+ update ei pages
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@ -7,4 +7,4 @@ var json_tree_intro = '[{"text":"自然地理概况","nodes":[{"text":"地理位
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var json_tree_origin = '[{"text":"遥感监测","nodes":[{"text":"土地利用/土地覆盖","href":"/origin/land_use"},{"text":"生态环境质量状况","href":"/origin/ecology"},{"text":"牧草产量","href":"/origin/forage_yield"},{"text":"土壤侵蚀","href":"/origin/soil_erosion"}]},{"text":"地面监测","nodes":[{"text":"气象监测","href":"/origin/meteorological"},{"text":"水文水资源监测","href":"/origin/hydrology"},{"text":"草地生态监测","href":"/origin/grass"},{"text":"森林监测","href":"/origin/forest"},{"text":"沙化土地监测","href":"/origin/desertification"},{"text":"湿地监测","href":"/origin/wetland"},{"text":"水土保持监测","href":"/origin/soil_and_water_conservation"},{"text":"环境质量监测","href":"/origin/env_quality_monitoring"}]},{"text":"社会经济调查","nodes":[{"text":"人口","href":"#"},{"text":"社会经济","nodes":[{"text":"农牧业产值、经济收入及费用","href":"/origin/se/output_value"},{"text":"基本情况","href":"/origin/se/basic"},{"text":"畜产品产量统计表","href":"/origin/se/animal_products"},{"text":"畜牧业生产效益","href":"/origin/se/spe"},{"text":"禁牧减畜统计表","href":"/origin/se/grazing_prohibition"},{"text":"草原建设","href":"/origin/se/grassland_construction"},{"text":"草食牲畜数量","href":"/origin/se/herbivorous_livestock"}]},{"text":"环境保护机构","href":"#"},{"text":"污染源","href":"#"},{"text":"生态移民","href":"#"},{"text":"工程项目","href":"#"}]}]';
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var json_tree_ei = '[{"text":"生态系统宏观结构","nodes":[{"text":"分类面积","href":"/ei/classification_area"},{"text":"变化率","href":"/ei/rate_of_change"},{"text":"动态度","href":"/ei/dynamic_degree"},{"text":"宏观结构变化指数","href":"/ei/emsci"},{"text":"群落结构特征"}]},{"text":"生态系统质量","nodes":[{"text":"草地退化/恢复","href":"/ei/gdar"},{"text":"植被状况","href":"/ei/vegetation_status"},{"text":"宏观生态状况"},{"text":"植物物种多样性","href":"/ei/plant_species_diversity"},{"text":"环境质量","href":"/ei/env_uality"},{"text":"多年冻土上限","href":"/ei/permafrost_upper_limit"},{"text":"生态系统质量变化指数","href":"/ei/ecosystem_quality_change_index"}]},{"text":"生态系统服务功能","nodes":[{"text":"水源涵养","href":"/ei/water_conservation"},{"text":"土壤保持","href":"/ei/soil_conservation"},{"text":"防风固沙","href":"/ei/wind_and_sand"},{"text":"牧草供给","href":"/ei/forage_supply"},{"text":"水供给","href":"/ei/water_supply"},{"text":"生态系统服务功能变化指数","href":"/ei/ecosystem_service"}]},{"text":"生态系统变化的影响因素","nodes":[{"text":"气候变化"},{"text":"人类活动"},{"text":"生态工程和气候变化贡献率"}]}]';
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var json_tree_ei = '[{"text":"生态系统宏观结构","nodes":[{"text":"分类面积","href":"/ei/classification_area"},{"text":"变化率","href":"/ei/rate_of_change"},{"text":"动态度","href":"/ei/dynamic_degree"},{"text":"宏观结构变化指数","href":"/ei/emsci"},{"text":"群落结构特征"}]},{"text":"生态系统质量","nodes":[{"text":"草地退化/恢复","href":"/ei/gdar"},{"text":"植被状况","href":"/ei/vegetation_status"},{"text":"宏观生态状况"},{"text":"植物物种多样性","href":"/ei/plant_species_diversity"},{"text":"环境质量","href":"/ei/env_uality"},{"text":"多年冻土上限","href":"/ei/permafrost_upper_limit"},{"text":"生态系统质量变化指数","href":"/ei/ecosystem_quality_change_index"}]},{"text":"生态系统服务功能","nodes":[{"text":"水源涵养","href":"/ei/water_conservation"},{"text":"土壤保持","href":"/ei/soil_conservation"},{"text":"防风固沙","href":"/ei/wind_and_sand"},{"text":"牧草供给","href":"/ei/forage_supply"},{"text":"水供给","href":"/ei/water_supply"},{"text":"生态系统服务功能变化指数","href":"/ei/ecosystem_service"}]},{"text":"生态系统变化的影响因素","nodes":[{"text":"气候变化","href":"/ei/climate_change"},{"text":"人类活动","href":"/ei/human_activity"},{"text":"生态工程和气候变化贡献率","href":"/ei/contribution_of_climate_change"}]}]';
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24
routes/ei.js
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@ -145,6 +145,30 @@ router.get('/ecosystem_service', function (req, res, next) {
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});
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});
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router.get('/climate_change', function (req, res, next) {
