The major phytoplankton was investigated and analyzed in landscape water of six campuses in Nanjing Xianlin University Town,and water quality was evaluated by single factor assessment method and comprehensive weighted...The major phytoplankton was investigated and analyzed in landscape water of six campuses in Nanjing Xianlin University Town,and water quality was evaluated by single factor assessment method and comprehensive weighted evaluation method.The result showed that the major phytoplankton groups were Cyanophyta,Chlorophyta and Bacillariophyta.Besides,each evaluation indicator showed that waterbodies in four campuses were eutrophicated and result of single factor evaluation showed water quality all belonged to poor category V.The result of comprehensive weighted assessment showed that waters in Nanjing Normal University and Nanjing University of Posts and Telecommunications were seriously polluted,cyanobacterial bloom appearing.Waters in Nanjing University of Chinese Medicine and Nanjing Forest Police College hadn't been eutrophicated.展开更多
The recent research development of urban eco-landscape forest was reviewed from the perspectives of species selection,planning and design,scenic beauty evaluation,beauty induction of forest and effectiveness monitorin...The recent research development of urban eco-landscape forest was reviewed from the perspectives of species selection,planning and design,scenic beauty evaluation,beauty induction of forest and effectiveness monitoring,etc..Moreover,research status,problems as well as future trend of eco-landscape forest abroad were analyzed to provide technical supports for the healthy development of urban eco-landscape forest in China.展开更多
The Euclidean distance model with varying weights was applied to evaluate the surface water quality based on the monitoring data derived from April 2010 to February 2011 in secondary forest catchment,eucalypt plantati...The Euclidean distance model with varying weights was applied to evaluate the surface water quality based on the monitoring data derived from April 2010 to February 2011 in secondary forest catchment,eucalypt plantation catchment and rubber plantation catchment in Limu Mountain,Hainan Island.The results were compared with that of grey association analysis method,grey clustering model and fuzzy comprehensive evaluation method.The results indicated that the assessment results of surface water quality in the three types of forest catchments based on Euclidean distance model with varying weights and grey clustering model were GradeⅠ,the assessment results of surface water quality in secondary forest catchment based on grey association analysis method and fuzzy comprehensive evaluation method were also GradeⅠ,but besides that the assessment results of surface water quality in eucalypt plantation catchment in June 2010 and rubber plantation catchment in August 2010 based on the last two methods were GradeⅡ,those in the remain seven months were GradeⅠ,showing that the plantation in this area did not cause significantly negative effect on surface water.展开更多
基金Supported by National Foundation for Fostering Talents in Basic Science(J0730650)~~
文摘The major phytoplankton was investigated and analyzed in landscape water of six campuses in Nanjing Xianlin University Town,and water quality was evaluated by single factor assessment method and comprehensive weighted evaluation method.The result showed that the major phytoplankton groups were Cyanophyta,Chlorophyta and Bacillariophyta.Besides,each evaluation indicator showed that waterbodies in four campuses were eutrophicated and result of single factor evaluation showed water quality all belonged to poor category V.The result of comprehensive weighted assessment showed that waters in Nanjing Normal University and Nanjing University of Posts and Telecommunications were seriously polluted,cyanobacterial bloom appearing.Waters in Nanjing University of Chinese Medicine and Nanjing Forest Police College hadn't been eutrophicated.
文摘The recent research development of urban eco-landscape forest was reviewed from the perspectives of species selection,planning and design,scenic beauty evaluation,beauty induction of forest and effectiveness monitoring,etc..Moreover,research status,problems as well as future trend of eco-landscape forest abroad were analyzed to provide technical supports for the healthy development of urban eco-landscape forest in China.
文摘The Euclidean distance model with varying weights was applied to evaluate the surface water quality based on the monitoring data derived from April 2010 to February 2011 in secondary forest catchment,eucalypt plantation catchment and rubber plantation catchment in Limu Mountain,Hainan Island.The results were compared with that of grey association analysis method,grey clustering model and fuzzy comprehensive evaluation method.The results indicated that the assessment results of surface water quality in the three types of forest catchments based on Euclidean distance model with varying weights and grey clustering model were GradeⅠ,the assessment results of surface water quality in secondary forest catchment based on grey association analysis method and fuzzy comprehensive evaluation method were also GradeⅠ,but besides that the assessment results of surface water quality in eucalypt plantation catchment in June 2010 and rubber plantation catchment in August 2010 based on the last two methods were GradeⅡ,those in the remain seven months were GradeⅠ,showing that the plantation in this area did not cause significantly negative effect on surface water.