Journal of Soils and Sediments最新文献

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Quantifying pesticide-contaminated sediment sources in tropical coastal environments (Galion Bay, French West Indies) 量化热带沿海环境中受农药污染的沉积物来源(法属西印度群岛加利昂湾)
IF 3.6 3区 农林科学
Journal of Soils and Sediments Pub Date : 2024-08-15 DOI: 10.1007/s11368-024-03883-x
Rémi Bizeul, Olivier Cerdan, Lai Ting Pak, Laurence Le Callonec, Sylvain Huon, Pierre Sabatier, Olivier Evrard
{"title":"Quantifying pesticide-contaminated sediment sources in tropical coastal environments (Galion Bay, French West Indies)","authors":"Rémi Bizeul, Olivier Cerdan, Lai Ting Pak, Laurence Le Callonec, Sylvain Huon, Pierre Sabatier, Olivier Evrard","doi":"10.1007/s11368-024-03883-x","DOIUrl":"https://doi.org/10.1007/s11368-024-03883-x","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Purpose</h3><p>Over the last 60 years, intensification of soil cultivation led to an acceleration of soil erosion and sediment delivery to river systems. In Martinique, this acceleration has led to the remobilization of a toxic insecticide (i.e. chlordecone) used in the 1970s-1990s to control banana weevil. A previous study attributed this accelerated remobilization to the application of glyphosate in plantations from the 1990s onwards. To further unambiguously confirm this link, the identification of soil erosion sources supplied to coastal sediment is essential.</p><h3 data-test=\"abstract-sub-heading\">Methods</h3><p>Accordingly, sediment fingerprinting tools were adapted and applied to a coastal sediment core collected in the Galion Bay. Potential source samples (n=37) were collected across the drainage area. Along with the coastal sediment core layers, these samples were analysed for potential tracing properties. The optimal suite of tracers was then selected and introduced into an un-mixing model to quantify their contributions to coastal sediment.</p><h3 data-test=\"abstract-sub-heading\">Results</h3><p>Results showed that subsoil (i.e. soil layer <span>(&lt; 30)</span> cm depth) and banana plantation soil surface supply the major sources of sediment (49-78% and 12-36%, respectively) to the Galion Bay and that their contributions increased since 2000, in line with chlordecone and glyphosate fluxes.</p><h3 data-test=\"abstract-sub-heading\">Conclusion</h3><p>This evolution may be attributed to the higher sensitivity of banana plantations to erosion that may have been enhanced by the glyphosate application leaving the soil uncovered with vegetation and to the contamination of both topsoil and deep soil layers (<span>(&lt; 30)</span> cm) layers with chlordecone due to its vertical transfer along the soil profile and its redistribution across hillslopes.</p>","PeriodicalId":17139,"journal":{"name":"Journal of Soils and Sediments","volume":null,"pages":null},"PeriodicalIF":3.6,"publicationDate":"2024-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142193370","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Impact of urban land use as public bath and park lawn compared to rural meadows on soil pH, compaction, and organic carbon and nitrogen content and stock, C/N ratio 将城市土地用作公共浴场和公园草坪与农村草地相比,对土壤 pH 值、板结、有机碳和氮含量及存量、碳/氮比的影响
IF 2.8 3区 农林科学
Journal of Soils and Sediments Pub Date : 2024-08-08 DOI: 10.1007/s11368-024-03871-1
Wolfgang Burghardt
{"title":"Impact of urban land use as public bath and park lawn compared to rural meadows on soil pH, compaction, and organic carbon and nitrogen content and stock, C/N ratio","authors":"Wolfgang Burghardt","doi":"10.1007/s11368-024-03871-1","DOIUrl":"https://doi.org/10.1007/s11368-024-03871-1","url":null,"abstract":"","PeriodicalId":17139,"journal":{"name":"Journal of Soils and Sediments","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-08-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141927057","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Post-dredging monitored natural recovery of surface sediments in an urban river 疏浚后监测到的城市河流表层沉积物自然恢复情况
IF 3.6 3区 农林科学
Journal of Soils and Sediments Pub Date : 2024-08-07 DOI: 10.1007/s11368-024-03878-8
Kristin Searcy Bell, Katrina Leigh, Rich Galloway, Victor S. Magar