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res.render('ei', {
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page_title: '气候变化',
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page_cont: 'inc',
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inc_tag: 'climate_change'
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});
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});
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router.get('/human_activity', function (req, res, next) {
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res.render('ei', {
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page_title: '人类活动',
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page_cont: 'inc',
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inc_tag: 'human_activity'
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});
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});
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router.get('/contribution_of_climate_change', function (req, res, next) {
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res.render('ei', {
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page_title: '生态工程和气候变化贡献率',
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page_cont: 'inc',
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inc_tag: 'contribution_of_climate_change'
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});
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});
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// Vegetation status
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@ -0,0 +1,176 @@
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<ul class="nav nav-tabs">
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<li class="active"><a data-toggle="tab" href="#home">评估结果</a></li>
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<li><a data-toggle="tab" href="#menu1">技术规范</a></li>
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<li><a data-toggle="tab" href="#menu2">数据源</a></li>
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</ul>
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<div class="tab-content">
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<div id="home" class="tab-pane fade in active">
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<div class="text_cell_render rendered_html" tabindex="-1">
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<h2 class="text-center">1.气温及其变化统计</h2>
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<table width="90%">
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<tbody>
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<tr>
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<th rowspan="2">区域</th>
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<th colspan="2">背景年~基准年</th>
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<th colspan="2">基准年~评估年</th>
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<th colspan="2">两时段平均值</th>
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</tr>
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<tr>
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<th>平均值</th>
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<th>倾斜率</th>
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<th>平均值</th>
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<th>倾斜率</th>
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<th>差值</th>
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<th>变化率</th>
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</tr>
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<tr>
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<td>评价单元1</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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</tr>
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<tr>
