论文部分内容阅读
Population Characteristics and Future Population Countermeasures for the Studied Counties in Tibet,
【出 处】
：
武汉大学自然科学学报（英文版）
【发表日期】
：
2005年4期
其他文献
伴随着经济体制改革和社会治理转型,新的社会治理格局开始出现,我国各级政府致力于转变观念,大力促进社会治理转型,社会自主性不断增强,政府职能转变要求政府将社会职能下放,
普兰监管点其他都缺,只是不缺石头和精神普兰口岸是阿里传统民间边贸口岸,已有500余年历史。口岸所在地普兰县边境线长414.75公里,与印度、尼泊尔接壤,有21个通外山口,边境贸
It is analyzed that the impacts of vegetation type and soil moisture content on shear strength of unsaturated soil through direct shearing tests for various veg
期刊
期刊
Based on the collection of land use maps of three representative years (1972, 1986 and 1995) with a scale of 1∶100 000, which were derived from interpreted aer
期刊
Impacts of Overgrazing and Reclamation on Soil Resources in Rangeland Ecosystems in Huailai Basin, H
期刊
Observation and Research on Gravitational Erosion Process of Bank Slopes in Headstream Area of Jiang
期刊
Changes of Soil Enzyme Activities in Different Restoration Ages of Spruce Forests on the Eastern Qin
期刊
期刊