{"title":"Post-dredging monitored natural recovery of surface sediments in an urban river","authors":"Kristin Searcy Bell, Katrina Leigh, Rich Galloway, Victor S. Magar","doi":"10.1007/s11368-024-03878-8","DOIUrl":"https://doi.org/10.1007/s11368-024-03878-8","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Purpose</h3><p>Verification monitoring was performed over five years following the sediment remediation of the Buffalo River Area of Concern (AOC), New York, USA. Monitoring results were compared with surface sediment cleanup goals to determine whether natural sedimentation allowed the AOC to achieve long-term remedial goals without the placement of cover material to manage dredge residuals.</p><h3 data-test=\"abstract-sub-heading\">Material and methods</h3><p>Monitoring was conducted two years and five years following sediment remediation and included: 1) bathymetric surveys to understand sediment stability and deposition rates, and 2) the analysis of surface sediment samples for four primary chemicals of concern (COCs), including polyaromatic hydrocarbons (PAHs), polychlorinated biphenyls (PCBs), lead, and mercury, to compare surface sediment concentrations over time with site-specific sediment remedial goals.</p><h3 data-test=\"abstract-sub-heading\">Results and discussion</h3><p>The monitoring results demonstrated the following: 1) sedimentation is occurring, 2) a stable depositional environment is present throughout the Buffalo River AOC, and 3) measurable reductions in sediment concentrations were observed for PAHs, PCBs, lead and mercury in the newly deposited sediment. By Year 5, surface sediment chemistry results generally achieved the remedial goals throughout the Buffalo River AOC.</p><h3 data-test=\"abstract-sub-heading\">Conclusion</h3><p>Monitored natural recovery (MNR) was effective in physically isolating dredge residuals in the Buffalo River AOC, following sediment removal. This post-dredging MNR approach met the surface sediment remedial goals in most areas, resulted in a protective and cost-effective project by not requiring the placement of clean cover material in the dredge areas, and was an environmentally sustainable strategy by eliminating the need to collect, transport, and place millions of kilograms of clean quarried material in the river.</p>","PeriodicalId":17139,"journal":{"name":"Journal of Soils and Sediments","volume":null,"pages":null},"PeriodicalIF":3.6,"publicationDate":"2024-08-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141938378","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Agitation dredging of silt and fine sand with Water Injection Dredging, Tiamat and Underwater Plough: a case study in the Port of Rotterdam 利用注水疏浚、Tiamat 和水下犁搅拌疏浚淤泥和细沙:鹿特丹港案例研究
IF 3.6 3区 农林科学
Journal of Soils and Sediments Pub Date : 2024-08-07 DOI: 10.1007/s11368-024-03877-9
Sterre Neumann, Alex Kirichek, Andre van Hassent
{"title":"Agitation dredging of silt and fine sand with Water Injection Dredging, Tiamat and Underwater Plough: a case study in the Port of Rotterdam","authors":"Sterre Neumann, Alex Kirichek, Andre van Hassent","doi":"10.1007/s11368-024-03877-9","DOIUrl":"https://doi.org/10.1007/s11368-024-03877-9","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Purpose</h3><p>Agitation dredging has gained popularity as an environmentally friendly and cost-effective method for port maintenance. One of the advantages of agitation dredging is the ability to transport sediments out of the port area using natural currents. The effect of the different agitation methods on sediment and water properties has rarely been investigated in a single pilot project. This research aims to study the effects of agitation methods in silt and sand-dominated areas that are frequently maintained.</p><h3 data-test=\"abstract-sub-heading\">Methods</h3><p>The effects of water injection dredging, (WID) underwater ploughing (UWP) and Tiamat on sediment properties are investigated in the Port of Rotterdam. In-situ measurements and laboratory measurements are carried out to determine changes in the bed level, the particle size distribution of the bed, the turbidity in the water column and the dispersion distance of the sediment plume due to agitation dredging.