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<td>评价单元2</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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</tr>
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</tbody>
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</table>
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<h2 class="text-center">2.降水量及其变化统计</h2>
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<table width="90%">
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<tbody>
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<tr>
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<th rowspan="2">区域</th>
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<th colspan="2">背景年~基准年</th>
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<th colspan="2">基准年~评估年</th>
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<th colspan="2">两时段平均值</th>
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</tr>
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<tr>
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<th>平均值</th>
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<th>倾斜率</th>
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<th>平均值</th>
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<th>倾斜率</th>
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<th>差值</th>
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<th>变化率</th>
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</tr>
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<tr>
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<td>评价单元1</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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</tr>
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<tr>
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<td>评价单元2</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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</tr>
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</tbody>
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</table>
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<h2 class="text-center">3.湿润系数及其变化统计</h2>
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<table width="90%">
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<tbody>
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<tr>
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<th rowspan="2">区域</th>
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<th colspan="2">背景年~基准年</th>
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<th colspan="2">基准年~评估年</th>
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<th colspan="2">两时段平均值</th>
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</tr>
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<tr>
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<th>平均值</th>
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<th>倾斜率</th>
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<th>平均值</th>
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<th>倾斜率</th>
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<th>差值</th>
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<th>变化率</th>
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</tr>
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<tr>
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||||
<td>评价单元1</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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</tr>
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<tr>
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<td>评价单元2</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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<td>-</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div id="menu1" class="tab-pane fade">
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<div class="text_cell_render rendered_html" tabindex="-1">
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<h2 class="text-center">1.气温和降水趋势变化率计算方法</h2>
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<p></p>
