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Tracing the legacy of past semiarid morphodynamics in multiconvex tropical rainforest morphology in the Guiana Shield of Suriname 在苏里南圭亚那地盾的多凸热带雨林形态中追踪过去半干旱形态动力学的遗产
IF 5.4 1区 农林科学
Catena Pub Date : 2025-07-24 DOI: 10.1016/j.catena.2025.109286
Flip Kips , Age Snel , André Elink Schuurman , Kathleen Gersie , Salomon Kroonenberg
{"title":"Tracing the legacy of past semiarid morphodynamics in multiconvex tropical rainforest morphology in the Guiana Shield of Suriname","authors":"Flip Kips ,&nbsp;Age Snel ,&nbsp;André Elink Schuurman ,&nbsp;Kathleen Gersie ,&nbsp;Salomon Kroonenberg","doi":"10.1016/j.catena.2025.109286","DOIUrl":"10.1016/j.catena.2025.109286","url":null,"abstract":"<div><div>A comprehensive survey of landforms, soils, geology and heavy mineral analyses in traverses across the tropical rainforest-covered Upper Suriname drainage basin shows that the prevailing multiconvex morphology conceals evidence for duricrusted colluvial slopes. They testify of pedimentation processes in past semi-arid climate conditions in the presence of mafic rocks with duricrust caps in the headwaters of the tributary creeks. In areas underlain by different types of granites and high-grade metamorphic rocks etchplain characteristics prevail. Previous studies underestimated the important role of lithology in morphological processes. The multiconvex landforms also conceal dissected remnants of higher-level river terraces deposited during semi-arid climate intervals under a continuous uplift regime, as evidenced by their heavy mineral assemblages.</div></div>","PeriodicalId":9801,"journal":{"name":"Catena","volume":"258 ","pages":"Article 109286"},"PeriodicalIF":5.4,"publicationDate":"2025-07-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144696605","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Monoculture-experiment evidence that plant species identity regulates soil biota attributes and soil functions 单一栽培试验证明植物物种身份调节土壤生物群属性和土壤功能
IF 5.4 1区 农林科学
Catena Pub Date : 2025-07-24 DOI: 10.1016/j.catena.2025.109309
Jing Huang , Shuaifei Wang , Ying Wu , Xiaoming Lu , Yongfei Bai , Bing Wang , Dima Chen
{"title":"Monoculture-experiment evidence that plant species identity regulates soil biota attributes and soil functions","authors":"Jing Huang ,&nbsp;Shuaifei Wang ,&nbsp;Ying Wu ,&nbsp;Xiaoming Lu ,&nbsp;Yongfei Bai ,&nbsp;Bing Wang ,&nbsp;Dima Chen","doi":"10.1016/j.catena.2025.109309","DOIUrl":"10.1016/j.catena.2025.109309","url":null,"abstract":"<div><div>Understanding how plant species identity modulates soil biota and their functions is a pivotal aspect in plant-soil interactions. In a three-year in situ monoculture experiment conducted on Inner Mongolia grasslands, we examined species identity-driven variations in soil microbe and nematode (biomass, richness, and structure), and soil carbon and nitrogen mineralization rates across 14 distinct plant species from 4 functional groups. Results showed that biomass or abundance of soil biota in annuals and biennials group was higher than that of other functional groups with relatively conservative strategies, but richness of soil biota tended to decrease. Piecewise SEM analysis revealed that effects of plant identity on attributes of soil microbe were mainly related to plant size traits, while effects of plant identity on attributes of nematodes were related to plant size traits and nematode resources. Plant species identity also affected the rates of soil organic carbon decomposition, with these changes in soil functions directly associated with the attributes of bacteria and fungi and plant size traits. Our findings demonstrate that effects of plant identity on the attributes of multiple functional groups in soil biota are mainly through strong bottom-up cascading effects, providing insight into plant-soil interaction studies from a species-based perspective. These findings will improve our ability to forecast the effects of changes in plant performance and plant community composition caused by future global change on soil biota communities and soil functions in grasslands.