Results 41 to 50 of about 2,461 (181)

Complementing urban agriculture and green spaces is important for ecosystem functions and biodiversity in cities: A systematic review and meta‐analysis

open access: yesEcological Solutions and Evidence, Volume 6, Issue 3, July–September 2025.
Urban agriculture is in an intermediate state between traditional urban green spaces and conventional rural farms in terms of environmental impacts, so that its contribution to urban sustainability requires complementarity with other green spaces. Abstract As cities expand, they encroach on agricultural land, impacting food production and natural ...
Zeyu Li   +8 more
wiley   +1 more source

北岳恒山地道黄芪营养特征及产地土壤理化性状研究

open access: yesShuitu Baochi Xuebao, 2005
通过对山西省北岳恒山地道黄芪主产区代表性土壤进行定点采样和分析,对地道黄芪产地土壤类型、物理性状、养分状况、营养吸收规律、土壤酶活性及微生物区系进行了研究。结果表明,地道黄芪主产地土壤发育不完全,成土母质为花岗片麻岩,土壤类型以粗骨性栗褐土和淋溶褐土为主,土壤质地为砂质壤土,土体通透性较好。另外产地土壤有机质、全氮和速效钾含量较高。营养分析结果表明,黄芪地下部分营养元素的浓度普遍都高于地上部分,而且是随着生长年限的增加,这种差异越大。另外,黄芪对N、K、Fe、Zn有明显的富集作用。土壤酶结果表明 ...
张强 程滨 董云中 郜春花 李彩萍 卢朝东
doaj   +2 more sources

Determination of Soil Fluorine Speciation and Main Factors Affecting Tea Fluorine Content in Tea Gardens of Daba Mountain [PDF]

open access: yes
In recent years, the relationship between fluorine intake through tea drinking and human health has received significant attention. To investigate the effect of soil properties on tea fluorine, 64 sets of tea garden soil-tea samples were collected in ...
Boxin FENG   +7 more
core   +1 more source

生物质磺酸钙对荒漠土壤改良作用的研究 [PDF]

open access: yes, 2019
在实验室条件下,研究了生物质磺酸钙对荒漠沙土的改良作用。结果表明,沙土中添加2%生物质磺酸钙,土壤中有机质、全氮、速效钾、速效磷含量和土壤持水量均显著增加 ...
保雄伟   +3 more
core   +2 more sources

Tree mycorrhizal associations regulate relationships between plant and microbial communities and soil organic carbon stocks at local scales in a temperate forest

open access: yesFunctional Ecology, Volume 39, Issue 6, Page 1550-1566, June 2025.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Forests store substantial amounts of soil organic carbon (SOC), but SOC stocks differ strongly between forest ecosystems dominated by arbuscular mycorrhizal (AM) or ectomycorrhizal (EcM) fungi.
Mengxu Zhang   +10 more
wiley   +1 more source

Plant–microbe interactions drive the rhizosphere microbial assembly and nitrogen cycling in a subtropical forest

open access: yesFunctional Ecology, Volume 39, Issue 5, Page 1274-1287, May 2025.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Interactions between plants and soil microorganisms in the rhizosphere are vital for maintaining the nutrient cycle and stability of terrestrial ecosystems. Nitrogen, closely related to carbon (C) cycling and ecosystem productivity, undergoes transformation by soil ...
Ru Wang   +9 more
wiley   +1 more source

Relationship between mangrove distribution and soil characters at Dongzhai Harbor and Qinglan Harbor, Hainan [PDF]

open access: yes, 2008
以海南东寨港和清澜港红树林为研究对象,在东寨港演丰镇、三江镇和清澜港文昌的海岸从水缘至陆缘设置样带,于每样带按一定间距设置调查位点,在每位点记录物种出现情况,并分析部分样带土壤的理化性质和生化性质。比较东寨港和清澜港土壤底质、潮位等因素对红树林分带的影响。 研究结果表明,所调查的红树植物物种从低潮滩至高潮滩分布的序列为:白骨壤一般为先锋植物,但由于适应生境能力强,在不同滩位和潮带均可见;正红树、红海榄、杯萼海桑、海桑为前沿向海带;秋茄、桐花树、木榄、海莲、角果木、瓶花木、榄李位于中间林带;木果楝、老属簕、
刘美龄
core  

Research on soil improvement and engineering application under mixed application of environmental materials in alpine mining areas [PDF]

open access: yes
To address the issues of inadequate topsoil structure, soil erosion, and low soil fertility in the reclamation of alpine mining areas. Taking Qinghai West Copper Mine as an example, this study investigates the impact of three materials—sheep manure(A ...
Jie REN   +4 more
core   +1 more source

Plant nutrient‐acquisition strategies contribute to species replacement during primary succession

open access: yesJournal of Ecology, Volume 113, Issue 4, Page 988-1003, April 2025.
Pioneer species Hippophae acquires phosphorus and nitrogen mainly by ‘mining’ and N2‐fixing strategies and thus dominates in the beginning of primary succession. As soil nutrient availability increases with the mobilization of apatite‐P and input of N‐rich plant residues, Hippophae' strategies become less efficient than Populus's scavenging strategies.
Xiao‐Long Li   +12 more
wiley   +1 more source

Ensuring sustainable water security through sustainable land management: Research evidences for policy

open access: yesWorld Water Policy, Volume 10, Issue 4, Page 1170-1186, November 2024.
Abstract Sustainable land management (SLM) practices is a key to reducing rates of land degradation and has proven to ensure water security by increasing soil moisture availability, decreasing surface runoff, decreasing soil erosion, increasing infiltration, and decreasing flood discharge. Land degradation is adversely affecting over 75% of the Earth's
Melku Dagnachew   +5 more
wiley   +1 more source

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