河北涉縣環境保護局莊上—連泉一帶農用地土壤 - 天津華勘環?？萍加邢薰?/title> <meta name="Keywords" content="天津,城建,大學," /> <meta name="Description" content="河北涉縣莊上——連泉一帶歷史上由于洪水沖刷致使農用地表土層土壤大面積流失，當地采取粉煤灰、礦渣等作為耕地表土層使用，造成大面積土壤重金屬污染，影響了農作物品質和經" /> <meta name="Author" content="Mr.Chang WeChat:36480562" /> <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0, minimum-scale=1.0, maximum-scale=1.0"> <link rel="stylesheet" href="/skin/css/bootstrap.min.css"> <link href="/newskin/css/owl.carousel.css" rel="stylesheet"> <link href="/newskin/css/owl.theme.css" rel="stylesheet"> <link rel="stylesheet" href="/newskin/css/animate.css"> <link rel="stylesheet" href="/newskin/css/css.css"> <link rel="stylesheet" href="/newskin/css/stylez.css"> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head> <body> <div 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style="font-family:SimSun;font-size:16px;line-height:1.5;">河北涉縣莊上——連泉一帶歷史上由于洪水沖刷致使農用地表土層土壤大面積流失，當地采取粉煤灰、礦渣等作為耕地表土層使用，造成大面積土壤重金屬污染，影響了農作物品質和經濟價值。場地調查確定表層土壤（0～30cm）中主要污染物是重金屬鎘，鉛，汞，超標率0.4～1.2倍。項目修復面積約200畝，采用了一種礦物微膠囊鈍化修復技術，以達到降低土壤中重金屬有效活性的目的。經修復后土壤中重金屬鎘（Cd）、鉛（Pb）、汞（Hg）的有效態含量降低50%左右，均達到《食用農產品產地環境質量評價標準》（HJ/T332-2006）的要求；該地塊出產的農產品達到《食品安全國家標準食品中污染物限量》（GB 2762-2017）的要求，最終項目順利通過當地環保局的驗收。</span> </p> <ul class="list-page"> </ul> <hr/> <div class="mulu"> <p class="b-m-none"> <a class="pre" href="/html/gcal/326.html"><span class="icon-pre"></span></a> <a class="ml" href="/html/gcal/" title="返回目錄"><span class="icon-ml"></span></a> <a class="next" href="/html/gcal/359.html"><span class="icon-next"></span></a> </p> </div> </article> </div> </div> </div> </section>   <div class="lee_footer"> <p>版權所有＠天津華勘環?？萍加邢薰?<a ><font color="#ffffff">津ICP備19005135號-1</font></a> <a target="_blank" >網站建設</a>：<a target="_blank">企航互聯</a></p> <p>地址：天津市河東區廣瑞西路67號電話：022-84236761 郵箱：</p> </div> <script 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