</div></div>","PeriodicalId":9801,"journal":{"name":"Catena","volume":"258 ","pages":"Article 109309"},"PeriodicalIF":5.4,"publicationDate":"2025-07-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144703240","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Impacts of climate change and vegetation greening driven by natural and anthropogenic factors on carbon sink in Chinese Loess Plateau after ecological restoration 生态恢复后气候变化与自然与人为植被绿化对中国黄土高原碳汇的影响
IF 5.4 1区 农林科学
Catena Pub Date : 2025-07-23 DOI: 10.1016/j.catena.2025.109310
Yi Zhang , Zhihui Wang , Xiaogang Shi , Pengcheng Sun , Peiqing Xiao , Jiren Xu , Dongliang Shen
{"title":"Impacts of climate change and vegetation greening driven by natural and anthropogenic factors on carbon sink in Chinese Loess Plateau after ecological restoration","authors":"Yi Zhang ,&nbsp;Zhihui Wang ,&nbsp;Xiaogang Shi ,&nbsp;Pengcheng Sun ,&nbsp;Peiqing Xiao ,&nbsp;Jiren Xu ,&nbsp;Dongliang Shen","doi":"10.1016/j.catena.2025.109310","DOIUrl":"10.1016/j.catena.2025.109310","url":null,"abstract":"<div><div>The Loess Plateau (LP) has been recognized as a significant hotspot for vegetation greening in China since 2000. However, the influence of vegetation greening driven by various factors on carbon sinks in changing environments remains unclear due to the lack of high-precision datasets on carbon stock changes and effective attribution analysis methods. In this study, a time-series dataset of vegetation total carbon density (VTCD), soil organic carbon density (SOCD), and ecosystem total carbon density (ETCD) in the LP was estimated using a combination of multi-source data and machine learning algorithms. The impact of vegetation greening on carbon sinks was further decomposed by considering the effects of climate change and human activities on vegetation dynamics. Our findings indicate that the Extra Trees Regressor performs best in estimating VTCD (RMSE = 0.42 kgC m<sup>–2</sup>) and SOCD (RMSE = 2 kgC m<sup>–2</sup>). Across the entire landscape, the average carbon sequestration rate (CSR) is 37 gC·m<sup>–2</sup>·a<sup>–1</sup>, comprising 26 gC·m<sup>–2</sup>·a<sup>–1</sup> from soil and 11 gC·m<sup>–2</sup>·a<sup>–1</sup> from vegetation. The highest CSR is found in naturally restored forests (55.26 gC·m<sup>–2</sup>·a<sup>–1</sup>), followed by grassland converted to forest (G-F) at 50 gC·m<sup>–2</sup>·a<sup>–1</sup>, and cropland converted to forest and grassland (C-Fg) at 38.23 gC·m<sup>–2</sup>·a<sup>–1</sup>. Compared to natural recovery areas, human-induced restoration demonstrates a significant carbon sink benefit (70 %–303 %), exhibiting distinct spatial heterogeneity. The direct impact of climatic factors on carbon sinks is 3.44 gC·m<sup>–2</sup>·a<sup>–1</sup>, contributing 9.3 % to the overall carbon sink. Vegetation greening accounts for 83.4 % of the carbon sink, with contributions of 44.5 % from climate-driven natural recovery, 24.7 % from cultivation management, and 14.2 % from human-induced vegetation type change. Additionally, the positive impacts of other human activities (e.g., terracing, check dams) on carbon sinks should not be overlooked. This study provides new insights into the effects of climate change and human activities on carbon sinks in the Loess Plateau.</div></div>","PeriodicalId":9801,"journal":{"name":"Catena","volume":"258 ","pages":"Article 109310"},"PeriodicalIF":5.4,"publicationDate":"2025-07-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144685467","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Interactive effects of carbon and nitrogen fixation in two biocrust types in the Mu Us Sandland 毛乌素沙地两种生物结壳类型碳氮固定的交互效应
IF 5.4 1区 农林科学
Catena Pub Date : 2025-07-23 DOI: 10.1016/j.catena.2025.109305
