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m³\u002Fm³，长期偏离反映持续性湿润或干旱背景。该层在旱季与连续亏水时尤为关键，决定深根植被和多年生作物能否维持存活；在长期农业水资源规划、抗旱储备评估、地下水补给与流域水量平衡分析中作为底层约束，对水电站来水的中长期趋势研判也具参考价值。",{"type":71,"tag":274,"props":1488,"children":1489},{},[1490,1498,1502],{"type":71,"tag":302,"props":1491,"children":1492},{"align":280},[1493],{"type":71,"tag":79,"props":1494,"children":1495},{},[1496],{"type":76,"value":1497},"soil_moisture_0_to_100cm",{"type":71,"tag":302,"props":1499,"children":1500},{"align":280},[1501],{"type":76,"value":1421},{"type":71,"tag":302,"props":1503,"children":1504},{"align":280},[1505],{"type":76,"value":1506},"0-100 厘米主根系层的整层平均体积含水量，是对前述分层的综合表征，代表作物可利用水分的整体储量与农田总体墒情。数值多在 0.15–0.40 m³\u002Fm³，是衡量区域旱涝状态最常用的综合墒情指标之一。该字段广泛用于农业干旱监测预警、灌溉总量调控、作物长势与产量预测建模；在新能源侧，可作为区域气候湿润度与生物质蒸腾负荷的代理变量，辅助电网负荷（尤其农业排灌用电）需求侧预测，并为农光互补、生态光伏项目的土地适宜性评估提供综合水分本底。",{"type":71,"tag":259,"props":1508,"children":1510},{"id":1509},"_8-土壤湿度指数-soil-moisture-index",[1511],{"type":76,"value":1512},"8. 土壤湿度指数 (Soil Moisture 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区间缓变。该层覆盖小麦、玉米、蔬菜等多数作物的主要吸水根系，是评估短期旱情和精准灌溉量的核心层；对工程与电力场景，可用于判断浅基础、电杆与接地极周边土壤的承载力及湿陷\u002F冻胀风险。",{"type":71,"tag":274,"props":1578,"children":1579},{},[1580,1588,1592],{"type":71,"tag":302,"props":1581,"children":1582},{"align":280},[1583],{"type":71,"tag":79,"props":1584,"children":1585},{},[1586],{"type":76,"value":1587},"soil_moisture_index_28_to_100cm",{"type":71,"tag":302,"props":1589,"children":1590},{"align":280},[1591],{"type":76,"value":1200},{"type":71,"tag":302,"props":1593,"children":1594},{"align":280},[1595],{"type":76,"value":1596},"28-100 厘米深根\u002F底墒层土壤湿度指数，归一化口径同上，蓄水量大、惯性强，常年多在 0.3–0.7 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