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Time Evolution Trend and Influencing Factors of Ecological Economic Value of Water Resources in Zhengzhou City
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Cui-mei LV, Xiao-yu HUAN, Xi GUO, Ze-ning WU
Water Resources and Power | 2023, 41(2) : 35 - 39
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Water Resources and Power | 2023, 41(2): 35-39
• HYDROLOGY, WATER RESOURCES AND ENVIRONMENT •
Time Evolution Trend and Influencing Factors of Ecological Economic Value of Water Resources in Zhengzhou City
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Cui-mei LV, Xiao-yu HUAN, Xi GUO, Ze-ning WU
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  • School of Water Conservancy Engineering, Zhengzhou University, Zhengzhou 450001, China
Published: 2023-02-25 doi: 10.20040/j.cnki.1000-7709.2023.20220657
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The ecological and economic value of water resources is the unity of economic value, social value and ecological environmental value. It is of great significance to analyze the change rule of its value for rationally optimizing the allocation of water resources, promoting the sustainable development of the ecological and economic system of water resources. The emergy theory analysis method was used to calculate the ecological and economic value of water resources in Zhengzhou City from 2009 to 2020. Its time evolution law and influencing factors were discussed, and its future development trend was analyzed by R/S analysis method. The results show that there is a growing trend for water ecological economic value in Zhengzhou City on the whole. The value change is mainly affected by GDP, per capita disposable income, sewage wastewater emissions and other factors. The results show that the future trend in the past time series characteristics were positively related, namely, water ecological economic value in Zhengzhou City still showed a trend of growth in the future.

water resources  /  ecological economic value  /  emergy  /  R/S  /  evolution law  /  influencing factors
Cui-mei LV, Xiao-yu HUAN, Xi GUO, Ze-ning WU. Time Evolution Trend and Influencing Factors of Ecological Economic Value of Water Resources in Zhengzhou City[J]. Water Resources and Power, 2023 , 41 (2) : 35 -39 . DOI: 10.20040/j.cnki.1000-7709.2023.20220657
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Year 2023 volume 41 Issue 2
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Article Info
doi: 10.20040/j.cnki.1000-7709.2023.20220657
  • Receive Date：2022-04-04
  • Online Date：2026-01-27
  • Published：2023-02-25
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  • Received：2022-04-04
  • Revised：2022-05-24
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    School of Water Conservancy Engineering, Zhengzhou University, Zhengzhou 450001, China
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表12种不同金属材料的力学参数
科
Family		 属数
Number of
genus		 种数
Number of
species		 占总种数比例
Percentage of
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Genus		 种数
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Percentage of total
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鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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