1) leaching
[英][li:tʃ] [美][litʃ]
淋失
1.
Transfer function model for simulating nitrate leaching in soil from applied and indigenous nitrate in transient flow Ⅰ.lysimeter test;
考虑残留氮对非稳定流场硝态氮淋失贡献的传递函数模型 Ⅰ.地中渗透计验证
2.
Effect of soil inorganic nanometer-particle on the leaching and migration of nitrogen;
土壤无机纳米微粒对土壤中N素的淋失与迁移作用的影响
3.
Phosphorus status and index for predicting environmental risk of phosphorus leaching in typical vegetable soils of Hangzhou;
杭州市郊典型菜园土壤磷素状况及磷素淋失风险研究
2) leaching loss
淋失
1.
Leaching loss of nitrate from semiarid area agroecosystem;
半干旱地区农田生态系统中硝态氮的淋失
2.
Results revealed that leaching loss amounts of ammonia nitrogen,nitrate nitrogen,inorganic nitrogen and total nitrogen all decreased with increase of pH values of the simulated acid rain.
通过土柱模拟淋洗试验,研究了施用等量有机复合肥条件下,不同酸度模拟酸雨对赤红壤氮磷淋失特征的影响。
3.
High NO_3~--N concentration in paddy field and fertilizer application are the main reasons of the heavy N leaching loss at the first few days of immerging.
在大田条件下研究了稻田土壤渗漏水中氮素淋失规律。
3) phosphorus leaching
磷淋失
1.
Preliminary study on mechanism of phosphorus leaching in cumulic cinnamon soil;
土壤磷淋失机理初步研究
4) copper leaching
铜淋失
1.
Dynamic of humic substance complexed copper and its relationship with copper leaching during manure composting;
粪肥腐解过程中铜与腐殖物质结合状况及其与铜淋失的关系
5) leaching load
淋失负荷
6) nitrogen leaching
氮素淋失
1.
Experiment on the nitrogen leaching in the drainage condition of rice field in Ningxia Yinnan irrigation region;
宁夏银南灌区稻田控制排水条件下氮素淋失的研究
2.
In an undisturbed column experiment,the nitrogen leaching losses in the powder soil and blue clayey paddy soil was studied by applied urea with new nitrification inhibitor 3,4-dimethyl pyrazole phosphate(DMPP).
采用小粉土和青紫泥原状土柱种植青菜,研究了尿素添加DM PP(3,4-二甲基吡啶磷酸盐)硝化抑制剂对土壤氮素淋失的影响。
3.
The advances in the researches on nitrogen leaching from vegetable soils, and effects of the leaching on underground water are reviewed in this paper.
从菜田中硝态氮的动态变化、土壤氮素的矿化、硝态氮对地下水的影响等几方面概述了近年来国内外的研究进展,介绍了渗漏测定计法、土壤溶液提取器和15N同位素示踪技术等3种测定土壤氮素淋失的研究方法其应用前景;论述了影响菜田土壤氮素淋失的主要因素和降低菜田土壤氮素淋失的主要调控措施;提出了今后菜田土壤氮素淋失应加强的研究方向。
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