523 results match your criteria: "Institute of Soil and Environmental Sciences[Affiliation]"

Although the use of biochar as an adsorbent for the removal of various pollutants from wastewater is well established, the use of biochar/modified biochar for the scavenging of antibiotics from aqueous media in the Fenton-like system receives less attention. The highest kasugamycin (KSM) adsorption capacity (5.0 mg g) was obtained from the pristine biochar at the lowest initial pH of 3 in Fenton-like system.

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Article Synopsis
  • Sunflower yields are negatively affected by water deficiency, making effective irrigation, cultivar selection, and silica gel application crucial for better growth and production.
  • A field experiment in Luxor, Egypt tested different irrigation levels, sunflower cultivars, and silica gel treatments over two seasons, revealing significant impacts of irrigation and cultivar on growth traits, with silica gel enhancing key parameters like oil yield.
  • Combining moderate irrigation with silica gel treatment significantly improved water productivity and sunflower output, demonstrating the effectiveness of tailored agronomic strategies for sustainable crop management under varying environmental conditions.
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Corrigendum to "Pandemic COVID-19 ends but soil pollution increases: Impacts and a new approach for risk assessment" [Sci. Total Environ. 890 (2023) 164070].

Sci Total Environ

December 2024

University of Wuppertal, School of Architecture and Civil Engineering, Institute of Foundation Engineering, Water- and Waste-Management, Laboratory of Soil- and Groundwater-Management, Pauluskirchstraße 7, 42285 Wuppertal, Germany; King Abdulaziz University, Faculty of Meteorology, Environment, and Arid Land Agriculture, Department of Arid Land Agriculture, 21589 Jeddah, Saudi Arabia; University of Kafrelsheikh, Faculty of Agriculture, Department of Soil and Water Sciences, 33516 Kafr El-Sheikh, Egypt.

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  • - Rice is a crucial food source for over half the global population, especially in developing countries where it plays a significant role in daily nutrition.
  • - Wood vinegar, a natural growth promoter derived from biomass pyrolysis, enhances rice growth, photosynthesis, and stress tolerance, although its best application timing is still not well understood.
  • - The study found that applying wood vinegar during specific growth stages (tillering, jointing, and flowering) significantly increased rice yield by up to 32.4%, improved quality by reducing grain chalkiness, and ultimately supports more sustainable agricultural practices.
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Enhanced cadmium immobilization in soil using Fe- and Zn-doped biochar: Mechanisms and safety implications for Cicer arietinum L.

Chemosphere

November 2024

Guangdong Provincial Key Laboratory of Applied Botany, South China Botanical Garden, Chinese Academy of Sciences, Guangzhou, 510650, China. Electronic address:

Article Synopsis
  • Cd toxicity is a significant environmental issue affecting agriculture and food safety, highlighting the need to address high Cd levels in soil and crops.
  • This study investigates the effectiveness of iron-doped (FeBC) and zinc-doped biochar (ZnBC) in improving chickpea growth and yield in Cd-contaminated soil over a 120-day period.
  • Results show that FeBC outperforms ZnBC and normal biochar (NBC) by enhancing plant growth and significantly reducing Cd uptake in roots, shoots, and grains, suggesting it as a viable solution for remediating contaminated soils while supporting sustainable legume production.
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Conservation agriculture effects on ecosystem health and sustainability - A review of rice-wheat cropping system.

Sci Total Environ

December 2024

Department of Agronomy and Crop Physiology, Institute of Agronomy and Plant Breeding I, Justus-Liebig-University, Giessen, Germany.

Conventional tillage, extreme climate events, increasing weed incidence, pest and disease pressures, and diminished farm input availability negatively impact crop yield, stability, profitability, and water productivity in South Asia's rice-wheat (R-W) systems. This article reviews and evaluates the effectiveness and benefits of conservation agriculture (CA) practices in improving soil health, water productivity, and sustainability in R-W systems. CA practices focus on minimum soil disturbance, permanent soil cover, and crop rotations.

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Growth regulation in bread wheat via novel bioinoculant formulation.