Wenxin Zhang , Mengchen Ju , Shufang Wu , Chongfeng Bu , Jin Fan , Xinhao Li , Yingxin Wei , Jingwen Pang , Kadambot H.M. Siddique
{"title":"Interactive effects of carbon and nitrogen fixation in two biocrust types in the Mu Us Sandland","authors":"Wenxin Zhang ,&nbsp;Mengchen Ju ,&nbsp;Shufang Wu ,&nbsp;Chongfeng Bu ,&nbsp;Jin Fan ,&nbsp;Xinhao Li ,&nbsp;Yingxin Wei ,&nbsp;Jingwen Pang ,&nbsp;Kadambot H.M. Siddique","doi":"10.1016/j.catena.2025.109305","DOIUrl":"10.1016/j.catena.2025.109305","url":null,"abstract":"<div><div>Biocrusts, as pioneer organisms in dryland ecosystems, play a vital role in regulating carbon (C) and nitrogen (N) cycling. Understanding how precipitation gradients influence regional-scale variations in C and N components—and their coupling—is essential for effectively conserving and managing biocrusts. This study examined differences and interactions in C and N dynamics within moss- and cyanobacteria-dominated biocrusts and their underlying soils across three representative sites along a west–east precipitation gradient (262–476 mm) in the Mu Us Sandland. We also assessed the relationships between microbial diversity, functional genes involved in C and N cycling, and soil C–N content. Significant spatial heterogeneity was observed: biocrusts in the eastern region had the highest levels of dissolved organic carbon and particulate organic carbon (361.52 and 8.41 mg·kg<sup>−1</sup>, respectively), while nitrate-N and organic N concentrations peaked in the western region (6.68 and 1.02 mg·kg<sup>−1</sup>, respectively; P &lt; 0.05). Bacterial diversity and C–N cycling-related genes strongly correlated with C and N accumulation and transformation, exhibiting distinct regional patterns. Partial least squares path modeling indicated that precipitation gradients drove divergence in C–N coupling (goodness-of-fit = 0.80 for moss crusts, 0.74 for cyanobacteria crusts). In moss crusts, N fixation functional genes enhanced C and N components. In contrast, in cyanobacteria crusts, N consumption functional genes negatively affected N content (<em>β</em> = −0.69, P &lt; 0.05), contributing to N losses in wetter regions through leaching. Functional gene expression by <em>Cyanobacteria</em> and <em>Proteobacteria</em> was identified as a key regulator of C–N interactions. These findings provide mechanistic insight into the microbial basis of regional-scale C–N coupling, highlight the importance of moss crusts for nutrient retention under increased precipitation, and offer a scientific foundation for dryland ecosystem management and climate adaptation strategies.</div></div>","PeriodicalId":9801,"journal":{"name":"Catena","volume":"258 ","pages":"Article 109305"},"PeriodicalIF":5.4,"publicationDate":"2025-07-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144685464","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Contrasting patterns and drivers of soil microbial communities in high-elevation montane grasslands and deserts of the Qinghai-Tibetan plateau in China 青藏高原高海拔山地草原与荒漠土壤微生物群落格局及驱动因素对比
IF 5.4 1区 农林科学
Catena Pub Date : 2025-07-23 DOI: 10.1016/j.catena.2025.109321
Yulong Duan , Jianhua Zhao , Junbiao Zhang , Lilong Wang , Yun Chen , Xuyang Wang , Fasi Wu , Yuqiang Li
{"title":"Contrasting patterns and drivers of soil microbial communities in high-elevation montane grasslands and deserts of the Qinghai-Tibetan plateau in China","authors":"Yulong Duan ,&nbsp;Jianhua Zhao ,&nbsp;Junbiao Zhang ,&nbsp;Lilong Wang ,&nbsp;Yun Chen ,&nbsp;Xuyang Wang ,&nbsp;Fasi Wu ,&nbsp;Yuqiang Li","doi":"10.1016/j.catena.2025.109321","DOIUrl":"10.1016/j.catena.2025.109321","url":null,"abstract":"<div><div>Soil microorganisms are essential for ecosystem functioning, especially in an alpine/cold climate, yet their response along elevation gradients in different types of ecosystems within alpine cold regions is largely unknown. Here, we used Illumina MiSeq sequencing to investigate the