| 2 | Conservation Grading of Water Ecological Spaces in the Muling River Basin显示文摘Along with the urban construction and industrial development, the original continuous riverway of the Muling River has been dammed into river sections of different lengths, which has seriously destroyed ecological environment of the basin. In view of this, it is urgent to protect water ecological environment of the basin. This paper took the national ecological environment conservation instructions as the guidance, combined with the administrative division, planning and actual conditions of the basin, proposed principles and schemes for the grading of water spaces in the basin, as well as the hierarchic control requirements, to provide instructions for the conservation of the river basin. | YU Fei LV Jun ZHUANG Zhong MENG Fan'ao WANG Jiujiu | 2022 | Journal of Landscape Research2022，14，6： | 0 |
| 3 | Current Situation of Fish Resources in the Lower Reaches of the Songhua River显示文摘The Songhua River is one of the seven major rivers in China and an important river in Northeast China, with rich fish species and resources. Based on historical data, on-site visits and field investigation, this paper analyzed the changes of fish resources in the lower reaches of the main stream of the Songhua River, so as to understand the current situation of three grounds and one channel and resources of fishes. This study provides reference for fish conservation in the lower reaches. | Fei YU Zhong ZHUANG Jiujiu WANG Xin WANG | 2022 | Agricultural Biotechnology2022，11，6： | 0 |
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