[Objective] The aim was to establish the water quality evaluation index system for freshwater aquaculture pond.[Method] The expert survey,DELPHI,field research and other methods were used.Based on the analysis of fact...[Objective] The aim was to establish the water quality evaluation index system for freshwater aquaculture pond.[Method] The expert survey,DELPHI,field research and other methods were used.Based on the analysis of factors influencing water quality of freshwater aquaculture pond,and the importance degree of 14 factors influencing water quality of freshwater aquaculture pond was ordered.Then,five factors were selected as index to establish the water quality evaluation index system of freshwater aquaculture with the determination for thresholds of these factors.[Result] The importance degree of water quality of freshwater aquaculture pond showed an order of Dissolved oxygenpHPhytoplankton biomassSecchi depthTotal NitrogenZooplankton biomassWater temperatureBiochemical Oxygen DemandWater colorSalinityTotal hardness;according to the value of importance degree,the dissolved oxygen,pH,secchi depth,phytoplankton biomass and total nitrogen these five factors were selected as the index system of water quality evaluation of pond.The level of water quality of freshwater aquaculture pond was divided into five,and the tolerance range of fish to each index was obtained by expert observation.[Conclusion] This study had provided a scientific basis for water quality evaluation system of freshwater aquaculture pond.展开更多
The quality of service for the aged is related to the problem of population aging in China and the quality evaluation is an important link to improve the quality and level of service for the aged. This paper mainly di...The quality of service for the aged is related to the problem of population aging in China and the quality evaluation is an important link to improve the quality and level of service for the aged. This paper mainly discusses the meaning of the third party evaluation mechanism of China' s pension service quality evaluation system, the significance on the establishment of third-party evaluation mechanism of China' s pension service quality and ways to establish third-party evaluation mechanism of China's pension service quality.展开更多
In order to foster an innovative spirit and ability of high-quality talent, much student research training program in domestic universities will incorporate innovative talent training plan. However, the evaluation mec...In order to foster an innovative spirit and ability of high-quality talent, much student research training program in domestic universities will incorporate innovative talent training plan. However, the evaluation mechanism existing research training program is still not perfect for college students, this article has been carrying out a more in-depth discussion and proposes research training program evaluation system for university students.展开更多
基金Supported by National Natural Science Foundation of China (40801227)Foundation of Key Laboratory of Aquatic Genetic Resources and Aquacul-tural Ecology,Ministry of Agriculture (KFT2006-7)~~
文摘[Objective] The aim was to establish the water quality evaluation index system for freshwater aquaculture pond.[Method] The expert survey,DELPHI,field research and other methods were used.Based on the analysis of factors influencing water quality of freshwater aquaculture pond,and the importance degree of 14 factors influencing water quality of freshwater aquaculture pond was ordered.Then,five factors were selected as index to establish the water quality evaluation index system of freshwater aquaculture with the determination for thresholds of these factors.[Result] The importance degree of water quality of freshwater aquaculture pond showed an order of Dissolved oxygenpHPhytoplankton biomassSecchi depthTotal NitrogenZooplankton biomassWater temperatureBiochemical Oxygen DemandWater colorSalinityTotal hardness;according to the value of importance degree,the dissolved oxygen,pH,secchi depth,phytoplankton biomass and total nitrogen these five factors were selected as the index system of water quality evaluation of pond.The level of water quality of freshwater aquaculture pond was divided into five,and the tolerance range of fish to each index was obtained by expert observation.[Conclusion] This study had provided a scientific basis for water quality evaluation system of freshwater aquaculture pond.
文摘The quality of service for the aged is related to the problem of population aging in China and the quality evaluation is an important link to improve the quality and level of service for the aged. This paper mainly discusses the meaning of the third party evaluation mechanism of China' s pension service quality evaluation system, the significance on the establishment of third-party evaluation mechanism of China' s pension service quality and ways to establish third-party evaluation mechanism of China's pension service quality.
文摘In order to foster an innovative spirit and ability of high-quality talent, much student research training program in domestic universities will incorporate innovative talent training plan. However, the evaluation mechanism existing research training program is still not perfect for college students, this article has been carrying out a more in-depth discussion and proposes research training program evaluation system for university students.