geographic distribution, co-occurrence patterns, and assembly processes of topsoil (0–20 cm) microbial communities in alpine grasslands (3165–4903 m) and alpine deserts (3150–5200 m) of the east Qinghai-Tibetan plateau. Our results revealed contrary altitudinal distribution patterns for bacterial and eukaryotic α-diversity in the alpine topsoil of grasslands and deserts. Whether bacteria or eukaryotes, with rising elevation their α-diversity <em>decreased</em> linearly and significantly in alpine grasslands but instead <em>increased</em> linearly and significantly in alpine deserts. Soil bacterial community composition was strongly correlated with the soil <em>pH</em> of alpine grasslands, and with four ecological factors—<em>EC</em> (electrical conductivity) and <em>pH</em> in soil, <em>MAP</em> (mean annual precipitation), and <em>MAT</em> (mean annual temperature)—in the alpine deserts. Furthermore, although the soil eukaryotic community composition did not show a clear relationship to any ecological factors in alpine grasslands, it had a strong correlation with <em>MAP</em> in alpine deserts. Meanwhile, we detected a stronger more complex network structure of bacteria–eukaryota community interactions in alpine grasslands than in alpine deserts. Moreover, soil bacteria–eukaryota network complexity in alpine grasslands followed a unimodal pattern along the elevation gradient; however, for alpine deserts no elevation dependence was evident. Finally, our results confirmed that, whether in alpine grassland or desert, soil bacteria are governed by both stochastic and deterministic assembly processes. Unlike bacteria, however, stochastic processes (dispersal limitation and drift) mainly underpinned eukaryotic assembly in soil of both ecosystem types. Collectively, these findings advance our understanding of the geographic patterns and mechanisms driving the assembly of soil bacterial and eukaryotic communities in alpine ecosystems.</div></div>","PeriodicalId":9801,"journal":{"name":"Catena","volume":"258 ","pages":"Article 109321"},"PeriodicalIF":5.4,"publicationDate":"2025-07-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144685466","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Parent material origin as a factor influencing the development and properties of Brunic Arenosols in a young glacial landscape 母质来源是影响年轻冰期景观中浅埋砂发育和性质的因素
IF 5.4 1区 农林科学
Catena Pub Date : 2025-07-22 DOI: 10.1016/j.catena.2025.109320
Krzysztof Sztabkowski , Jerzy Jonczak
{"title":"Parent material origin as a factor influencing the development and properties of Brunic Arenosols in a young glacial landscape","authors":"Krzysztof Sztabkowski ,&nbsp;Jerzy Jonczak","doi":"10.1016/j.catena.2025.109320","DOIUrl":"10.1016/j.catena.2025.109320","url":null,"abstract":"<div><div>In this study, we aimed to quantify the effects of parent material origin on chosen indicators of pedogenesis and properties of Brunic Arenosols in a young glacial landscape (Poznań and Pomeranian Phases of the Vistulian Glaciation). A total of 74 soil profiles that developed from six types of parent material (aeolian cover, kames, eskers, sandurs, supra-flood terraces, moraines) were described, sampled, and analyzed. The origin of the parent material seems to have been important in influencing the variability of the studied soils, although they showed great heterogeneity, so this was not always statistically confirmed. The importance of the parent material was well reflected in the morphological characteristics of the soils, such as the depth of the solum, thickness of the Bw horizon, and its color saturation. There were also clear differences in some nutrients (P, K, Ca), sorption characteristics, and iron forms. These characteristics are strongly influenced by soil mineral phase. The greatest differences were found between soils developed from sediments resulting from contrasting depositional mechanisms. The most distinctive were