SDW：土壤干重
“土壤干重”（Soil Dry Weight）通常简写为SDW，这一缩写形式便于快速记录和日常使用。该术语在农业、环境科学和土壤研究等多个综合性领域中被广泛采用，用于表示去除水分后土壤样本的绝对质量，是分析土壤成分和评估肥力的重要基础参数。
Soil Dry Weight的英文发音
例句
- Based on the simulating rainfall experiments on slopes, the primary factors affecting the process of rainfall runoff sediment yield on slope in the Loess Region is analysed. The quantitative relationships between sediment concentration and discharge, soil unit dry weight and antecedent soil moisture are given.
- 通过坡面模拟降雨实验，分析了黄土地区坡面降雨径流产沙过程的主要影响因素，建立了坡面径流含沙量与坡面流量、前期土壤含水量、土壤干容重之间的定量关系。
- Soil respiration rate was extremely correlated with dry weight of vegetation.
- 土壤呼吸速率与植被物生物量干重具有极显著性相关性（P0.01）。
- The analyzed results showed that the field soil water under seeping irrigation suited to the increase of dry weight, development of proper leaf area, and growth of roots.
- 试验结果表明，渗灌所形成的农田水分条件对冬小麦地上部分干物重、叶面积及根系的生长均十分有利。
- Inoculation with VAM fungi in the sterilized soil in-creased the seedling growth ( eg. leaf area, leaf dry weight ) and absorption of some miner-als ( eg. Zn, B ).
- 的生长和矿质营养元素吸收的影响进行了研究。土壤灭菌后接种VA菌根真菌增加桃实生苗的叶面积、叶片干重，促进Zn、B等元素的吸收；
- As soil water content decreased, the ratio of belowground and aboveground biomass dry weight significantly increased.
- 同时，蒙古栎幼树根冠生物量比随着土壤水分含量的减少显著提高；
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