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- Soil water variation structure in normal farmland and in reclaimed land by filling gangue and flyash was studied by taking the soil water capacity and variability as a synthetical index. 以土壤含水量作为反映土壤特性的综合性指标,研究了充填煤矸石复垦地、充填粉谋灰复垦地和未塌陷区对照地的含水量变异的结构性。
- Influence of Water Table on the Soil Water Variation and Crop Yield of Winter Wheat Field 地下水埋深对冬麦田土壤水分及产量的影响
- Soil water not available for absorption by plants. 无效水植物不能吸取的土壤水
- dynamic soil water variation 水分动态
- soil water variation 土壤水分
- On the basis of the isograms, we analyzed the variation law of yield and grain protein content with soil water content, nitrogen and P2O5,. 用等值线图描述产量和蛋白质含量的水氮和氮磷两因素效应,分析产量和蛋白质含量变化规律及其关系,确定实现一定生产目标的水肥管理方案。
- The nitrogen between minimum protein content and maximum yield were the nitrogen of coordinated variation of yield and grain protein content in 50% or 60% of soil water content. 蛋白质含量最低值和产量最高值之间对应的施氮量为产量和蛋白质含量在土壤水分含量为田间最大持水量的50%25和60%25条件下协同变化的施氮量区间。
- Spatial characteristics of unsaturated soil water movement parameter are the base and precondition of scientific understanding soil moisture dynastic variation of large-scale. 摘要非饱和土壤水分运动参数的空间特征是科学认识大尺度土壤水分动态变化的基础和先决条件。
- An increase in soil water content would decrease their movement. 土壤水分含量的增加将减低它们的移动。
- Water transmitting rate of unsaturated soil also increased with the increasing of relative partial molal free energy variation, , and relative partial molal enthalpy variation, , in case that soil water content was constant. 结果表明,在同一温度条件下,提高土壤水势可增加土壤非饱和导水率,呈现黄绵土>,土。
- Soil water erosion is a complex physicochemical process. 土壤水蚀是一个复杂的物理化学过程。
- The soil water stress leads to the increase in stoma density. 水分胁迫使气孔密度增加;
- There is significant influence of different temperature and soil water content to the growth rate and hatchability of eggs, which show minor trend curve variation with temperature. 不同温度、土壤含水量对中华豆芫菁卵的发育速率及孵化率均有明显影响。
- Spatial variability of soil water retention curves on a forested hill-slope. 森林流域坡面林地土壤水分运动特征参数空间异质性研究。
- But high-output and high-efficiency is the conditions of managing soil water. 而把高产高效水作为指导当地林业生产的土壤水分管理条件。
- The value of Q10 of soil respiration increased with soil water content. 土壤水分含量的增加可增加土壤呼吸的Q10。
- The soil water and salt transport were studied under 3 crop planting condition. 对3种作物种植条件下土壤水盐运移规律进行了研究。
- The abstraction of elements from soil water by plant roots can have a marked effect on chemical reaction rates. 植物根系从土壤水中摄取养分元素能对化学反应速率产生显著的影响。
- Water deficit is influenced by the level of soil water potential at the root surface. 水分亏缺是受根系表面土壤水势高低影响的。
- A Study of Effects of the Concrete Mulch on Movement of Soil Water and Soil Heat Transfer. 硬覆盖对土壤水热传输及作物生长发育影响的试验研究。