</p><h3 data-test=\"abstract-sub-heading\">Results</h3><p>The results of the in-situ monitoring of the agitation pilots allow a comparison of the changes in sediment and water properties before, during and after agitation dredging. The production, advantages and limitations of the tested agitation dredging methods are discussed.</p><h3 data-test=\"abstract-sub-heading\">Conclusion</h3><p>The in-situ measurements show that WID, Tiamat and UWP can be successfully used for the agitation of sediments and their removal from the silt and sand-dominated areas. The production of the tested agitation methods is higher for silty than sandy sediments. In general, the selection of the agitation equipment can be made based on environmental regulations, sediment properties and hydrodynamic conditions.</p>","PeriodicalId":17139,"journal":{"name":"Journal of Soils and Sediments","volume":null,"pages":null},"PeriodicalIF":3.6,"publicationDate":"2024-08-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141938308","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Inspection for the desorption effect and mechanism of petroleum from contaminated soil in surfactant solution 检验表面活性剂溶液对受污染土壤中石油的解吸效果和机理
IF 3.6 3区 农林科学
Journal of Soils and Sediments Pub Date : 2024-08-07 DOI: 10.1007/s11368-024-03866-y
Meixia Gu, Xiaoshuang Yin, Xiaoning Feng, Nan Shi, Wei Zhu, Shuhai Guo, Min Li, Bo Wu, Gang Li, Xingshun Cong, Bin Lou, Fushan Wen, Dong Liu
{"title":"Inspection for the desorption effect and mechanism of petroleum from contaminated soil in surfactant solution","authors":"Meixia Gu, Xiaoshuang Yin, Xiaoning Feng, Nan Shi, Wei Zhu, Shuhai Guo, Min Li, Bo Wu, Gang Li, Xingshun Cong, Bin Lou, Fushan Wen, Dong Liu","doi":"10.1007/s11368-024-03866-y","DOIUrl":"https://doi.org/10.1007/s11368-024-03866-y","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Purpose</h3><p>In order to investigate the desorption effect and mechanism of petroleum from petroleum contaminated soil (PCS) in surfactant solution (SAA-solution).</p><h3 data-test=\"abstract-sub-heading\">Method</h3><p>In this study, the desorption effect of SAA-solution cleaning of PCS was systematically analyzed by using orthogonal experiments. In addition, the petroleum mechanism of desorption from the PCS surface was further explored by kinetic and thermodynamic studies.</p><h3 data-test=\"abstract-sub-heading\">Results</h3><p>The results indicated that the petroleum removal efficiency (Re) gradually decreased with the increase of PCS particle size and PCS aging time. The highest petroleum Re was 82.13% under optimum conditions. Subsequently, FT-IR and petroleum component analysis showed the petroleum light components were easily removed from PCS, while the petroleum heavy components limited the desorption of petroleum. The kinetic studies revealed that the petroleum desorption was well depicted by the pseudo-first-order kinetic model, and the desorption rate increased with the decrease of PCS particle size. Meanwhile, the petroleum desorption equilibrium was well described by the Langmuir isotherm model and proceeded by a chemical mechanism. The thermodynamic studies demonstrated that the petroleum desorption from PCS was a viable, spontaneous, and endothermic process.</p><h3 data-test=\"abstract-sub-heading\">Conclusion</h3><p>The study provided theoretical guidance to apply SAA-solution cleaning industrial PCS.</p><h3 data-test=\"abstract-sub-heading\">Graphical Abstract</h3>\u0000","PeriodicalId":17139,"journal":{"name":"Journal of Soils and Sediments","volume":null,"pages":null},"PeriodicalIF":3.6,"publicationDate":"2024-08-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141938307","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Variability of fallout radionuclides (FRNs) in river channels: implications for sediment tracing 河道中沉降放射性核素(FRNs)的变化:对沉积物追踪的影响
IF 3.6 3区 农林科学
Journal of Soils and Sediments Pub Date : 2024-08-07 DOI: 10.1007/s11368-024-03881-z
Enrique Muñoz-Arcos, Geoffrey E. Millward, Caroline C. Clason, Richard Hartley, Claudio Bravo-Linares, William H. Blake