BMC Plant Biol

November 2024

State Key Laboratory for Biology of Plant Diseases, Institute of Plant Protection, Chinese Academy of Agricultural Sciences, Beijing, 100193, China.

Wheat (Triticum aestivum L.) is one of the most significant crops and the backbone of food security worldwide. However, low wheat production remains a substantial concern in global agricultural systems.

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Limited sources of consortia/pure cultures that degrade chloramphenicol (CAP) and the incomplete biodegradation profiles of CAP hinder the remediation of CAP pollution. In this study, two CAP-degrading consortia (designated as CM and PM) were obtained after long-term acclimation, and Alcaligenaceae and Enterobacteriaceae enriched in CM and PM, respectively. Notably, Bordetella sp.

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Background: Plant growth and development can be greatly impacted by drought stress. Suitable plant growth promoting rhizobacteria (PGPR) or biochar (BC) application has been shown to alleviate drought stress for plants. However, their co-application has not been extensively explored in this regard.

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Improved chickpea growth, physiology, nutrient assimilation and rhizoremediation of hydrocarbons by bacterial consortia.

BMC Plant Biol

October 2024

Plant Production Department, College of Food and Agriculture Sciences, King Saud University, P.O. Box 2460, Riyadh, 11451, Saudi Arabia.

Background: Soil pollution by petroleum hydrocarbons (PHCs) reduces yield by changing the physico-chemical properties of soil and plants due to PHCs' biotoxicity and persistence. Thus, removing PHCs from the soil is crucial for ecological sustainability. Microbes-assisted phytoremediation is an economical and eco-friendly solution.

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Article Synopsis
  • Industrial wastewater is commonly used for irrigation in peri-urban areas, but it contains harmful heavy metals like cadmium and lead that can degrade food quality and harm human health.
  • An experiment tested the effectiveness of biochar at different levels (0.5% and 1%) in improving spinach growth and mitigating heavy metal contamination in soil when using treated and untreated industrial wastewater.
  • Results showed that 1% biochar significantly improved plant health and reduced the mobility of heavy metals in soil, leading to lower health risks for adults and children compared to untreated wastewater.
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Quantitative assessment of Cd sources in rice grains through Cd isotopes and MixSIAR model in a typical e-waste dismantling area of Southeast China.

Sci Total Environ

December 2024

State Key Laboratory of Soil and Sustainable Agriculture, Institute of Soil Science, Chinese Academy of Sciences, Nanjing 210008, China.

Article Synopsis
  • * It measures the concentration of Cd in rice, soil, atmospheric deposition, and surface water, finding that the average Cd levels in these sources vary significantly.
  • * The MixSIAR model shows that soil is the primary source of Cd in rice grains (56.8%), followed by irrigation water (24.8%) and atmospheric deposition (18.4%), providing insights for managing Cd accumulation in rice.
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The bioavailability of heavy metals in soil is a crucial factor in determining their potential uptake by plants and their subsequent entry into the food chain. Various methods, including traditional chemical extractants and the diffusive gradients in thin films (DGT) technique, are employed to assess this bioavailability. The bioavailability of heavy metals, particularly cadmium (Cd) and lead (Pb), is also influenced by soil texture and their concentrations in the soil solution.

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Background: Sequestering carbon dioxide (CO) in agricultural soils promises climate change mitigation as well as sustainable ecosystem services. In order to stabilize crop residues as soil carbon (C), addition of mineral nutrients in excess to crop needs is suggested as an inevitable practice. However, the effect of two macronutrients .

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Investigating the combined effects of β-sitosterol and biochar on nutritional value and drought tolerance in under drought stress.

Funct Plant Biol

September 2024

Botany and Microbiology Department, Faculty of Science, Cairo University, Giza 12613, Egypt; and Biology Department, Faculty of Science, Taibah University, Al-Sharm, Yanbu El-Bahr, Yanbu 46429, Kingdom of Saudi Arabia.