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<div align="center">Y=a<sub>0</sub>+a<sub>1</sub>t</div>
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其中:<p></p>
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<ul>
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<li>Y -- 气象要素;</li>
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<li>t -- 时间;</li>
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<li>a<sub>0</sub> -- 常数项;</li>
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<li>a<sub>1</sub> -- 线性趋势项,把a1 ×10表示为气象要素每10a的气候倾向率(变化趋势)。</li>
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</ul>
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</div>
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<div class="text_cell_render rendered_html" tabindex="-1">
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<h2 class="text-center">2.湿润指数(Im)</h2>
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<p>表示气候湿润程度的指标,是干燥度的倒数,又称湿润度、湿润系数。用地面水分的收入量与支出量的比值表示。比值越大,表示气候越湿润;比值越小,则气候越干燥。大陆性气候地区湿润系数小,海洋性气候地区湿润系数大。
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湿润指数可通过降水量和潜在蒸散量计算获得:</p>
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<p></p>
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<div align="center"><img src="/images/ei/Im.PNG" alt="Im"></div>
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式中, P 为降水量(mm), ET0 为潜在蒸散( mm·d-1)。潜在蒸散量是指大片而均匀的自然表面在足够湿润条件下水体保持充分供给时的蒸散量。ET0采用 FAO推荐的Penman-Monteith 公式计算:
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<p></p>
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<p></p>
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<div align="center"><img src="/images/ei/ET0.PNG" alt="ET0"></div>
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<p></p>
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<p></p>
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<div align="center"><img src="/images/ei/Rn.PNG" alt="Rn"></div>
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<p></p>
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<p></p>
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<div align="center"><img src="/images/ei/Gi.PNG" alt="Gi"></div>
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式中:<p></p>
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<ul>
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<li>ET<sub>0</sub> -- 潜在蒸散量(mm·d<sup>-1</sup>);</li>
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<li>R<sub>n</sub> -- 参考作物表面净辐射(MJ·m<sup>-2</sup>·d<sup>-1</sup>);</li>
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<li>G -- 土壤热通量(MJ·m<sup>-2</sup>·d<sup>-1</sup>);</li>
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<li>γ-- 干湿表常数(kPa·℃);</li>
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<li>e<sub>s</sub> -- 饱和水汽压(kPa);</li>
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<li>e<sub>a</sub> -- 实际水汽压(kPa);</li>
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<li>U<sub>2</sub> -- 2m高处的平均风速(m·s<sup>-1</sup>);</li>
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<li>σ -- Stefen-Boltzmann常数(4.903*10<sup>-9</sup>MJ·K<sup>-4</sup>·m<sup>-2</sup>·d<sup>-1</sup>)) ,
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</li>
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<li>Δ -- 表示饱和水汽压-温度曲线的斜率(kPa·℃);</li>
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<li>T -- 绝对温标的气温(K),</li>
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<li>T<sub>max,k</sub>、T<sub>min,k</sub> -- 分别为热力学温标的最高和最低气温(K),</li>
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<li>T<sub>i</sub>、T<sub>i-1</sub> -- 分别为本月和前一个月的平均气温,</li>
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<li>n -- 实际日照时数(h),</li>
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<li>N -- 可照时数(h),</li>
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<li>R<sub>so</sub> -- 晴天辐射(MJ·m<sup>-2</sup>·d<sup>-1</sup>)。</li>
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</ul>