{"title":"Variability of fallout radionuclides (FRNs) in river channels: implications for sediment tracing","authors":"Enrique Muñoz-Arcos, Geoffrey E. Millward, Caroline C. Clason, Richard Hartley, Claudio Bravo-Linares, William H. Blake","doi":"10.1007/s11368-024-03881-z","DOIUrl":"https://doi.org/10.1007/s11368-024-03881-z","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Purpose</h3><p>The aims of this research were to assess the sources of variability of particulate FRNs (<sup>7</sup>Be, <sup>210</sup>Pb<sub>ex</sub> and <sup>137</sup>Cs) in river channels, the influence of sediment properties such as particle size distribution (PSD) and organic matter (OM) on FRN distributions, and to discuss the implications for sediment tracing in rivers.</p><h3 data-test=\"abstract-sub-heading\">Methods</h3><p>Suspended and channel bed sediment samples were collected in the River Avon (Devon, UK) during five strategic surveys involving a wide variation of river flows, including flood conditions. Particulate matter was analysed for <sup>7</sup>Be, <sup>210</sup>Pb<sub>ex</sub> and <sup>137</sup>Cs by gamma spectrometry, PSD by laser diffraction, and organic constituents, total organic carbon (TOC) and total nitrogen (TN) by elemental analysis.</p><h3 data-test=\"abstract-sub-heading\">Results</h3><p>FRNs activity concentrations vary significantly both spatially, characterised by changes in activity concentrations within and between locations, and temporally, with changes during the storm hydrograph and between seasons. Variability was attributed to changes in sediment sources and, on some occasions, to significant correlation of activity concentrations with sediment properties. The results also highlighted the influence of changes in channel characteristics and the magnitude and frequency of floods on FRN distributions.</p><h3 data-test=\"abstract-sub-heading\">Conclusion</h3><p>In the context of sediment tracing, attention should be given to seasonal changes in riverine conditions that have the potential to affect <sup>7</sup>Be and <sup>137</sup>Cs conservativeness. Application of FRNs in sediment fingerprinting studies should be accompanied by appropriate temporal characterisation of potential sediment sources. Finally, potential contribution of <sup>7</sup>Be-depleted sediment from channel resuspension to the suspended load should also be considered.</p>","PeriodicalId":17139,"journal":{"name":"Journal of Soils and Sediments","volume":null,"pages":null},"PeriodicalIF":3.6,"publicationDate":"2024-08-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141938379","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Distributions and controlling factors of soil total nitrogen and nitrogen fractions along an altitude gradient in Qinghai-Tibet Plateau 青藏高原土壤全氮和氮组分沿海拔梯度的分布及其控制因素
IF 3.6 3区 农林科学
Journal of Soils and Sediments Pub Date : 2024-08-06 DOI: 10.1007/s11368-024-03882-y
Da Meng, Xinyu Wang, Jiayi Tang, Ning Zong, Jinjing Zhang, Nianpeng He
{"title":"Distributions and controlling factors of soil total nitrogen and nitrogen fractions along an altitude gradient in Qinghai-Tibet Plateau","authors":"Da Meng, Xinyu Wang, Jiayi Tang, Ning Zong, Jinjing Zhang, Nianpeng He","doi":"10.1007/s11368-024-03882-y","DOIUrl":"https://doi.org/10.1007/s11368-024-03882-y","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Purpose</h3><p>Understanding spatial variations in soil nutrients and its drivers is essential for sustainable nutrient management and related environmental assessment in terrestrial ecosystems. Here, we investigated the distribution characteristics and controlling factors of soil total nitrogen (N) and N fractions along an altitude gradient in an alpine meadow of the Qinghai-Tibet Plateau.</p><h3 data-test=\"abstract-sub-heading\">Materials and methods</h3><p>Six experimental sites at altitudes 4400, 4500, 4650, 4800, 4950, and 5200 m were established on southern slope of Nyainqentanglha Mountain since 2005. Total N and N fractions were quantified and their relationships with climate, vegetation, and edaphic factors were analyzed by Pearson correlation, redundancy analysis, and structural equation modeling.