田阳县岩溶地区土地石漠化动态分析

Dynamic Trends of Rocky Desertification in karst Area in Tianyang County

分析田阳县土地石漠化动态变化及原因,认为石漠化土地退化原因主要是过牧等不适当的经营方式,石漠化土地改善途径主要有封山育林、人工造林、坡改梯等。总结石漠化治理的主要经验,包括大力实施林草植被恢复工程,加强宣传,提高群众参与度,加强基础设施建设等。分析了尚存在的石漠化地区条件恶劣,治理难度大等问题,并提出了一些建议。

Dynamic change and reason of rocky desertification in Tianyang County were analyzed. It was considered that overgrazing was the main caused reason of land degradation and rocky desertification. Set apart hills for forestry, afforestation and so on, were taken as improving approaches for deterriation land. Summarized the main experience of land desertification controlling, it includes vigorous implementation of vegetation restoration projects, stepping up publicity to increase public participation, strengthening infra- structure construction. Issues of harsh conditions, controlling difficulty of desertification areas, and some suggestions were put forward.