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</div>
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</div>
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<div id="menu2" class="tab-pane fade">
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<h4>数据源</h4>
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</div>
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</div>
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@ -0,0 +1,324 @@
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<ul class="nav nav-tabs">
|
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<li class="active"><a data-toggle="tab" href="#home">评估结果</a></li>
|
||||
<li><a data-toggle="tab" href="#menu1">技术规范</a></li>
|
||||
<li><a data-toggle="tab" href="#menu2">数据源</a></li>
|
||||
</ul>
|
||||
<div class="tab-content">
|
||||
<div id="home" class="tab-pane fade in active">
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<div class="text_cell_render rendered_html" tabindex="-1">
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<h2 class="text-center">1.工程区内外相关评价指标及其变化统计</h2>
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<table width="90%">
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<tbody>
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||||
<tr>
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||||
<th colspan="2">时段</th>
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<th>工程区内</th>
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<th>工程区外</th>
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<th>工程区内与工程区外差值</th>
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<th>工程区内与工程区外的变化率</th>
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||||
</tr>
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||||
<tr>
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<td rowspan="2">背景年~基准年</td>
|
||||
<td>平均值</td>
|
||||
<td>-</td>
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||||
<td>-</td>
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||||
<td>-</td>
|
||||
<td>-</td>
|
||||
</tr>
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||||
<tr>
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||||
<td>倾斜率</td>
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||||
<td>-</td>
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||||
<td>-</td>
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||||
<td>-</td>
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||||
<td>-</td>
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||||
</tr>
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||||
<tr>
|
||||
<td rowspan="2">基准年~评估年</td>
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||||
<td>平均值</td>
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<td>-</td>
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||||
<td>-</td>
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||||
<td>-</td>
|
||||
<td>-</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>倾斜率</td>
|
||||
<td>-</td>
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||||
<td>-</td>
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||||
<td>-</td>
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||||
<td>-</td>
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||||
</tr>
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||||
<tr>
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||||
<td rowspan="2">两个时段</td>
|
||||
<td>平均值差值</td>
|
||||
<td>-</td>
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||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
</tr>
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||||
<tr>
|
||||
<td>倾斜率比较</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>/</td>
|
||||
<td>/</td>
|
||||
</tr>
|
||||
|
||||
</tbody>
|
||||
</table>
|
||||
<h2 class="text-center">2.自然保护区内生态系统状况变化指数(ECI)统计</h2>
|
||||
<table width="90%">
|
||||
<tbody>
|
||||
<tr>
|
||||
<th></th>
|
||||
<th>保护区内</th>
|
||||
<th>保护区外</th>
