Survey approach
6.3 Technological specifies of pasture use
6.4 Livestock composition by types and sheep units per household
6.5 Monthly average income of herder households
6.6 Sufficiency of household income
6.7 Challenges for herder households
CHAPTER 7.DISCUSSIONAND CONCLUSION
REFERENCES
APPENDIX
ACKNOWLEDGEMENTS
CURRICULUM VITAE