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江苏省森林资源二类调查消长动态变化分析
李思刚;蒋婷婷;王奕
【期刊名称】《华东森林经理》 【年(卷),期】2011(025)004
【摘 要】江苏省最近的森林资源二类调查分别为1989年和2009年完成,两期调查都获取了详实的森林资源数据。通过全面对比调查结果,从林地面积、林种结构、林木蓄积、龄组结构、树种组成和森林资源质量等6个方面客观反映了全省森林资源动态变化现状,并深入分析了森林资源面积、蓄积和林种等主要因子的变化原因,总结了全省森林资源的变化特点:①森林资源快速增长,江苏林业实现跨越式发展;②森林质量大幅提升,森林碳汇明显增强;③造林树种不断丰富,林种结构渐趋合理;④绿化难度日益增加,造林成本不断加大。%Jiangsu Province recent forest resources two kind of investigations respectively are in 1989 and in 2009 complete, two phase of investigations both gained the detailed forest resources data, the author through the comprehensive contrast survey result, from the forest land area, the forest planted the structure, standing crop, the age group structure, the species composition, the forest resources quality and the round-off work and so on 7 aspects had reflected objectively the entire province forest resources dynamic change present situation, and analyzed the forest resources area, to store up thoroughly with Lin Zhong and so on main factor reason for change, summarized the entire province forest resources change characteristic: (1)The forest resources swift growth, the Jiangsu forestry realizes the
leap frog development;(2)The forest quality promotes largely, the forest carbon collects the obvious enhancement; (3)The afforestation tree seed is unceasingly rich, the forest plants the structure tends to be reasonable;(4)The afforested difficulty increases day by day, the afforestation cost enlarges unceasingly. 【总页数】5页(P37-41) 【作 者】李思刚;蒋婷婷;王奕
【作者单位】江苏省森林资源监测中心,江苏南京210036;江苏省森林资源监测中心,江苏南京210036;江苏省森林资源监测中心,江苏南京210036 【正文语种】中 文 【中图分类】S757.2 【相关文献】
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