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Phosphorus acquisition by faba bean, blue lupin, and chickpea in relation to soil phosphorus status 蚕豆、蓝羽扇豆和鹰嘴豆获取磷与土壤磷状况的关系
IF 3.8 3区 农林科学
Soil Use and Management Pub Date : 2024-09-17 DOI: 10.1111/sum.13110
Lenir Fátima Gotz, Paulo Sergio Pavinato, Leo Murtagh Condron
{"title":"Phosphorus acquisition by faba bean, blue lupin, and chickpea in relation to soil phosphorus status","authors":"Lenir Fátima Gotz, Paulo Sergio Pavinato, Leo Murtagh Condron","doi":"10.1111/sum.13110","DOIUrl":"https://doi.org/10.1111/sum.13110","url":null,"abstract":"The efficiency of soil phosphorus (P) mobilization and uptake by plants depends on a complex combination of factors, including plant P acquisition strategies and soil P availability. The objective of this study was to assess and compare the capabilities of three legume species (blue lupin (<jats:italic>Lupinus angustifolius</jats:italic> L.), faba bean (<jats:italic>Vicia faba</jats:italic> L.), and chickpea (<jats:italic>Cicer arietinum</jats:italic> L.)), which may be used as green manures in temperate crop systems to acquire P from a soil with different levels of plant‐available P. Three cycles of each legume were grown in a glasshouse over a 6 month period in the same soil type with high (Olsen P: 47 mg kg<jats:sup>−1</jats:sup>) and low (Olsen P: 9 mg kg<jats:sup>−1</jats:sup>) levels of plant‐available P. Measurements included above—and below—ground plant biomass and P uptake, in addition to determination of acid and alkaline phosphomonoesterase activities, microbial P, and P fractions in soil at the end of the experiment. In both soils, plant biomass, P uptake, and microbial P were all higher under faba bean compared to blue lupin and chickpea (<jats:italic>p</jats:italic> &lt; .05). In the low‐P soil, faba bean increased alkaline phosphomonoesterase activity (<jats:italic>p</jats:italic> &lt; .05). Significant depletion of inorganic P in the soluble (46%–69%), labile (29%–42%), and moderately labile (15%–16%) pools and increase of organic P in the labile (13%–18%) and total (7%–13%) pools occurred under faba bean compared with blue lupin, while changes under chickpea were between those determined for faba bean and blue lupin (<jats:italic>p</jats:italic> &lt; .05). The findings of this study indicated that inclusion of faba bean green manure may have the potential to improve overall P use efficiency by enhancing mobilization of labile soil inorganic P, although further research is required to investigate mobilization of more stable forms of soil legacy P and quantify the potential of faba bean as a green manure crop under field conditions.","PeriodicalId":21759,"journal":{"name":"Soil Use and Management","volume":"9 1","pages":""},"PeriodicalIF":3.8,"publicationDate":"2024-09-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142249895","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
Approaching soil health from a practitioner perspective – Placing practices before indicators for Australian cotton and other producers 从实践者的角度看待土壤健康--为澳大利亚棉花和其他生产者提供先实践后指标的方法
IF 3.8 3区 农林科学
Soil Use and Management Pub Date : 2024-09-13 DOI: 10.1111/sum.13111
Oliver Knox, Meredith Conaty, Allan Williams, Chris Cosgrove
{"title":"Approaching soil health from a practitioner perspective – Placing practices before indicators for Australian cotton and other producers","authors":"Oliver Knox, Meredith Conaty, Allan Williams, Chris Cosgrove","doi":"10.1111/sum.13111","DOIUrl":"https://doi.org/10.1111/sum.13111","url":null,"abstract":"Soil health, how it is defined and characterized, has long been a topic of debate, but its importance has never been in doubt. The FAO has provided a unifying definition of what soil health is, but uncertainty remains as to how it will be measured. While finding suitable soil health indicators remains challenging, there is growing pressure from external drivers on land managers to demonstrate they are valuing their soil health. With these issues in mind, the Australian cotton industry developed a soil health framework with the potential to address both competing demands. Taking a lead from the human health management, which focuses on prevention through promotion of adoptable healthy activity principles, and incorporating principles from the existing soil frameworks, we conceived one that is relevant to Australian cotton farmers. The outcome promotes beneficial but non‐prescriptive land management practices, which have mechanisms in place to financially reward growers for adoption and facilitates industry monitoring. The Soil Health Framework, also has potential for other agricultural sectors and represents a solution to the current impasse over soil health assessment.","PeriodicalId":21759,"journal":{"name":"Soil Use and Management","volume":"16 1","pages":""},"PeriodicalIF":3.8,"publicationDate":"2024-09-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142249892","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