those developed from aeolian and glacial substrates. In general, all the soils studied represented sandy texture classes and therefore differences in physical characteristics were rather low. In addition, the soils usually did not differ in pH. The results of our studies highlighted the large variability of Brunic Arenosols and their continuum. Our findings should be considered more as a contribution to better understanding the problem addressed and to the planning of further studies, rather than a final report</div></div>","PeriodicalId":9801,"journal":{"name":"Catena","volume":"258 ","pages":"Article 109320"},"PeriodicalIF":5.4,"publicationDate":"2025-07-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144680681","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Fire effects on soils erodibility in rainforest conversion in southern Brazil 巴西南部雨林转化过程中火灾对土壤可蚀性的影响
IF 5.4 1区 农林科学
Catena Pub Date : 2025-07-22 DOI: 10.1016/j.catena.2025.109312
Paulo A. Fachin , Edivaldo L. Thomaz
{"title":"Fire effects on soils erodibility in rainforest conversion in southern Brazil","authors":"Paulo A. Fachin ,&nbsp;Edivaldo L. Thomaz","doi":"10.1016/j.catena.2025.109312","DOIUrl":"10.1016/j.catena.2025.109312","url":null,"abstract":"<div><div>The conversion of rainforests through fire alters the erosive processes impacting the physical properties and soil erodibility. To date, no studies have directly investigated the impact of this transformation on soil erodibility. This study evaluates a recent subtropical rainforest conversion system with the use of fire – from three months to four years post-fire – in two types of soil (Ferralsol and Cambisol). We are seeking to answer the following questions: (a) How does the conversion of subtropical rainforests with the use of fire affect the physical dynamic of different soil types? (b) How do the erosion mechanisms and the erodibility of these soils respond to these forest conversions? (c) How does subtropical rainforests conversion alter the root dynamic of the soils and how does this correlate with the physical properties and the erodibility? Thus, undeformed soil samples were collected using erosion plots (0.135 m<sup>2</sup> of area x 10 cm depth) in the following areas of each soil type: (1) native forest; (2) ninety days post-fire; and (3) four years post-fire, for experimental evaluation under simulated rain. The results showed changes of 50 % in the physical properties of the Ferralsol and 33 % in the Cambisol. The Ferralsol microaggregates increased by 27.7 % post-fire and the Cambisol microaggregates increased by 34 % post-fire. Rainsplash accounted for more than 83 % of the total soil loss in both soils. Interrill detachment varied from 2.38 × 10<sup>−3</sup> to 7.43 × 10<sup>−3</sup> kg m<sup>−2</sup> s<sup>−1</sup>, increasing in the Ferralsol four years post-fire and decreasing in the Cambisol ninety days post-fire. Interrill erodibility varied between 2.86 × 10<sup>6</sup> and 7.68 × 10<sup>6</sup> kg s m<sup>−4</sup> with a post-fire decrease only in the Cambisol. Correlation analysis indicated that the organic matter, aggregate stability, bulk density, and shear strength influenced the rainsplash and sheetwash) while root dynamic influenced the erodibility.</div></div>","PeriodicalId":9801,"journal":{"name":"Catena","volume":"258 ","pages":"Article 109312"},"PeriodicalIF":5.4,"publicationDate":"2025-07-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144680680","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Woody plant encroachment allocated more photosynthetic carbon belowground through soil pores in grasslands 木本植物的入侵通过土壤孔隙向地下分配了更多的光合碳
IF 5.4 1区 农林科学
Catena Pub Date : 2025-07-20 DOI: 10.1016/j.catena.2025.109303
Ling Gan, Xia Hu
