严重退化生态系统不同恢复和重建措施的植物多样性与地力差异研究
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Effects of different recover and restoration measures on plant diversity and soil fertility for serious degradation ecosystem
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    摘要:

    对花岗岩区红壤严重退化生态系统(对照)及 4 种不同恢复和重建措施植物多样性和地力研究结果表明,花岗岩区红壤严重退化生态系统(对照)植物多样性极低,土壤肥力极差,生态环境极为恶劣。改为杨梅果园(措施 A)或多树种混交(措施 B)后,植物多样性明显增大,林地土壤肥力得到一定程度恢复,生态系统朝着良性循环方向发展。采取封山育林(措施 C)方法,林下植被层和群落多样性恢复最快,林地土壤肥力亦得到较快的恢复。保留较好的风水林(措施 D)植物多样性较高,土壤肥力最好。根据不同恢复和重建目标,采用合适的生物措施,辅以必要的工程措施,是红壤退化生态系统恢复和重建的有效措施之一。

    Abstract:

    The granitic red soils of serious degradation ecosystem were taken as case studies with four different recover and restoration measures in Changting County,Fujian,and the plant diversity and soil fertility over different measures were investigated.The results showed that the plant diversity was the lowest,soil fertilities and ecosystem environment were the poorest in the control land with no restoration measure.The plant diversity rised evidently and the soil fertility increased to some degree in the measur...

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杨玉盛,何宗明,邱仁辉,罗学升.严重退化生态系统不同恢复和重建措施的植物多样性与地力差异研究.生态学报,1999,19(4):490~494

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