Soil carbon in the boreal region under climate and land use change 气候和土地利用变化下北方地区的土壤碳
IF 3.8 3区 农林科学
Soil Use and Management Pub Date : 2024-09-09 DOI: 10.1111/sum.13108
Jeremiah D. Vallotton, Adrian Unc
{"title":"Soil carbon in the boreal region under climate and land use change","authors":"Jeremiah D. Vallotton, Adrian Unc","doi":"10.1111/sum.13108","DOIUrl":"https://doi.org/10.1111/sum.13108","url":null,"abstract":"Carbon cycling in boreal regions is controlled naturally by fire disturbance, climate, hydrology, snowmelt, soil heterogeneity, acidity, low nitrogen and phosphorus availability, mycorrhizal distribution, plant cover, and cryoturbation/permafrost at the northern edge. It is primarily altered by human management via and following land clearance. Each factor interacts with others in complex ways, creating a system characterized by high carbon storage and shaped by natural and anthropogenic disturbance. This paper examines boreal research to answer the question: ‘what are the primary factors controlling boreal carbon cycling?’ Though climate change threatens boreal systems, they may yet be resilient given many natural feedback loops that resist massive carbon loss. Perhaps the greatest danger is land conversion, which causes permanent losses and drastic alteration of certain carbon pools. Accordingly, it might be argued that it would be overall better to implement policies that keep these lands as forests, including managed forests, rather than convert to agriculture. Conversely, farming of marginal boreal soils might be managed to enhance carbon storage while satisfying local food security needs. However, the impact of agriculture on soil carbon storage is yet to be effectively quantified and initial results offer inconsistent assessments, reflected in the as‐yet natural sciences data‐scarce policy development. Research targeting long‐term carbon cycling, land conversion practices, agroforestry, and communication between boreal scientists and other groups (climate scientists, policymakers, public, and farmers) must be addressed through creation of long‐term experiments.","PeriodicalId":21759,"journal":{"name":"Soil Use and Management","volume":"72 1","pages":""},"PeriodicalIF":3.8,"publicationDate":"2024-09-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142216434","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
Remediation of Pb, Cd, and Cu contaminated soil with Mg‐Fe‐Al layered double hydroxides (LDHs) synthesized from waste red mud 用废弃赤泥合成的镁-铁-铝层状双氢氧化物(LDHs)修复受铅、镉和铜污染的土壤
IF 3.8 3区 农林科学
Soil Use and Management Pub Date : 2024-09-06 DOI: 10.1111/sum.13103
Ao Chai, Senxu Ding, Jiang Yu, Siwei Deng, Jie Yu, Weiwei Zhu, Longyu Liu, Donghai Wu, Yuerong Wu
{"title":"Remediation of Pb, Cd, and Cu contaminated soil with Mg‐Fe‐Al layered double hydroxides (LDHs) synthesized from waste red mud","authors":"Ao Chai, Senxu Ding, Jiang Yu, Siwei Deng, Jie Yu, Weiwei Zhu, Longyu Liu, Donghai Wu, Yuerong Wu","doi":"10.1111/sum.13103","DOIUrl":"https://doi.org/10.1111/sum.13103","url":null,"abstract":"Soils contaminated with multiple heavy metals pose a significant threat to human health and ecosystem functionality. Following a “treat pollution with waste” strategy, we synthesized Mg‐Fe‐Al ternary layered double hydroxides (LDHs) from waste Bayer red mud for the remediation of heavy metal contaminated soils. Characterization using XRD, FTIR, SEM and EDS methods revealed a characteristic layered structure rich in functional groups, offering reaction sites for heavy metal passivation. Passivation experiments showed that the application of Mg‐Fe‐Al LDHs (2.5 wt.%) reduced the availability of Pb (29.7%), Cd (64.1%) and Cu (66.0%) in contaminated soil from a sulphide iron ore area in southern Sichuan Province. Simulated acid rain experiments showed leachate concentrations of Pb, Cd, and Cu reduced by 43.3%, 72.7% and 42.4%, respectively. This work provides a reference for the development of high‐performance and environmentally friendly adsorption‐stabilizing materials for green remediation.","PeriodicalId":21759,"journal":{"name":"Soil Use and Management","volume":"53 1","pages":""},"PeriodicalIF":3.8,"publicationDate":"2024-09-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142216436","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
