Management units at all levels should also strengthen the urban road greening conservation work in the management of water and fertilizer, which in essence the urban road "nutrition". For any kind of tree species and green grass, its own moisture content and fertilizer are the most important development of their own, and we in the development of urban road greening conservation work, must be based on the maximum location of the different locations Different plants to take different management and conservation means. For example: Shanghai's groundwater level is high, many trees need to raise the planting site of the terrain to ensure that the roots of breathing, rainy season to strengthen the drainage and drainage, summer hot season to strengthen the water and drought, especially some newly planted shrubs , The root is shallow, it is easy to dry, this spring and summer in Shanghai there is a rare drought, a lot of Pudong South Road, a large number of tea plum drought is an example, it must ensure the normal growth of seedlings in order to maximize the quality of tree conservation; Relatively narrow, poor water retention, conditional, then to lay the water pipe, because the watering truck when the water is easy to pour, pouring or watering is not timely phenomenon.
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