11 Result(s)
within
**gqi He
Environment, general
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Article
Open AccessUtilization of cotton byproduct-derived biochar: a review on soil remediation and carbon sequestration
Biochar can improve soil health and fix CO2 by altering soil microenvironment, thus impacting the global carbon cycle and the change of soil ecological environment. Recent studies show that cotton byproduct-deriv...
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Article
Open AccessResearch status, trends, and mechanisms of biochar adsorption for wastewater treatment: a scientometric review
In the last decade, biochar application research has emerged as a hot topic in water treatment studies, which made biochar adsorption one of the primary wastewater treatment strategies. This paper presents a g...
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Article
Study on the Mechanism of Sodium Dodecylbenzene Sulfonate Oxidation by Electro-Fenton System
Anionic surfactant wastewater has an irreversible effect on aquatic animals and plants. In this paper, the oxidation of sodium dodecylbenzene sulfonate (SDBS) by electro-Fenton system was researched. The resul...
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Article
Differential accumulation of heavy metals in soil profile and corn and soybean grains after 15-year poultry litter application under no-tillage
Heavy metal contamination in soil and crop grain due to long-term poultry litter (PL) application is largely unknown under no-till production and subtropical climate. The objective of this study was to assess ...
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Article
Cultivation of Scenedesmus obliquus and Chlorella pyrenoidosa in Municipal Wastewater Using Monochromatic and White LED as Light Sources
In this study, the red LED with wavelength range of 625 ~ 627.5 nm and the blue LED with wavelength range of 464 ~ 467 nm are chosen as the light source in order to increase the lipid content of microalgae as ...
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Article
Plant height and its relationship with yield in wheat under different irrigation regime
The irrigating winter wheat one or two times each season was practiced in Huanghuai Winter Wheat Region in order to reduce the over-exploitation of groundwater. In this study, plant height (PH) and its relatio...
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Article
Open AccessCharacterization of phosphorus in algae from a eutrophic lake by solution 31P nuclear magnetic resonance spectroscopy
The identification and quantification of phosphorus (P) compounds derived from algal biomass are crucial for a better understanding of algal P dynamics in lake ecosystems. Quantity and species of P in algae co...
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Article
Using dual isotopes and a Bayesian isotope mixing model to evaluate sources of nitrate of Tai Lake, China
Identification and quantification of sources of nitrate (NO3–) in freshwater lakes provide useful information for management of eutrophication and improving water quality in lakes. Dual δ15N- and δ18O-NO3– isotop...
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Article
Using solid 13C NMR coupled with solution 31P NMR spectroscopy to investigate molecular species and lability of organic carbon and phosphorus from aquatic plants in Tai Lake, China
Forms and labilities of plant-derived organic matters (OMs) including carbon (C) and phosphorus (P) were fundamental for understanding their release, degradation and environmental behaviour in lake ecosystems....
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Article
Characterization of phosphorus forms in lake macrophytes and algae by solution 31P nuclear magnetic resonance spectroscopy
Debris from aquatic macrophytes and algae are important recycling sources of phosphorus (P), which can result in continuing blooms of algae by recycling bioavailable P in the eutrophic lakes. However, knowledg...
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Article
Potential traceable markers of organic matter in organic and conventional dairy manure using ultraviolet–visible and solid-state 13C nuclear magnetic resonance spectroscopy
Very limited information is available on the impacts of organic farming practices on the chemical composition and properties of dairy manure. In this study, we found the differences in the absorptivities of di...
