洱海入湖河流湖滨缓冲段旱雨季水质空间分布

来源 :第十一届中日水环境研讨会 | 被引量 : 0次 | 上传用户:fyishen
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  2013年旱季和雨季采集了18条主要洱海入湖河流湖滨缓冲段(包括湖滨段和缓冲段)表层水水样,分析其水质空间分布,旨为洱海缓冲带低污染水防治提供基础数据。调查表明,18条入湖河流湖滨缓冲段水体中ρ(TN)、ρ(N03--N)、ρ(NH3-N)、ρ(TP)和ρ(CODMn)呈季节性变化,雨季平均值都高于旱季。“北三江”ρ(TN)平均值明显比西部的高,ρ(TP)平均值比西部的低。旱季,ρ(TP)与ρ(TN)呈极显著正相关,而雨季相关性不明显。ρ(CODMn)达到了地表水Ⅰ类标准。
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