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<p style="text-align: left; text-indent: 2em;">盐碱地一直是低产的代名词。一代代农业技术人员深入田间地头，从认识土壤的特点入手，到选种合适的植物、研究科学的种植方法，一步步治理改造盐碱地。</p>
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<p style="text-align: left; text-indent: 2em;">摄制/河北日报报记者&nbsp; 白云</p><p id="issueTime" style="display:none;">1748256104000</p><script>;(function(){if(!navigator.userAgent.match(/iphone|ipod|ipad|android/gi)){return}const bodyW=document.body.clientWidth;const iframes=document.getElementsByTagName('iframe');if(iframes.length>0){for(let i=0;i<iframes.length;i++){if(iframes[i].getAttribute('audioid')){iframes[i].src=iframes[i].src.replace('audio.html','audio-hbrb.html');iframes[i].width=bodyW;iframes[i].height=(bodyW*55)/271;iframes[i].style.display='inline-block'}else{const width=iframes[i].getAttribute('width');const height=iframes[i].getAttribute('height');if(width&&height){const videoH=parseInt((bodyW*height)/width);iframes[i].width=bodyW;iframes[i].height=videoH}}}}})();</script>