主题：【已应助】求助4篇文献，谢谢大家

【序号】：1
【作者】：Cooper, P. 
【题名】：A review of the design and performance of vertical-flow and hybrid reed bed treatment systems.
【期刊】：Water Science And Technology
【年, 卷(期), 起止页码】：1999. 40(3):1-9.       
【全文链接】：http://www.sciencedirect.com/science/article/pii/S027312239900414X

【序号】：2
【作者】：Vymazal, J. 
【题名】：Constructed wetlands for wastewater treatment: Five decades of experience?.
【期刊】：Environmental Science & Technology
【年, 卷(期), 起止页码】：2010. 45(1):61-69.       
【全文链接】：http://pubs.acs.org/doi/abs/10.1021/es101403q

【序号】：3
【作者】：De Vries, J. 
【题名】：Soil filtration of wastewater effluent and the mechanism of pore clogging.
【期刊】：Journal (Water Pollution Control Federation)
【年, 卷(期), 起止页码】：1972.565-573.       
【全文链接】：http://www.jstor.org/discover/10.2307/25037424?uid=3737800&uid=377091603&uid=2&uid=3&uid=60&sid=21102189675833

【序号】：4
【作者】：Northcote, T. G. 
【题名】：Fish in the structure and function of freshwater ecosystems: A "top-down" view.
【期刊】：Canadian Journal Of Fisheries And Aquatic Sciences
【年, 卷(期), 起止页码】：1988. 45(2):361-379.
【全文链接】：http://www.nrcresearchpress.com/doi/abs/10.1139/f88-044#.UfdzrRLLhCU