</p><h3 data-test=\"abstract-sub-heading\">Results and discussion</h3><p>With increasing altitude, the contents of total N, alkali-hydrolyzable N, inorganic N fractions (ammonium N and nitrate N), and organic N fractions (acid-hydrolyzable and acid-insoluble organic N) gradually increased, reached their maximums at altitude 4800 or 4950 m, and then decreased. Soil organic carbon explained 90.5% of the variations in TN and N fractions, and soil moisture, pH, mineralogy, texture, and N hydrolyzing enzyme activity explained 8.80% of the variations in TN and N fractions. Mean annual temperature and precipitation exhibited direct and positive impact on soil organic carbon, which had positive effect on inorganic N fractions and plant aboveground biomass in sequence.</p><h3 data-test=\"abstract-sub-heading\">Conclusions</h3><p>Soil organic carbon is the most dominant factors driving the variations in TN and N fractions along the altitude gradient. Climate change can impact alpine grassland productivity by regulating soil inorganic N distribution.</p>","PeriodicalId":17139,"journal":{"name":"Journal of Soils and Sediments","volume":null,"pages":null},"PeriodicalIF":3.6,"publicationDate":"2024-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141938638","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Impact of Rare Earth Elements in sediments on the growth and photosynthetic efficiency of the benthic plant Myriophyllum aquaticum 沉积物中的稀土元素对底栖植物水生藻类的生长和光合作用效率的影响
IF 3.6 3区 农林科学
Journal of Soils and Sediments Pub Date : 2024-08-02 DOI: 10.1007/s11368-024-03867-x
Isidora Gjata, Chantal K. E. van Drimmelen, Franca Tommasi, Costantino Paciolla, Susanne Heise
{"title":"Impact of Rare Earth Elements in sediments on the growth and photosynthetic efficiency of the benthic plant Myriophyllum aquaticum","authors":"Isidora Gjata, Chantal K. E. van Drimmelen, Franca Tommasi, Costantino Paciolla, Susanne Heise","doi":"10.1007/s11368-024-03867-x","DOIUrl":"https://doi.org/10.1007/s11368-024-03867-x","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Purpose</h3><p>Rare Earth Elements (REEs) are becoming more present in our everyday life. With this work, we aimed to study and compare the toxic responses of the REEs lanthanum (La), cerium (Ce), neodymium (Nd), and gadolinium (Gd) to the macrophyte <i>Myriophyllum aquaticum</i>. The scope was to evaluate if these elements trigger a response on the photosynthetic system (PSII), which causes inhibition of the growth rate of the plant.</p><h3 data-test=\"abstract-sub-heading\">Methods</h3><p>We measured the fluorescence yield by pulse-amplitude-modulated chlorophyll fluorometer (PAM) which enabled simultaneous high-resolution fluorescence measurements of the whorls daily for the whole duration of the test (10 days) and fresh weight change (FWC) at the end of the test.</p><h3 data-test=\"abstract-sub-heading\">Results</h3><p>Our findings suggest that La significantly decreased FWC at the highest concentration (500 mg kg<sup>−1</sup>) but did not cause any significant effects on the fluorescence yield. Ce and Nd significantly decreased the chlorophyll fluorescence between days 2 and 4, and after that the yield was not significantly different with respect to the control. Of all the REEs tested in this study, Gd showed the most negative effect as the whorls exhibited chlorosis/necrosis and the fresh weight at the end of the test decreased significantly compared to the same plant at day 0. The yield of <i>M. aquaticum</i> showed time-dependent effects for Gd at the highest concentration.</p><h3 data-test=\"abstract-sub-heading\">Conclusion</h3><p>Gd was the most toxic REE, strongly affecting both the yield and FWC. The measurement of the fluorescence yield of the PSII is a useful effect observation and of high environmental importance. The difference in sensitivity between the functional and growth endpoints may give hints about the mode of action of contaminants to aquatic plants.</p>","PeriodicalId":17139,"journal":{"name":"Journal of Soils and Sediments","volume":null,"pages":null},"PeriodicalIF":3.6,"publicationDate":"2024-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141883844","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Can inoculation of native arbuscular mycorrhizal fungi from a mining area attenuate stress of Acacia mangium Willd. to excess manganese? 接种矿区原生的丛枝菌根真菌能否减轻芒果相思树对过量锰的压力?