Effects of unbalanced fertilizer use on system productivity and profitability under rice‐based cropping systems: Evidence from Eastern Gangetic Plain 在以水稻为基础的种植系统中,肥料使用不均衡对系统生产力和盈利能力的影响:东部恒河平原的证据
IF 3.8 3区 农林科学
Soil Use and Management Pub Date : 2024-09-02 DOI: 10.1111/sum.13107
Md. Shofiqul Islam, Richard W. Bell, M. A. Monayem Miah, Mohammad Jahangir Alam
{"title":"Effects of unbalanced fertilizer use on system productivity and profitability under rice‐based cropping systems: Evidence from Eastern Gangetic Plain","authors":"Md. Shofiqul Islam, Richard W. Bell, M. A. Monayem Miah, Mohammad Jahangir Alam","doi":"10.1111/sum.13107","DOIUrl":"https://doi.org/10.1111/sum.13107","url":null,"abstract":"Unbalanced nutrient supply is one of the key causes of yield gaps and low farming profitability which impact food insecurity globally. However, the effects of an unbalanced nutrient supply on rice yields and farming profitability have not been quantified for diverse rice‐based cropping systems. To explore the effects, 412 respondents (mostly smallholder farmers) were surveyed in 2019 for the rice crops in three fully rice‐based cropping systems in four agro‐ecological zones of Bangladesh. Two robust estimation approaches namely propensity score matching and endogenous switching regression approaches were used to quantify the effects of unbalanced fertilizer use. The results show that about 68% of farmers in the study areas used unbalanced (over‐doses or under‐doses) nutrient rates relative to government‐endorsed recommendations. Adoption of recommended fertilizer rates was influenced by education, amount of organic manure used, off‐farm income, crop farming‐related training, organizational membership and lack of soil testing tendency. The findings also indicate that adopters of recommended nutrient rates received almost 16% and 46% higher system rice yield and system net return, respectively, relative to non‐adopters. However, based on our research findings, formulation and implementation of effective agricultural policies like effective extension services, strengthening soil testing facilities, increasing organizational membership and targeted awareness programmes could motivate smallholder rice farmers towards adoption of recommended nutrient rates. Adoption of recommended fertilizer rates can significantly enhance crop yields and farming profitability which can boost food security and rural livelihoods in the Eastern Gangetic Plain.","PeriodicalId":21759,"journal":{"name":"Soil Use and Management","volume":"4 1","pages":""},"PeriodicalIF":3.8,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142216435","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
Changes in soil organic carbon in native forests of Argentina related to land use change and environmental factors 阿根廷原生林土壤有机碳的变化与土地利用变化和环境因素有关
IF 3.8 3区 农林科学
Soil Use and Management Pub Date : 2024-09-02 DOI: 10.1111/sum.13109
Marcelo Daniel Nosetto, Ezequiel Balducci, Juan Gaitán, Matías Mastrángelo, Guillermo Martínez Pastur, Martín Pinazo, Pablo Villagra, Mariano Gonzalez Roglich, Esteban Kowaljow, Juan Cruz Colazo, Natalia Perez‐Harguindeguy, María Betania Naldini, Juan de Dios Herrero, Alberto Quiroga, Marcelo Wilson, Juan Whitworth‐Hulse, Esteban Jobbágy, Silvina Ballesteros, Marina González Polo, Axel von Müller, Juan Manuel Cellini, Ludmila La Manna, Julián Rodríguez‐Souilla, Silvina Manrique, Ignacio Gasparri, Cecilia Blundo, Alejandra Von Wallis, Pablo Meglioli, Marina Morsucci Labiano, Leandro Álvarez, Gualberto Zalazar, Sebastian Villarino, Ximena Sirimarco, María Paula Barral, Pablo Luis Peri
{"title":"Changes in soil organic carbon in native forests of Argentina related to land use change and environmental factors","authors":"Marcelo Daniel Nosetto, Ezequiel Balducci, Juan Gaitán, Matías Mastrángelo, Guillermo Martínez Pastur, Martín Pinazo, Pablo Villagra, Mariano Gonzalez Roglich, Esteban Kowaljow, Juan Cruz Colazo, Natalia Perez‐Harguindeguy, María Betania Naldini, Juan de Dios Herrero, Alberto Quiroga, Marcelo Wilson, Juan Whitworth‐Hulse, Esteban Jobbágy, Silvina Ballesteros, Marina González Polo, Axel von Müller, Juan Manuel Cellini, Ludmila La Manna, Julián Rodríguez‐Souilla, Silvina Manrique, Ignacio Gasparri, Cecilia Blundo, Alejandra Von Wallis, Pablo Meglioli, Marina Morsucci Labiano, Leandro Álvarez, Gualberto Zalazar, Sebastian Villarino, Ximena Sirimarco, María Paula Barral, Pablo Luis Peri","doi":"10.1111/sum.13109","DOIUrl":"https://doi.org/10.1111/sum.13109","url":null,"abstract":"Native forests host important pools of soil organic carbon (SOC). This is a key element not only for ecosystem functioning but also for the global carbon cycle. Globally, and particularly in Argentina, native forests