据报道,日本兵库县西宫市废水处理厂枝川净化中心,正在利用城市废水进行蔬菜水培种植试验。该中心进行这项试验的目的是想利用植物将经过处理的废水中无法完全去除的氮、磷吸收掉,以达到水质的进一步净化,同时消除因氮、磷产生的臭气。这项试验就是在进行最终处理工序的氯混合池上搭一个不锈钢的槽架,然后将高30厘米、宽40 It is reported that Japan’s Hyogo Prefecture Nishinomiya City Wastewater Treatment Plant Zhichuan purification center, is using urban wastewater for vegetable hydroponic cultivation experiments. The objective of the trial was to use plants to absorb nitrogen and phosphorus that could not be completely removed from treated wastewater so as to achieve further purification of water quality and to eliminate the odor caused by nitrogen and phosphorus. This test is to take a stainless steel tank rack in the chlorine mixing tank for the final disposal process, and then 30 cm high and 40