1) ditch-pond wetland system
沟渠塘湿地
1.
Taking ditch-pond wetland system into account,with two treatments,namely controlled irrigation drainage and conventional shallow-wetting irrigation with no drainage regulation,nitrogen concentrations in drainage water from paddy fields were monitored and the variations of nitrogen concentrations were investigated.
控制灌溉、控制排水及沟渠塘湿地系统的调控措施对农田排水中氮素的净化效果比较显著。
2) Ditch wetland
沟渠湿地
1.
Mineralization and accumulation of organic matters in water phase and sediment of ditch wetlands;
沟渠湿地水体和底泥中有机质时空分布规律研究
2.
Reed (Phragmites communis) and wild rice (Zizania latifolia) grown in ditch wetland have a high ability to absorb N and P.
生长在农田沟渠湿地中的芦苇和茭草对 N、有很好的吸收能力,芦苇茎叶的 N、含量分别为15。
3) ditch wetlands
沟渠湿地
1.
Phragmites communis and Zizania latifolia are two main kinds of plants growing naturally in ditch wetlands in the lower reaches of the Yangtze River.
沟渠湿地可通过底泥截留吸附、植物吸收和微生物降解净化农田排水汇集的非点源污染物 ,芦苇 (Phragmitescommu nis)和茭草 (Zizanialatifolia)是长江下游地区沟渠中自然生长的 2种主要挺水植物 ,能有效吸收N、P营养成分 ,是湿地净化非点源污染物的主要机制 。
4) ditch wetland system
沟渠湿地系统
5) ditches artificial wetlands
沟渠型人工湿地
6) hydrological model of drain wetland
沟渠湿地水文模型
补充资料：沟渠
为灌溉或排水而挖的水道的统称。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条