中国首都圈土地沙化过程及防治对策——以河北省丰宁县小坝子乡为例

The process of soil desertification and the controlling strategy around Beijing cycle in China-A case study from Xiaobazi Township, Fengning County, Hebei Province.

以河北省丰宁县小坝子乡的土地沙化为例,从地质过程、生物过程、人文过程探讨和研究了沙化演变与治理对策,指出了治穷和治沙的关系,绿化与水平衡的因果关系,提出绿色、人文、科技结合,林草兼顾、经济发展与环境建设同步,是为北京堵沙源、保水源的有效措施。

As an example of soil desertification, the changes of soil desertification and the controlling strategies were studies based on the histories of geology, biology and human activity in Xiaobazi Township, Fengning Coun-ty, Hebei Province. The relation of controlling soil desertification and anti-poverty, causal relationship of af-forestation with water balance were pointed out also. For the sand controlling and water resource conservation to Beijing, greenification, human activity and science and technology must be connected; tree and grass planting must be considered together; the environmental construction must be conducted with the development of economy.