are being rapidly replaced by other land uses, raising questions about the impact of these transformations on SOC and its environmental controls. Based on the construction of the largest SOC database in Argentina to date, we investigated the patterns and controls of changes in SOC stocks associated with the replacement of native forests by other land uses. We constructed the database with a total of 818 sites with SOC data (0–30 cm depth), covering the main ecoregions, to which we added environmental information (e.g. satellite data, soil database and climate database), to study the environmental controls on SOC change after deforestation and on the original SOC content of native forests. Considering all ecoregions and all land use alternatives together, we found an average decrease in SOC stock of 18.2 Mg C ha<jats:sup>−1</jats:sup>, which represents a loss of more than a quarter of the original SOC stock of the native forest sites. A boosted regression tree explained 89% of the variation in SOC stock change and indicated that the initial forest SOC stock and the post‐deforestation land use were the most important variables explaining this variation (relative influence of 30.9% and 18.2%, respectively). The replacement of native forests by rainfed annual crops resulted in the largest decrease in SOC (−28 Mg C ha<jats:sup>−1</jats:sup>), which was twice as large as the decrease observed in rangelands (−14 Mg C ha<jats:sup>−1</jats:sup>). On the contrary, neither irrigated croplands nor tree plantations of fast‐growing species caused a decrease in SOC stocks (<jats:italic>p</jats:italic> &gt; .10). Climate and soil texture had an indirect effect on SOC changes through a strong influence on the initial SOC stocks in native forests (<jats:italic>p</jats:italic> &lt; .01). Our study highlighted the significant impact of land use change on SOC stocks, overshadowing other relevant environmental controls. Understanding how the SOC pool responds to land use change, environmental conditions and management practices is essential to increase the effectiveness of practices implemented to improve soil properties and mitigate climate change.","PeriodicalId":21759,"journal":{"name":"Soil Use and Management","volume":"36 1","pages":""},"PeriodicalIF":3.8,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142216453","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
The content and quality of soil carbon and nitrogen as well as enzymatic activity in soils with diverse texture following different land use and management practices 不同土地利用和管理方法下不同质地土壤中的土壤碳、氮含量和质量以及酶活性
IF 3.8 3区 农林科学
Soil Use and Management Pub Date : 2024-08-24 DOI: 10.1111/sum.13106
Bożena Dębska, Jacek Długosz, Anna Piotrowska‐Długosz
{"title":"The content and quality of soil carbon and nitrogen as well as enzymatic activity in soils with diverse texture following different land use and management practices","authors":"Bożena Dębska, Jacek Długosz, Anna Piotrowska‐Długosz","doi":"10.1111/sum.13106","DOIUrl":"https://doi.org/10.1111/sum.13106","url":null,"abstract":"A detailed knowledge concerning the responses of different carbon pools and the activity of soil enzymes to various land uses is critical for maintaining soil health and quality. Accordingly, the aim of this study was to determine the effects of different soil uses and management practices on the contents of total, dissolved and microbial biomass C and N as well as the fractional composition of humus and the set of enzyme activities. This study was conducted to compare the status of soil properties in the surface horizons of 24 soils with diverse textures, following the different land uses. Thus, arable lands, short‐term cultivation, vineyards, orchards, hop plantations and grasslands were compared. The contents of total and dissolved carbon and nitrogen, the fractional composition of humus, the content of microbial biomass C and N and the enzymatic activity were assessed. The application of various land uses affects the C and N content of the soils and their humus fractions as well as their enzymatic activities differently. Generally, both grass‐based systems (grasslands and orchards) revealed the most positive effects in most of the studied properties as compared to other land use systems. By contrast, long‐term tillage and/or the lack of permanent plant cover (cereals, grapevine and hop cultivation) adversely affects the studied properties of the soils. No clear pattern of changes was detected in terms of the fractional composition of the SOM. The enzymatic activity changed because of their different functions in SOM transformation and because of the differences in the complexities of the enzymatic