Abstract:

In order to alleviate the water stress of social city, reduce the life water on the other sides of causing unnecessary waste, based on the analysis of the conception and characteristics of agricultural ecological garden, the author explored the ecological utilization methods of city rainwater in agricultural ecological garden, including rainwater utilization measures in landscape architecture, rainwater utilization measures in park green space, rainwater utilization measures in park road square, and the rainwater purification techniques in the park. Besides, the sustainable cycle of city water resources through the ecological utilization of rainwater was proposed in this paper, which held great strategic significance in improving the urban ecological environment.