{"title":"Woody plant encroachment allocated more photosynthetic carbon belowground through soil pores in grasslands","authors":"Ling Gan,&nbsp;Xia Hu","doi":"10.1016/j.catena.2025.109303","DOIUrl":"10.1016/j.catena.2025.109303","url":null,"abstract":"<div><div>Shrub encroachment is a significant ecological challenge for grassland ecosystems worldwide. However, few studies have investigated the allocation of photosynthetic C to soils, and the role of soil pore structure in regulating root-derived C input in shrub-encroached grasslands remains unclear. Therefore, we aimed to investigate the characteristics of the allocation of photosynthetic, root-derived C and the role of soil pore structure in C allocation. To this end, we conducted an in situ <sup>13</sup>C labeling experiment in typical shrub-encroached grasslands, using native grasslands as the controls, and performed X-ray computed tomography (CT) scanning to determine the soil pore structure. The results showed that a substantially higher proportion of <sup>13</sup>C was allocated belowground (32.60 % in roots and 19.46 % in soil) in shrub-encroached grasslands than that in native grasslands (5.21 % in roots and 9.46 % in soil) 14 days after labeling. Shrubs allocated more photosynthetic C belowground compared with that allocated by herbs. Additionally, photosynthetic C transport from shrubs to rhizosphere soils was slower than that from herbs. Photosynthetic C was allocated to rhizosphere soils first through macropores (&gt;150 μm Ø) and then through smaller pores (&lt;150 μm Ø). In summary, shrub encroachment enhanced the stability of newly assimilated carbon by increasing photosynthetic carbon input and slowing soil carbon turnover. However, long-term carbon pool measurements revealed that soil C stocks of grasslands were twice as high as those in shrub-encroached soils. Therefore, compared with native grasslands, shrubs may be more suitable for short-term soil C sequestration in shrub-encroached grasslands. However, in the long term, the greater abundance of bacteria and Gram-negative bacteria in shrub-encroached grasslands will enhance mineralization and lead to infertile soils.</div></div>","PeriodicalId":9801,"journal":{"name":"Catena","volume":"258 ","pages":"Article 109303"},"PeriodicalIF":5.4,"publicationDate":"2025-07-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144665563","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Dynamics of soil organic carbon storage and aggregate stability during natural restoration after clear-cutting in temperate forests 温带森林采伐后自然恢复过程中土壤有机碳储量与团聚体稳定性动态
IF 5.4 1区 农林科学
Catena Pub Date : 2025-07-19 DOI: 10.1016/j.catena.2025.109304
Binbin Huang , Xiaochun Wang , Yuan Wang , Guoyong Yan , Guancheng Liu , Yajuan Xing , Qinggui Wang
{"title":"Dynamics of soil organic carbon storage and aggregate stability during natural restoration after clear-cutting in temperate forests","authors":"Binbin Huang ,&nbsp;Xiaochun Wang ,&nbsp;Yuan Wang ,&nbsp;Guoyong Yan ,&nbsp;Guancheng Liu ,&nbsp;Yajuan Xing ,&nbsp;Qinggui Wang","doi":"10.1016/j.catena.2025.109304","DOIUrl":"10.1016/j.catena.2025.109304","url":null,"abstract":"<div><div>Forest restoration is being scaled up globally to deliver critical ecosystem services and carbon(C) storage capacity. However, it is far less known about the driving mechanisms of soil organic C (SOC) and soil aggregate stability dynamics during natural forest restoration. In this study, an undisturbed primary forest (PF) and a sequence of natural secondary forest with different restoration time of 20 years (R20), 32 years (R32), 47 years (R47), and 61 years (R61) were selected. Compared to R20, the SOC content was increased by 24.78 % (R32), 49.90 % (R47), 66.42 % (R61), and 72.11 % (PF), respectively, and the particulate organic C (POC) content was increased by 34.21 % (R32), 98.81 % (R47), 133.87 % (R61) and 153.96 % (PF), respectively. Litter is the main source of POC, which has always been a major component of SOC during forest restoration. Mineral-associated organic carbon (MAOC) also increases with forest recovery, but its accumulation rate decelerates as SOC levels rise. The proportion of &gt; 1 mm macroaggregates gradually increased over time. The mean weight diameter (MWD) of R32, R47, R61 and PF increased by 35.64 %, 90.10 %, 109.90 % and 117.49 % compared with R20, respectively. Fine root traits and glomalin-related soil protein (GRSP) are key drivers of aggregate stability dynamics. Moreover, the increase in SOC, improved aggregate stability, and POC accumulation in macroaggregates progress synchronously during forest restoration.