substrates occurring in the soil. Most of the studied properties were significantly higher in soils with a loamy texture as compared to the sandy loam and loamy sand soils. Differently managed soils presented a distinctive response in terms of organic matter content and quality as well as extracellular enzyme activity as a function of the tillage regime applied and different cultivated plants. In general terms, both land uses which were based on permanent grass cultivation revealed that the most positive effects occurred on these studied properties as compared to other land use systems. Therefore, we may conclude that permanent grasslands play a special role in the status of soil organic matter, microbial content and enzymatic activity.","PeriodicalId":21759,"journal":{"name":"Soil Use and Management","volume":"92 1","pages":""},"PeriodicalIF":3.8,"publicationDate":"2024-08-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142216451","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
Effects of biochar addition on soil fauna communities—A meta‐analysis 添加生物碳对土壤动物群落的影响--荟萃分析
IF 3.8 3区 农林科学
Soil Use and Management Pub Date : 2024-08-09 DOI: 10.1111/sum.13096
Tao Li, Yan Jiao, Tingting Liu, Hongyu Gu, Zhihe Li, Shaoqing Wang, Jianbiao Liu
{"title":"Effects of biochar addition on soil fauna communities—A meta‐analysis","authors":"Tao Li, Yan Jiao, Tingting Liu, Hongyu Gu, Zhihe Li, Shaoqing Wang, Jianbiao Liu","doi":"10.1111/sum.13096","DOIUrl":"https://doi.org/10.1111/sum.13096","url":null,"abstract":"Soil fauna is an important part of global biodiversity and plays a vital role in ecosystems. The microbial communities in soil fauna can have significant impacts on soil fertility, as microbial communities play a pivotal role in soil function by supporting ecological integrity and agricultural productivity. This study assesses the effect of biochar on soil fauna and response of microbial communities. Biochar is a highly porous organic carbon material, and the impact of biochar on microbial communities in soil fauna remains unclear. To date, no quantitative or comprehensive investigation has been undertaken to examine the effects of biochar on microbial communities in soil fauna. In this paper, we aim to quantify the effects of biochar on the abundance and diversity of soil fauna communities in various environments by conducting a meta‐analysis of 24 studies and analysing 459 observations. The impact of biochar on soil fauna communities was determined by analysing the responses of soil fauna that included differences in biochar feedstock, pH and pyrolysis, application rates and application times, as well as soil fauna with different physiological characteristics (body size, presence of exoskeletons). The results showed that biochar had a neutral (non‐significant) effect on the soil fauna community, with a total mean effect size (Hedge's <jats:italic>g</jats:italic>) = −0.04 (CI: −0.28; −0.20). Results Data validation using Egger regression showed no publication bias. Higher pH biochar and biochar from conventional pyrolysis were beneficial to soil fauna, but not significant (QM (df = 3) = 4.07, <jats:italic>p</jats:italic> = .25). In addition, body size of soil animals significantly reflected different sensitivities to biochar application, with Medium‐sized animals benefiting the most from biochar addition (0.35; CI: 0.05; 0.65; <jats:italic>n</jats:italic> = 6; 56). Animals with (<jats:italic>n</jats:italic> = 11; 125) and without exoskeletons (<jats:italic>n</jats:italic> = 17; 308) also showed favourable and unfavourable responses to biochar addition, respectively. This study can provide basic data for the evolutionary pattern of animal communities during biochar soil amendment, as well as information for the comprehensive evaluation of the environmental and biological effects of biochar.","PeriodicalId":21759,"journal":{"name":"Soil Use and Management","volume":"7 1","pages":""},"PeriodicalIF":3.8,"publicationDate":"2024-08-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141933957","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
Amelioration of salt‐affected soil using combined amendments for synergistic effects: Impacts and management implications 利用复合添加剂改善受盐分影响的土壤,产生协同效应:影响和管理意义
IF 3.8 3区 农林科学
Soil Use and Management Pub Date : 2024-08-09 DOI: 10.1111/sum.13104
Tung Xuan Tan Nguyen, Binh Thanh Nguyen, Binh Vu Thai