IF 3.6 3区 农林科学
Journal of Soils and Sediments Pub Date : 2024-08-01 DOI: 10.1007/s11368-024-03874-y
Kaio Gráculo Vieira Garcia, José de Souza Oliveira Filho, Arthur Prudêncio de Araújo Pereira, Paulo Furtado Mendes Filho
{"title":"Can inoculation of native arbuscular mycorrhizal fungi from a mining area attenuate stress of Acacia mangium Willd. to excess manganese?","authors":"Kaio Gráculo Vieira Garcia, José de Souza Oliveira Filho, Arthur Prudêncio de Araújo Pereira, Paulo Furtado Mendes Filho","doi":"10.1007/s11368-024-03874-y","DOIUrl":"https://doi.org/10.1007/s11368-024-03874-y","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Purpose</h3><p>Manganese (Mn) is crucial in low concentrations but can become toxic in soils and sediments, affecting plants and animals. Understanding how plants inoculated with arbuscular mycorrhizal fungi (AMF) tolerate Mn is crucial for the application of these microorganisms in the remediation of contaminated soils. Despite recognized benefits in various plant species, assessing plant-AMF interaction effectiveness in mitigating Mn toxicity is crucial for undocumented plants.</p><h3 data-test=\"abstract-sub-heading\">Methods</h3><p><i>Acacia mangium</i> Willd. plants were inoculated with an AMF native to a Mn mining area and grown in soil with increasing Mn levels (0, 200, and 400 mg kg<sup>−1</sup>) to evaluate the effects of inoculation on plant growth and plant-AMF association strategies to reduce Mn toxicity.</p><h3 data-test=\"abstract-sub-heading\">Results</h3><p>Inoculation with AMF resulted in beneficial effects, minimizing Mn toxicity and enhancing plant growth, despite reduced mycorrhizal colonization and AMF spore levels in the soil. Non-inoculated plants exposed to 400 mg kg<sup>−1</sup> of Mn exhibited significant reductions in shoot dry mass (64.9%), number of leaves (25%), and root length (24%) compared to AMF-inoculated plants. Mn concentration was higher in the roots of AMF-inoculated plants at all Mn levels, indicating a restriction in Mn transport to the shoot, thus minimizing damage and promoting plant growth. Energy-dispersive spectroscopy identified Mn, potassium, phosphorus, iron and calcium in AMF spores, suggesting their protective role against Mn phytotoxicity and adaptability of this species of microorganism under stress conditions.</p><h3 data-test=\"abstract-sub-heading\">Conclusion</h3><p>The native AMF inoculation reduces toxicity and improves the growth of <i>A. mangium</i> Willd. under high levels of Mn in the soil.</p>","PeriodicalId":17139,"journal":{"name":"Journal of Soils and Sediments","volume":null,"pages":null},"PeriodicalIF":3.6,"publicationDate":"2024-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141873057","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Historical and contemporary cemeteries in the urban area. The modern development of the city vs. human remnants in the soil 城市地区的历史和现代墓地。城市的现代发展与土壤中的人类遗迹
IF 3.6 3区 农林科学
Journal of Soils and Sediments Pub Date : 2024-08-01 DOI: 10.1007/s11368-024-03870-2
Andrzej Greinert, Jakub Kostecki
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