福建省林地针叶化问题及对策研究

本文通过分析近年来福建省森林资源的动态变化特征,指出当前我省森林资源存在的问题并强调了林地针叶化问题,探讨森林破坏和针叶林取代阔叶林和混交林后林下土壤质量演变的特征以及森林生态系统水文生态效益演变的方向,从而阐明林地针叶化对生态环境所产生的重大影响,并提出相应的对策建议.

The Study on the Conifer Problem and its Countermeasures in Fujian Province

This thesis systematically analyses the variation ch ar acteristics of forest resources of Fujian province in the past few years and poi nts out the problems especially "conifer problem" we are faced with. And then, t he issue of forest destruction and problems such as soil degradation and forest ecosystem degeneration result from the replacement of hardwood forest and mingle d forest with coniferous forest are studied. Later, we demonstrate that the "co n ifer problem" will exercise great influence over ecological environment. Finally , some countermeasures and advice are brought forward.