Article Synopsis
  • Climate change is causing drought stress that reduces crop productivity, but using β-sitosterol (BS) and biochar (BC) can enhance crop growth.
  • A study on Phaseolus vulgaris showed that combining BS and BC significantly improved plant height, shoot dry weight, and root dry weight during drought conditions.
  • The combination also increased photosynthetic rates and water use efficiency while lowering harmful stress compounds, indicating that using BS and BC together can effectively help plants cope with drought stress.
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Globally, soil contamination with heavy metals (HMs) pose serious threats to soil health, crop productivity, and human health. The present investigation involved synthesis and analysis of biochar with bimetallic combination of iron and magnesium (Fe-Mg-BC). Our study evaluated how Fe-Mg-BC affects the absorption of cadmium (Cd), lead (Pb), and copper (Cu) in spinach (Spinacia oleracea L.

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Bacterial allelopathy: an approach for biological control of weeds.

J Appl Microbiol

September 2024

College of Agriculture, Food and Natural Resource, University of Missouri, Colombia MO 65211, USA.

Weed infestation is one of the most damaging biotic factors to limit crop production by competing with the crop for space, water, and nutrients. Different conventional approaches are being used to cope with weed infestation, including labor intensive manual removal and the use of soil-degrading, crop-damaging, and environment-deteriorating chemical herbicides. The use of chemicals for weed control has increased 2-fold after the green revolution and their non-judicious use is posing serious threats to mankind, animals, and biodiversity.

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Maize is an economically vital cereal crop. However, water deficiency can severely impact its productivity. Thus, it is necessary to implement an essential approach to increase maize yield while navigating the limitations imposed by scarce water supplies.

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Toxic metal(loid)s, e.g., mercury, arsenic, lead, and cadmium are known for several environmental disturbances creating toxicity to humans if accumulated in high quantities.

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The utilization of biowastes for producing biochar to remove potentially toxic elements from water represents an important pathway for aquatic ecosystem decontamination. Here we explored the significance of thiol-functionalization on sugarcane bagasse biochar (Th/SCB-BC) and rice husk biochar (Th/RH-BC) to enhance arsenite (As(III)) removal capacity from water and compared their efficiency with both pristine biochars (SCB-BC and RH-BC). The maximum As(III) sorption was found on Th/SCB-BC and Th/RH-BC (2.

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In the face of 21st-century challenges driven by population growth and resource depletion, understanding the intricacies of climate change is crucial for environmental sustainability. This review systematically explores the interaction between rising atmospheric CO concentrations and soil microbial populations, with possible feedback effects on climate change and terrestrial carbon (C) cycling through a meta-analytical approach. Furthermore, it investigates the enzymatic activities related to carbon acquisition, gene expression patterns governing carbon and nitrogen metabolism, and metagenomic and meta-transcriptomic dynamics in response to elevated CO levels.

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The production of renewable materials from alternative sources is becoming increasingly important to reduce the detrimental environmental effects of their non-renewable counterparts and natural resources, while making them more economical and sustainable. Chemical surfactants, which are highly toxic and non-biodegradable, are used in a wide range of industrial and environmental applications harming humans, animals, plants, and other entities. Chemical surfactants can be substituted with biosurfactants (BS), which are produced by microorganisms like bacteria, fungi, and yeast.

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The microbial biotransformation of hexachlorocyclohexane (HCH) by novel anaerobic microbial consortia enriched from sediments of an industrial effluent channel and the river Ravi in Pakistan was examined. The anaerobic consortia were capable of biotransforming α-, β-, γ-, and δ-HCH through reductive dichloroelimination, resulting in the formation of benzene and monochlorobenzene. Concerning γ-HCH biotransformation by the channel and river cultures, isotopic fractionations for carbon (ε) were - 5.

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Unlocking the potential of biofilm-forming plant growth-promoting rhizobacteria for growth and yield enhancement in wheat (Triticum aestivum L.).

Sci Rep

July 2024

Key Laboratory of Vegetation Restoration and Management of Degraded Ecosystems, South China Botanical Garden, Chinese Academy of Sciences, Guangzhou, 510650, China.

Plant growth-promoting rhizobacteria (PGPR) boost crop yields and reduce environmental pressures through biofilm formation in natural climates. Recently, biofilm-based root colonization by these microorganisms has emerged as a promising strategy for agricultural enhancement. The current work aims to characterize biofilm-forming rhizobacteria for wheat growth and yield enhancement.

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