نتایج جستجو برای: neutral soils
تعداد نتایج: 131289 فیلتر نتایج به سال:
The influence of biotic and abiotic factors on viral communities across environmental gradients in soil is relatively unknown. While pH strongly influences microbial community structure, it unclear whether there a similar viruses. In this study, prokaryotic were characterized soils from long-term pH-manipulated gradient (pH 4.5 7.5), populations also compared to those other ranging (4.0–7.5). V...
The concept of the soil phosphorus storage capacity (SPSC) was successfully used to evaluate (P) loss risk and P retention acidic soil. This study extended SPSC from neutral or alkaline A total 95 surfaces (0-10 cm) samples were collected Yellow River Delta (YRD) for use in this study. Batch sorption experiments, correlation analysis, stepwise regression, a split-line model calculate threshold ...
Munitions wastes such as TNT are widespread contaminants in soils and ground waters. We investigated a coupled abiotic-biotic treatment scheme for remediation of aqueous solutions of TNT. Mineralization of aqueous TNT (0.22 mM) was initially optimized with minimum reactant use (Fe3+ and H2O2) in light-assisted and dark, modified Fenton reactions at acidic and neutral pH. Complete TNT degradatio...
Aphanomyces root rot, caused by the oomycete Aphanomyces euteiches, is the most important and destructive disease of pea. Since the inoculum is persistent in the soil, and no resistant cultivars or means of chemical control are available, the disease is difficult to manage. The occurrence of soil suppressiveness against the disease was previously reported, and the main aim of this study was to ...
The results of this study provided accurate guidance on the possibility using common buckwheat (Fagopyrum esculentum Moench) in phytoremediation practices for mineral soil or organic soils contaminated with Cd Pb. Based a model pot experiment, tolerance to elevated contents cadmium and lead was examined. were differentiated into neutral acidic, amended metals at doses 10 mg kg?1 DM 100 Pb soil....
The soils of Gadas, object the present study, are identified on macromorphological, physico-chemical level and indices erodibility related to their properties. analyzes were carried out by standard methods. macromorphological analysis a toposequence made it possible identify five types soils: lithosols which occupy high zones landscape, colluvial (arenosols, regosols) located piedmont, alluvial...
This work aims to characterize serpentine soils in Bulgaria and examine the biogeochemistry of pedogenic Ni its relation available forms. Soils were collected from Eastern Southern Rhodopes (Bulgaria). The chemical composition is similar Balkan Peninsula characterized by high contents (919.9–2397.2 mg.kg–1). had a neutral slightly alkaline reaction (pH 6.4 7.6) medium organic matter content. Of...
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