PlantPen PRI 200植物PRI测量�?参数-价格-中国粉体罐�/title>

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} }); function showliuyan(me, showtype){ if(showtype==0){ //$("#Content").val($("#Content").attr('placeholder')); Content= document.getElementById('PopMsgFrom').Content.getAttribute('placeholder'); document.getElementById('PopMsgFrom').Content.value=Content; } if(showtype==1){ // $("#Content").val($(me).text()); alert($(me).text()); document.getElementById('PopMsgFrom').Content.value=$(me).text(); } $(".fxp").css("display","flex"); } function close_popwin(){ $(".fxp").css("display","none"); // 关闭虚拟电话后的留言� $(".dhxj").css("display","none"); $(".dhxjbox").css("display", "none"); $(".dhxjbox2").css("display", "none"); return false; } </script>  <div class="cpjs"> <div class="cpjs_tab"> <div class="js_cpjj" style="border-bottom: 3px solid #1479d7; color: #1479d7;">产品介绍</div> <div class="js_cxd">创新炸�/div> <div class="js_xgfa">相关方案</div> <div class="js_xgzl">相关资料</div> <div class="js_yhpl">用户评论</div> <div class="js_gsdt">公司动�?/div> <div class="js_wsj">问商宵�/div> </div> <script> $(function(){ // 切换 $(".cpjs_tab a").click(function(){ $(".cpjs_tab a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><strong>用途：</strong>PRI 200植物PRI测量仪是一款设计精巧、可快速测量植物反射率的便携式仪器，可根据反射系数确定植物特征。通过各种反射系数可以评定叶绿素含量，和其他重要特征� </p><p> PRI（光化学反射系数)是通过计算植物叶片�?31 nm�?70 nm两种波长光发射情况计算得到的值，反应植物光合作用过程中光能利用效率，可作为植物水分胁迫的参考指数。PRI与叶黄素循环有关的环氧化状态关系密切，对类胡萝卜素含量的变化敏感，而类胡萝卜素又是反应光合效率、CO2摄入率或者水胁迫的指标，因此PRI可应用于植物生产了和胁迫的研究� </p><p>测量数据存储于仪器内部，可选择蓝牙（PRI 200-B）或USB数据线（PRI 200-U）与计算机连接，使用专业FluorPen软件进行数据传输和可视化分析；可选配GPS模块、�/p><p><span></span></p><p><strong>特点９�/strong></p><p>设计紧凑、坚固的PRI非常适用于野外环境、植物温室等 </p><p>独特的手持叶夹，双键操作，LED显示屏设计，使用方便 </p><p>非侵入式无损测量 </p><p>4节AAA电池供电，方便耐用 </p><p>USB或蓝牙传输数据，专业软件进行可视化分� </p><p><strong>应用９�/strong></p><p>光合作用教学与研究； </p><p>植物分子生物学； </p><p>植物的筛选和实地研究� </p><p>逆境生理� </p><p>农学与林业、�/p><p><strong><span>技术规格：</span></strong><strong></strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p><span>测量参数</span></p></td><td><p><span>PRI</span><span>（光化学反射系数（�/span><span>PRI=(R531-R570)/(R531+R570)</span></p></td></tr><tr><td><p><span>测量先�/span></p></td><td><p><span>内置双波段光溏�/span><span> R531 = 531 nm</span><span>（带宼�/span><span>520-540nm</span><span>（�/span><span>� R570 = 570 nm(</span><span>带宽</span><span>570-590nm)</span></p></td></tr><tr><td><p><span>探测波长范围</span></p></td><td><p><span>PIN</span><span>光电二极管带</span><span>500~600 nm</span><span>波段滤光�?/span></p></td></tr><tr><td><p><span>测量先�/span></p></td><td><p><span>可调节闪光持续时闳�/span></p></td></tr><tr><td><p><span>探测波长范围</span></p></td><td><p><span>PIN</span><span>光电二极管带</span><span>697~750nm</span><span>滤光�?/span></p></td></tr><tr><td><p><span>FluorPen 1.0</span><span>软件</span></p></td><td><p><span>Windows 2000� XP</span><span>或更髗�/span></p></td></tr><tr><td><p><span>存储容量</span></p></td><td><p><span>16MB</span></p></td></tr><tr><td><p><span>数据存储容量</span></p></td><td><p><span>10</span><span>万个数据炸�/span></p></td></tr><tr><td><p><span>显示</span></p></td><td><p><span>2��8</span><span>字符</span><span>LCD</span><span>显示屎�/span></p></td></tr><tr><td><p><span>按键</span></p></td><td><p><span>密封</span><span>2</span><span>�?