Results 81 to 90 of about 645,135 (300)

Matéria orgânica em quatro tipos de solos brasileiros: composição química e sorção de atrazina Organic matter in four Brazilian soil types: chemical composition and atrazine sorption

open access: yesQuímica Nova, 2010
Soil organic matter is the main sorptive soil compartment for atrazine in soils, followed in a minor scale by the inorganic fraction. In this study, the soil organic matter quality and atrazine sorption were investigated in four different soil types. The
Deborah Pinheiro Dick   +3 more
doaj   +1 more source

Effect of Irrigation Interval and Soil Amendments on Soil Organic C, Nitrogen and Potassium of Sandy Soil and Growth of Jatropha Curcas L. [PDF]

open access: yes, 2013
Inherently, sandy soil is the unfertile soil with low in all aspects of soil fertility and has a low capacity to retain water applied nutrients. To improve the fertility of sandy soil as media growth of Jatropha curcas, clay and organic matter may have ...
Djajadi, D. (Djajadi)   +1 more
core  

Review of key causes and sources for N2O emmisions and NO3-leaching from organic arable crop rotations [PDF]

open access: yes, 2018
. The emissions of nitrous oxide (N2O) and leaching of nitrate (NO3) have considerable negative impacts on climate and the environment. Although these environmental burdens are on average less per unit area in organic than in non-organic production, they
Doltra, Jordi   +11 more
core   +1 more source

Single‐Cell Transcriptomics Reveals FLS2‐Dependent Hypoxia Signaling and ERF13‐Mediated Transcription During flg22‐Triggered Immunity

open access: yesAdvanced Science, EarlyView.
This study employs sc‐RNA sequencing, genetics, and phenotyping to systematically map the cell‐type‐specific immune responses triggered by flg22. It reveals FLS2‐dependent transcriptional reprogramming in epidermal and mesophyll cells, and uncovers crosstalk between immune and hypoxia signaling pathways.
Yaping Zhou   +17 more
wiley   +1 more source

Development of a framework for the evaluation of the environmental benefits of controlled traffic farming [PDF]

open access: yes, 2015
Although controlled traffic farming (CTF) is an environmentally friendly soil management system, no quantitative evaluation of environmental benefits is available.
Mouazen, Abdul Mounem, Palmqvist, Martin
core   +2 more sources

Coupled Above‐ and Belowground Ecosystem Stability Worldwide

open access: yesAdvanced Science, EarlyView.
Are the worlds above and below our feet in sync? This global exploration reveals an entangled fate between above‐ and belowground ecosystem stability. It identifies arid regions as hotspots for this coupling and highlights temperature stability as a vital safeguard for maintaining ecosystem balance across our warming planet.
Zexin Meng   +18 more
wiley   +1 more source

Photoacoustic and photothermal methods in spectroscopy and characterization of soils and soil organic matter

open access: yesPhotoacoustics, 2020
Review sums up the application of photoacoustic and photothermal spectroscopies for the analysis and characterization of soils and soil organic matter and discusses the outlooks in this area.
Dmitry S. Volkov   +2 more
doaj   +1 more source

Theory and reality of organic soil fertility - organic matter [PDF]

open access: yes, 2002
This report was presented at the UK Organic Research 2002 Conference. Results are reported suggesting no significant difference between the level of soil organic matter on established organic farms in Southern England and paired conventionally managed ...
Gosling, Paul, Shepherd, Mark
core  

Challenges in modelling dissolved organic matter dynamics in agricultural soil using DAISY [PDF]

open access: yes, 2008
Because dissolved organic matter (DOM) plays an important role is terrestrial C-,N-and P-balances and transport of these three components to aquatic environments, there is a need to include it in models.
Gjettermann, B.   +4 more
core   +1 more source

Multi‐Enzyme Mimetic Molybdenum Nitride Nanozymes Reshape Subgingival Microenvironment for Synergistic Periodontitis Therapy via ROS Regulation and Microbiome Remodeling

open access: yesAdvanced Science, EarlyView.
ABSTRACT Periodontitis, a chronic inflammatory disease initiated and sustained by plaque microorganisms and host immune response, remains an intractable oral disease and a leading cause of tooth loss worldwide. Traditional mechanical debridement and adjunctive antibiotic or antiseptic therapy often shows limited efficacy due to the complex anatomical ...
Weiyu Zhang   +12 more
wiley   +1 more source

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