|
||||
<th>保护区内与保护区外差值</th>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>ECI值</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
|
||||
</tr>
|
||||
|
||||
</tbody>
|
||||
</table>
|
||||
<h2 class="text-center">3.真实与平均气候状态下生态系统重要评价参数变化统计</h2>
|
||||
<table width="90%">
|
||||
<tbody>
|
||||
<tr>
|
||||
<th rowspan="2">指标参数</th>
|
||||
<th colspan="2">真实气候状况</th>
|
||||
<th colspan="2">平均气候状况</th>
|
||||
</tr>
|
||||
<tr>
|
||||
<th>平均值</th>
|
||||
<th>倾斜率</th>
|
||||
<th>平均值</th>
|
||||
<th>倾斜率</th>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>植被净初级生产力NPP</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>水源涵养</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>土壤水蚀模数</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>土壤风蚀模数</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
</tr>
|
||||
</tbody>
|
||||
</table>
|
||||
<h2 class="text-center">4.生态系统变化的生态工程与气候影响贡献统计表</h2>
|
||||
<table width="90%">
|
||||
<tbody>
|
||||
<tr>
|
||||
<th>指标参数</th>
|
||||
<th>气候影响贡献率</th>
|
||||
<th>生态工程影响贡献率</th>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>植被净初级生产力NPP</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>水源涵养</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>土壤水蚀模数</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>土壤风蚀模数</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
</tr>
|
||||
</tbody>
|
||||
</table>
|
||||
</div>
|
||||
</div>
|
||||
<div id="menu1" class="tab-pane fade">
|
||||
<div class="text_cell_render rendered_html" tabindex="-1">
|
||||
<h2 class="text-center">1.基于生态区内外参数对比的生态工程影响判断</h2>
|
||||
<p>根据生态工程区内外植被净初级生产力、生物量、植被覆盖度、物种丰富度、多样性指数、物种重要值、植被均匀度等参数统计结果变化率,分别判断各参数变化的生态影响程度。</p>
|
||||
<table width="90%">
|
||||
<tbody>
|
||||
<tr>
|
||||
<th>类别</th>
|
||||
<th colspan="6">
|
||||
<div align="center">判别等级</div>
|
||||
</th>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>变化率(%)</td>
|
||||
<td><-1</td>
|
||||
<td>-1~1</td>
|
||||
<td>1~5</td>
|
||||
<td>5~10</td>
|
||||
<td>10~15</td>
|
||||
<td>≥15</td>
|
||||
|
||||
</tr>
|
||||
<tr>
|
||||
<td>评价结果</td>
|
||||
<td>负面影响</td>
|
||||
<td>无影响</td>
|
||||
<td>影响微弱</td>
|
||||
<td>影响较明显</td>
|
||||
<td>影响明显</td>
|
||||
<td>影响显著</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>归一化值</td>
|
||||
<td>1</td>
|
||||
<td>2</td>
|
||||
<td>3</td>
|
||||
<td>4</td>
|
||||
<td>5</td>
|
||||
<td>6</td>
|
||||
|
||||
</tr>
|
||||
</tbody>
|
||||
</table>
|
||||
</div>
|
||||
<div class="text_cell_render rendered_html" tabindex="-1">
|
||||
<h2 class="text-center">2.基于生态工程影响指数的生态工程影响评价</h2>
|
||||
<p></p>
|
||||
<p></p>
|
||||
<p></p>
|
||||
<p></p>
|
||||
<p></p>
|
||||
<p></p>
|
||||
<table width="90%">
|
||||
<tbody>
|
||||
<tr>
|
||||
<th>类别</th>
|
||||
<th colspan="6">
|
||||
<div align="center">判别等级</div>
|
||||
</th>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>EPECI<sub>p</sub></td>
|
||||
<td>1</td>
|
||||
<td>2</td>
|
||||
<td>3</td>
|
||||
<td>4</td>
|
||||
<td>5</td>
|
||||
<td>6</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>评价结果</td>
|
||||
<td>负面影响</td>
|
||||
<td>无影响</td>
|
||||
<td>影响微弱</td>
|
||||
<td>影响较明显</td>
|
||||
<td>影响明显</td>
|
||||
<td>影响显著</td>
|
||||
</tr>
|
||||
</tbody>
|
||||
</table>
|
||||
<p></p>
|
||||
<div>EPECI<sub>p</sub>介于1~6之间,数值大于2表示生态工程有正面影响,数值小于2表示生态工程有负面影响,数字等于2表示生态工程无影响.</div>
|
||||
<div>EPECI<sub>p</sub>计算方法如下:</div>
|
||||
|
||||
<p></p>
|
||||
<div align="center">EPECI<sub>p</sub> = 0.2 EPEC<sub>NPP</sub>+0.2EPEC<sub>VB</sub>+0.2EPEC<sub>FC</sub>+0.1EPEC<sub>S</sub>+0.1EPEC<sub>H</sub>+0.1EPEC<sub>VI</sub>+0.1EPEC<sub>EQ</sub>
|
||||
</div>
|
||||
式中:<p></p>
|
||||
<ul>
|
||||
<li>EPECI<sub>p</sub> -- 生态工程区生态系统变化的生态工程影响指数;</li>
|
||||
<li>EPEC<sub>NPP</sub> -- 基于植被净初级生产力的生态工程影响程度归一化值;</li>
|
||||
<li>EPEC<sub>VB</sub> -- 基于植被生物量的生态工程影响程度归一化值;</li>
|
||||
<li>EPEC<sub>FC</sub> -- 基于植被覆盖度的生态工程影响程度归一化值;</li>
|
||||
<li>EPEC<sub>S</sub> -- 基于物种丰富度的生态工程影响程度归一化值;</li>
|
||||
<li>EPEC<sub>H</sub> -- 基于多样性指数的生态工程影响程度归一化值;</li>
|
||||
