Research on the amount of desulfurized gypsum from the coal-burning power plant applied to improve the alkalized soil for paddy rice
脱硫石膏改良碱化土壤种植水稻施用量研究
The total nitrogen content,alkali-soluble nitrogen content,ammonification intensity,nitrogen fixation intensity,urease activity, protinase activity,nitrite reductase activity and nitrate reductase activity increased in alkalized soil in which Puccinellia tenuiflora was grown(Pt soil) compared with alkali spot soil and the differences depended on the number of years for which it was grown.
星星草生长不同年数碱化土壤与碱斑土壤比较,全氮含量、碱解氮含量、氨化强度、固氮强度、脲酶活性、蛋白酶活性、亚硝酸还原酶活性和硝酸还原酶活性均增加,星星草生长不同年数碱化土壤间存在不同差异。
The field experiment that improving alkalized soil by desulfurized gypsum to plant sweet sorghum in Xidatan of Ningxia indicated that, applying desulfurized gypsum could effectively reduce the alkalization degree, M- alkalinity and pH value of the soil, sig- nificantly enhance the seeding rate and yield.
脱硫石膏改良碱化土壤种植甜高粱的田间试验研究表明,施用脱硫石膏可以有效降低土壤碱化度、总碱度和pH值,显著提高甜高粱的出苗率和产量。
Because main composition of by-product from flue gas desulphurization(BFGD)are CaSO_4, it can be used for improving sodic soils.
由于脱硫副产物的主要成分为CaSO4,因此可以用来改良碱化土壤。
The effect of sodic soils reclamation was investigated using by-product from FGD and searched for the optimal quantity of soil amendment due to the improvement of sodic soils.
通过分析在不同脱硫副产物施用量下土壤理化性质的变化规律,对脱硫副产物改良碱化土壤进行理论研究,探寻改良碱化土壤的优化利用模式。
Impacts of the applied period and depth of desulfurized gypsum on improving the alkaline soil
脱硫石膏施用时期和深度对改良碱化土壤效果的影响
The effect of different methods of applying gypsum on improving alkaline soils were studied.
试验研究了不同施用石膏方法对改良碱化土壤的效果差异,结果表明:把定量石膏与60cm土层的土壤全部混均改良效果最好,但受现实条件的制约,成本高,不可取;把石膏与20cm土层混均的改良效果远大于把石膏施与土壤表层的改良效果,且个别碱化指标优于其它两种处理,生产上也易实现。
The application and effect of desulphurized waste of flue gas in improving alkali soil;
烟气脱硫废弃物在碱化土壤改良中的应用及效果
Integrated Benefit Evaluation of Reject of Gas Desulfurization Improving Demonstrated Areas of Alkali Soil;
燃煤烟气脱硫废弃物改良碱化土壤示范区的综合效益评价
Effect of Gypsum on Improving Basified Soil (Ⅲ)—— Soil column made by applying fixed quantity gypsum to basified soil surface;
石膏改良碱化土壤的效果(Ⅲ)——碱化土壤表面施用定量石膏的土柱系列
The predecessors have exerted gypsum improvement to basified soil.
前人使用石膏改良碱化土壤,用大水淹灌、灌排配套的条件下频繁换水等措施。
Application of By-Product from Flue Gas Desulfurization in Reclamation of Sodic Soils
脱硫副产物在碱化土壤改良中的应用
Study on the Continuous Effect in Improvement of Heavy Sodic Soils with Desulphurization By-product;
脱硫副产物改良强碱化土壤持续效果的研究
Research on Biological Restoration of Ectomycorrhizal Fungi to Soline-alkali Soil
外生菌根菌对盐碱化土壤生物修复的初步研究
Research on the amount of desulfurized gypsum from the coal-burning power plant applied to improve the alkalized soil for paddy rice
脱硫石膏改良碱化土壤种植水稻施用量研究
Risk Evaluation of Coal Ash from Power Plant Used As Alkaline Soil Amendment
电厂粉煤灰作为碱化土壤改良剂的风险分析
Stress Comparison among Four Main Salts in Salt-alkalized Soil on Kochia Sieversiana;
盐碱化土壤中四种常见盐分对碱地肤的胁迫作用比较
The Study on the Physical and Chemical Processes in Improvement of Alkaline Soil with Gypsum;
对石膏改良碱化土壤过程中发生的化学过程和物理过程的研究
Integrated Benefit Evaluation of Reject of Gas Desulfurization Improving Demonstrated Areas of Alkali Soil;
燃煤烟气脱硫废弃物改良碱化土壤示范区的综合效益评价
The research for the soil secondary salinization caused by planting paddy
种稻引起的土壤次生盐碱化问题研究
The factors causing soil salinization include natural factors such as climate, hydrological and geological conditions, and human-made factors, such as irrigation patterns and cultivating system.
盐渍化土壤类型主要为典型盐土、沼泽盐土、碱化盐土和干旱盐土。
The process by which soils are depleted of bases and become acidic.
土壤灰化作用土壤的碱被减少而变成酸性的过程
Apply soil quality degradation index to calculation soil nutrition field in Songnen alkaline grassland
应用土壤质量退化指数计算松嫩盐碱草地土壤营养位
Simulation Study on the Effect of Soil Alkalinity by Different Type of Irrigation Water;
不同灌溉水质对土壤碱化影响的室内模拟研究
Remote Sensing Application in Studying Soil Salinization in Arid Areas Based on ASTER Images;
基于ASTER图像的干旱区土壤盐碱化遥感应用研究
Effects of Weathered Coal to the Availableness State of Heavy Metals Cadmium and Plumbum in the Alkaline Soil
风化煤对碱性土壤中重金属镉、铅有效态的影响
Properties of saline-alkaline soil under different land use types in Yellow River Delta
黄河三角洲盐碱地不同利用方式土壤理化性质
Effect of Soil pH on the Efficacy of Chemical Inducers against Verticillium Eggplant Wilt
土壤酸碱度对茄子黄萎病化学诱抗效果的影响
Alkaline electrolyte circulation enhanced electrokinetic remediation of fluorine-contaminated Soils
碱液循环强化电动力学修复氟污染土壤