</div></div>","PeriodicalId":9801,"journal":{"name":"Catena","volume":"258 ","pages":"Article 109304"},"PeriodicalIF":5.4,"publicationDate":"2025-07-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144662612","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Global response of soil phosphatase activity to land reclamation and vegetation restoration 全球土壤磷酸酶活性对土地复垦和植被恢复的响应
IF 5.4 1区 农林科学
Catena Pub Date : 2025-07-18 DOI: 10.1016/j.catena.2025.109300
Huaisong Wang , Mingming Wang , Jialing Xu , Yibo Tian , Jinyu Bai , Lei Zhang , Lianxuan Shi , Jixun Guo , Yingzhi Gao , Rui Guo , Tao Zhang
{"title":"Global response of soil phosphatase activity to land reclamation and vegetation restoration","authors":"Huaisong Wang ,&nbsp;Mingming Wang ,&nbsp;Jialing Xu ,&nbsp;Yibo Tian ,&nbsp;Jinyu Bai ,&nbsp;Lei Zhang ,&nbsp;Lianxuan Shi ,&nbsp;Jixun Guo ,&nbsp;Yingzhi Gao ,&nbsp;Rui Guo ,&nbsp;Tao Zhang","doi":"10.1016/j.catena.2025.109300","DOIUrl":"10.1016/j.catena.2025.109300","url":null,"abstract":"<div><div>Phosphatase activity plays a significant role in soil phosphorus (P) cycling, supporting plant growth and maintaining soil health, yet agricultural-driven land use changes have substantially regulated its activity. However, the global impact of land reclamation and vegetation restoration on phosphatase activity remains unclear. This study conducted a <em>meta</em>-analysis using 851 observations of phosphatases from 201 publications to explore the response of phosphatase activity to land reclamation and vegetation restoration. Land reclamation significantly inhibited soil acid (ACP) and alkaline phosphatase (ALP) activities by 28.94 % and 22.95 %, while vegetation restoration increased ACP and ALP activities by 46.10 % and 68.17 %. Phosphatase activity in forests was more influenced by land use change than in grasslands. The decreases in ACP activities from forest to cropland (− 33.25 %) were significantly greater than those from grassland to cropland (−20.11 %). Phosphatase activities were positively correlated with vegetation restoration years (<em>P</em> &lt; 0.05), but not with land reclamation years (<em>P</em> &gt; 0.05). Notably, during land reclamation, phosphatase activity was mainly driven by soil total nitrogen, organic carbon and microbial biomass carbon, whereas, mean annual temperature precipitation played a larger role in determining phosphatase activity during vegetation restoration. Our research suggests that land reclamation can weaken phosphorus cycling function, but targeted vegetation restoration measures, especially long-term restoration, can reverse these negative impacts. Our results highlight that it is crucial to use sustainable agricultural measures and incentivize climate adaptive land management to ensure long-term soil productivity and improve overall soil health. These findings emphasize the significant and variable influences of environmental factors on soil phosphatase activity across various land use patterns, providing valuable insights for land management and ecological restoration.</div></div>","PeriodicalId":9801,"journal":{"name":"Catena","volume":"258 ","pages":"Article 109300"},"PeriodicalIF":5.4,"publicationDate":"2025-07-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144656255","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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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