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- Depth of first layer of soil profile. 土壤第一层厚度。
- The results showed that soil fertility levels and nitrogen rate had significant or extremely significant effect on RVA profile characteristics except one or two characteristics. 结果表明，地力水平、施氮量对RVA谱特征值的影响除个别指标外，均达到显著或极显著的差异。
- The top layer of a soil profile,usually contains humus. 土壤层中的顶层,通常含有腐殖土。
- A layer loss in soil profile is a sign of soil nutrient loss. 土壤剖面中A层的流失是土壤养分流失的标志。
- Some of the mobilized elements may be reprecipitated at the base of the soil profile. 某些移出的养分可能在土壤剖面底层重新沉淀下来。
- The main results were summarized as following:1 In indica cultivars, no significant correlations between yield traits and AAC, GC, RVA profile characteristics. 1 籼稻品种的产量性状与稻米AAC和Gc、RVA谱各特征值相关关系不显著。
- Rainfall frequency and amount are thus crucial factors in determining the position of deposition in a soil profile. 降雨次数和降雨量是左右溶质在土壤剖面中沉积位置高低的决定性因素。
- Changes of nitrate-N accumulated in soil profile after changing grain crop land into vegetables land. 粮田改种蔬菜后土壤剖面硝态氮的变化。
- Dissipation increased with soil temperature and decreased with increasing depth in the soil profile. 消散随土温增加，随土壤剖面变深而减少。
- According to the soil profile analysis,the mobility of BaA and BkF was very strong in view of the even vertical distribution. 土壤剖面研究结果表明;BaA和BkF在土壤中的垂直分布比较均匀;显示其在土壤中具有很强的迁移能力.
- During the growing period, HCO-3, Na+ and Cl-increased slightly though the total salt content within the soil profile did not increase. 生育期内土壤剖面上的平均盐分含量没有增加,但对土壤结构与作物有重要影响,Cl-、Na+、HCO-3有增加的趋势。
- According to spatial distribution of static sounding test data, the stationarity and ergodicity of the random fields of soil profile were verified. 根据静力触探实测数据，对土性剖面随机场模型的平稳性和各态历经性进行了验证。
- The Formation of Iron Crust in the Soil Profiles of Fukien,China. 福建省土壤剖面中之聚铁层
- Element analysis shows the C/H ratio of humie acid is the lowest in natural vegetation, but it is higher in the under layer than surface in the same soil profile. 元素分析结果,原始植被土壤中腐殖酸的C/H比值最低,同一土壤剖面中其比值下层高于上层。
- An understanding of the nature of these characteristics is an essential prerequisite to the study of soil profiles, soil types, soil productivity, and soil management. 了解这些特性是对土壤剖面、土壤类型、土壤生产力和土壤管理进行研究的一个必要的先决条件。
- Rice RVA profile characteristics 稻米淀粉RVA谱
- We confirm the accuracy and applicability of the ground penetrating radar to be used to estimate mean volumetric water content in soil profile after radar wave velocity analysis. 分析雷达波在土壤中传播速度的变化，明确基于探地雷达的土壤剖面平均含水量测定方法的适用性和准确性。
- It has been found that the moisture contents in soil were related with soil profile, open or close during setting up the orchards and the parent rock deriving the soil. 结果表明，果园土壤含水量与土壤层次、建园时开梯与不开梯以及果园成土母质有关，果园土壤含水量年变化规律与全年每月降水量有关。
- Ye Q B,Zhang H C,Li H et al.Effects of amount of nitrogen applied and planting density on RVA profile characteristic of japonica rice[J].Acta Agron.Sin.,2005,31(1):124-130. [2]叶全宝;张洪程;李华;等.;施氮水平和栽插密度对粳稻淀粉RVA谱特性的影响[J]
- YAN Shu-wang,JIA Xiao-li,GUO Huai-zhi.Examination of stationarity and ergodicity on soil profile[J].Chinese Journal of Geotechnical Engineer-ing,1995,17(3):1-9. [6]闫澍旺;贾小黎;郭怀志.;土性剖面随机场模犁的平稳性和各态历经性验证[J]