<li>EPEC<sub>VI</sub> -- 基于物种重要性的生态工程影响程度归一化值;</li>
|
||||
<li>EPEC<sub>EQ</sub> -- 基于植被均匀度的生态工程影响程度归一化值;</li>
|
||||
</ul>
|
||||
</div>
|
||||
<div class="text_cell_render rendered_html" tabindex="-1">
|
||||
<h2 class="text-center">3.基于自然保护区内外ECI对比的生态工程影响判断</h2>
|
||||
<p>根据自然保护区内外生态系统状况变化指数(ECI)的统计结果差值,评价自然保护区内生态系统变化的生态工程影响。</p>
|
||||
<table width="90%">
|
||||
<tbody>
|
||||
<tr>
|
||||
<th>类别</th>
|
||||
<th colspan="6">
|
||||
<div align="center">判别等级</div>
|
||||
</th>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>保护区内外ECI差值<sub>p</sub></td>
|
||||
<td><0</td>
|
||||
<td>0</td>
|
||||
<td>1~2</td>
|
||||
<td>2~4</td>
|
||||
<td>4~6</td>
|
||||
<td>6~8</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>评价结果</td>
|
||||
<td>负面影响</td>
|
||||
<td>无影响</td>
|
||||
<td>影响微弱</td>
|
||||
<td>影响较明显</td>
|
||||
<td>影响明显</td>
|
||||
<td>影响显著</td>
|
||||
</tr>
|
||||
</tbody>
|
||||
</table>
|
||||
</div>
|
||||
<div class="text_cell_render rendered_html" tabindex="-1">
|
||||
<h2 class="text-center">4.生态工程贡献率计算方法</h2>
|
||||
<p>根据实际气候状况和平均气候状况下生态系统重要评价参数的变化统计结果,分别计算区域NPP、生态系统水源涵养量、土壤水蚀模数、土壤风蚀模数变化的生态工程贡献率。</p>
|
||||
<p></p>
|
||||
<div><img src="/images/ei/EPC.PNG" alt="EPC"></div>
|
||||
式中:<p></p>
|
||||
<ul>
|
||||
<li>EPC -- 生态工程贡献率;</li>
|
||||
<li>ACP -- 平均气候状况下参数平均值;</li>
|
||||
<li>RCP -- 真实气候状况下参数平均值;</li>
|
||||
</ul>
|
||||
</div>
|
||||
<div class="text_cell_render rendered_html" tabindex="-1">
|
||||
<h2 class="text-center">5.生态工程贡献率综合判断</h2>
|
||||
<p>根据生态系统重要评价参数的生态工程贡献率统计结果,计算区域生态系统变化的生态工程贡献率(CEPEC),综合判断生态工程贡献率。计算公式如下:</p>
|
||||
<p></p>
|
||||
<div align="center">CEPEC=0.25EPC<sub>NPP</sub>+0.25EPC<sub>W</sub>+0.25EPC<sub>A</sub>+0.25EPC<sub>SL</sub>
|
||||
</div>
|
||||
式中:<p></p>
|
||||
<ul>
|
||||
<li>CEPEC-- 生态系统变化的生态工程贡献率;</li>
|
||||
<li>EPC<sub>NPP</sub> -- NPP变化的生态工程影响贡献率;</li>
|
||||
<li>EPC<sub>W</sub> -- 生态系统水源涵养变化的生态工程影响贡献率;</li>
|
||||
<li>EPC<sub>A</sub> -- 土壤水蚀模数变化的生态工程影响贡献率;</li>
|
||||
<li>EPC<sub>SL</sub> -- 土壤风蚀模数变化的生态工程影响贡献率;</li>
|
||||
</ul>
|
||||
</div>
|
||||
</div>
|
||||
<div id="menu2" class="tab-pane fade">
|
||||
<h4>数据源</h4>
|
||||
</div>
|
||||
</div>
|
|
@ -0,0 +1,73 @@
|
|||
<ul class="nav nav-tabs">
|
||||
<li class="active"><a data-toggle="tab" href="#home">评估结果</a></li>
|
||||
<li><a data-toggle="tab" href="#menu1">技术规范</a></li>
|
||||
<li><a data-toggle="tab" href="#menu2">数据源</a></li>
|
||||
</ul>
|
||||
<div class="tab-content">
|
||||
<div id="home" class="tab-pane fade in active">
|
||||
<div class="text_cell_render rendered_html" tabindex="-1">
|
||||
<h2 class="text-center">1.草地压力指数及其变化统计</h2>
|
||||
<table width="90%">
|
||||
<tbody>
|
||||
<tr>
|
||||
<th rowspan="2">区域</th>
|
||||
<th colspan="2">背景年~基准年</th>
|
||||
<th colspan="2">基准年~评估年</th>
|
||||
<th colspan="2">两时段平均值</th>
|
||||
</tr>
|
||||
<tr>
|
||||
<th>平均值</th>
|
||||
<th>倾斜率</th>
|
||||
<th>平均值</th>
|
||||
<th>倾斜率</th>
|
||||
<th>差值</th>
|
||||
<th>变化率</th>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>评价单元1</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>评价单元2</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
<td>-</td>
|
||||
</tr>
|
||||
</tbody>
|
||||
</table>
|
||||
</div>
|
||||
</div>
|
||||
<div id="menu1" class="tab-pane fade">
|
||||
<div class="text_cell_render rendered_html" tabindex="-1">
|
||||
<h2 class="text-center">1.草地载畜压力指数变化</h2>
|
||||
<p></p>
|
||||
<div><img src="/images/ei/Ip.PNG" alt="Ip"></div>
|
||||
<p></p>
|
||||
<p></p>
|
||||
<div><img src="/images/ei/Cs.PNG" alt="Cs"></div>
|
||||
式中, <p></p>
|
||||
<ul>
|
||||
<li>Ip 为草地载畜压力指数;</li>
|
||||
<li>Cs 为草地现实载畜量;</li>
|
||||
<li>Cl为草地理论载畜量。</li>
|
||||
<li>Cs 为草地现实载畜量, 即单位面积草地实际承载的羊单位数量( 标准羊单位/hm2) ;</li>
|
||||
<li>Cn为年末家畜存栏数, 按羊单位计算。</li>
|
||||
<li>Ch为家畜出栏率;</li>
|
||||
<li>Ar为草地面积(hm2)。三江源地区牧场的分布和面积根据 1:100 万中国草地资源图确定。</li>
|
||||
<li>Gt为草地放牧时间。</li>
|
||||
</ul>
|
||||
</div>
|
||||
|
||||
</div>
|
||||
<div id="menu2" class="tab-pane fade">
|
||||
<h4>数据源</h4>
|
||||
</div>
|
||||
</div>
|