/span></p></td></tr><tr><td><p><span>自动关机</span></p></td><td><p><span>无操佛�/span><span>3</span><span>分钟后自动关朹�/span></p></td></tr><tr><td><p><span>电源</span></p></td><td><p><span>4</span><span>芁�/span><span>AAA</span><span>碱性或可充电电江�/span></p></td></tr><tr><td><p><span>电池电量</span></p></td><td><p><span>典型情况下可连续操作</span><span>48</span><span>个小时，低电野�/span><span>LCD</span><span>显示</span></p></td></tr><tr><td><p><span>尺寸</span></p></td><td><p><span>170mm��57 mm��30 mm</span></p></td></tr><tr><td><p><span>重量</span></p></td><td><p><span>180</span><span>兊�/span></p></td></tr><tr><td><p><span>样品固定�?/span></p></td><td><p><span>机械式叶夸�/span></p></td></tr><tr><td><p><span>工作环境</span></p></td><td><p><span>温度</span><span>0~+55</span><span>ℂ�/span><span>，相对湿�?/span><span>0~95%</span><span>（非冷凝（�/span></p></td></tr><tr><td><p><span>存储环境</span></p></td><td><p><span>温度</span><span>-10~+60</span><span>ℂ�/span><span>，相对湿�?/span><span>0~95%</span><span>（非冷凝（�/span></p></td></tr><tr><td><p><span>保修</span></p></td><td><p><span>1</span><span>平�/span></p></td></tr></tbody></table><p><strong></strong></p><p><strong>专业软件与实验数据分析：</strong></p><p></p><p><strong>案例分析９�/strong>不同N元素水平下水稻叶绿素含量、光化学反射系数和荧光参数的测量 �?：PRI随着N供应的增加而升� �?：PRI与SPAD有显著的正相关性，光适应的PRI比暗适应的低，并且随着N供应的增加差别增大� �?：NPQ，NPQs，NPQf与SPAD和光适应和暗适应的PRI的关系。NPQ和NPQf与SPAD、PRI�?0DAO时呈负相关关系。低N供应增加PSII光化学和非光化学淬灭的激发能力，PSII产生光抑制和较大量子产量(Fv/Fm)的下降� </p><p> 产地：捷兊�/p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); var _index = $(this).index(); $(".xgfa_box").css("display","none"); $(".xgfa_box").eq(_index).css("display","block"); }); }); </script>  <div class="xgzl"> <div class="cxd_tit"><span></span>相关资料</div> <div class="xgzl_box"><div style="padding:10px;">暂无数据、�/div> </div> </div>  <div class="yhpl"> <div class="cxd_tit"><span></span>用户评论</div> <form id="FormComments" action="" method="post" onsubmit="return false"> <input name="SaveProComments" id="SaveProComments" type="hidden" value="yes" /> <input name="ProductID" id="ProductID" type="hidden" value="238681" /> <input name="ProQuality" id="ProQuality" type="hidden" value="10" /> <input name="ProService" id="ProService" type="hidden" value="10" /> <input name="ProUsability" id="ProUsability" type="hidden" value="10" /> <input name="ProCostperformance" id="ProCostperformance" type="hidden" value="10" /> <div class="yhpl_pf"> <div> <p>产品质量</p> <div><span id="Quality" class="stars star10"></span><span id="Quality_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>售后服务</p> <div><span id="Service" class="stars star10"></span><span id="Service_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>易用�?/p> <div><span id="Usability" class="stars star10"></span><span id="Usability_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>性价毓�/p> <div><span id="Costperformance" class="stars star10"></span><span id="Costperformance_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> </div> <div class="yhpl_pftit">评论内容</div> <textarea name="Comments" id="ProComments" onfocus="checklogin();" placeholder="分享产品使用经验/采购评价（不超过500字）">