{"title":"Amelioration of salt‐affected soil using combined amendments for synergistic effects: Impacts and management implications","authors":"Tung Xuan Tan Nguyen, Binh Thanh Nguyen, Binh Vu Thai","doi":"10.1111/sum.13104","DOIUrl":"https://doi.org/10.1111/sum.13104","url":null,"abstract":"Saline acid sulphate soils are commonly ameliorated using traditional amendments like lime and cow manure. Biochar, derived from crop residues, is another potential remedy for this type of soil. Their combined use may create synergistic effects, necessitating further investigation. This study aims to assess the combined impacts of biochar with traditional amendments on soil quality, properties and rice yield. A field experiment was established with six treatments: no‐amendment (control), lime, cow manure, biochar, combined lime and biochar, and combined cow manure and biochar with rice (<jats:italic>Oryza sativa</jats:italic>) planted in four replicates. The study revealed that the effects of these amendments on soil properties were driven by their inherent characteristics and secondary processes, such as neutralization. Combining biochar with lime significantly increased soil pH (6.2), and exchangeable calcium (648.6 cmol(+) kg<jats:sup>−1</jats:sup>), while reducing exchangeable aluminium (11.83 cmol(+) kg<jats:sup>−1</jats:sup>) and iron (37.5 cmol(+) kg<jats:sup>−1</jats:sup>), compared to the control. Meanwhile, combining biochar with cow manure notably enhanced Mehlich‐1 phosphorous (3.4 mg kg<jats:sup>−1</jats:sup>), organic carbon (4.99%), ammonium (27.0 mg kg<jats:sup>−1</jats:sup>) and cation exchange capacity (17.2 cmol(+) kg<jats:sup>−1</jats:sup>). Biochar combined with cow manure exhibited greater synergetic effects on soil quality than when combined with lime. Consequently, these combinations improved the soil quality index, which exhibited a strong correlation with rice yield and biomass when its value was below 0.4. This finding indicates that these combinations exhibit insignificant synergistic effects on rice yield and growth. Further research is needed to elucidate these findings and explore the optimal application rates concerning soil properties for improved management practices.","PeriodicalId":21759,"journal":{"name":"Soil Use and Management","volume":"307 1","pages":""},"PeriodicalIF":3.8,"publicationDate":"2024-08-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141933955","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
Assessing the effect of Lake Erie dredged sediment on soil properties and specialty crops development 评估伊利湖疏浚沉积物对土壤性质和特种作物生长的影响
IF 3.8 3区 农林科学
Soil Use and Management Pub Date : 2024-08-09 DOI: 10.1111/sum.13102
Juan Pablo Sequeira, Angélica Vázquez‐Ortega, Olusola Oyewumi, Guilherme Signorini
{"title":"Assessing the effect of Lake Erie dredged sediment on soil properties and specialty crops development","authors":"Juan Pablo Sequeira, Angélica Vázquez‐Ortega, Olusola Oyewumi, Guilherme Signorini","doi":"10.1111/sum.13102","DOIUrl":"https://doi.org/10.1111/sum.13102","url":null,"abstract":"To maintain harbour navigability, significant quantities of sediments are annually dredged and disposed of in the vicinities of Lake Erie. This study aimed to assess the impact of Lake Erie sediment on the productivity of tomatoes, lettuce, and carrots. Using a greenhouse setting, this experiment evaluates different sediment‐farm soil ratios: 100% farm soil (Farm Soil), 100% lake sediment (Sediment), and a blend of 10% dredge sediment and 90% farm soil (Mixture). We evaluated the chemical and physical composition of the treatments and the development of the roots, leaves, and fruit production for each crop. Additionally, Total Organic Carbon (TOC), Total Nitrogen (TN), and Total Phosphorus (TP) were assessed post‐harvest for each crop's roots, leaves, and fruit biomass. The Sediment treatment showed higher pH, Cation Exchange Capacity (CEC), Calcium, and TOC but lower magnesium, phosphate, and potassium compared to Farm Soil. The Sediment and Mixture treatments exhibited higher root and leaf dry weights for lettuce compared to Farm Soil, with the Sediment treatment showing the longest roots. Sediment and Mixture treatments in carrots led to greater root weight and length. Tomatoes submitted to the Sediment treatment excelled in all variables except stem diameter. Lettuce and carrot biomass analysis revealed no statistical differences in TOC and TN among the treatments. Tomato biomass analysis showed no differences among the three treatments. The use of Lake Erie dredged sediment led to increased crop biomass in the greenhouse production of tomatoes, carrots, and lettuce.","PeriodicalId":21759,"journal":{"name":"Soil Use and Management","volume":"23 1","pages":""},"PeriodicalIF":3.8,"publicationDate":"2024-08-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141933833","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}
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