湿地养分截留功能的空间模拟Ⅰ.模型的概念和方法

被引:16
作者
李秀珍
肖笃宁
胡远满
王宪礼
机构
[1] 中国科学院沈阳应用生态研究所
关键词
空间模型; 养分去除; 河口湿地; 非线性回归模型;
D O I
暂无
中图分类号
X171 [生态系统与污染生态学];
学科分类号
摘要
运用河口湿地来削减氮磷入海通量 ,防止近海水体富营养化。首先对辽河三角洲湿地净化系统进行了理论分析 ,并建立了相应的概念模型 ,然后依靠野外实验数据 ,为湿地的营养物去除功能建立了一个空间模型。该模型包括两大部分 :一是灌渠子系统 ,二是苇田子系统。前者使用的是一个非线性回归模型 ,后者则是以百分率为基础的简单模型。该模型在个别灌区试运行后 ,推广到整个苇田研究区
引用
收藏
页码:300 / 310
页数:11
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