Results 51 to 60 of about 547 (131)

Soil physical quality index under long‐term organic no‐tillage management in central Ohio

open access: yesSoil Science Society of America Journal, Volume 90, Issue 3, May/June 2026.
Abstract Understanding how long‐term organic inputs and no‐tillage (NT) management influence soil physical quality (SPQ) is essential for sustainable agriculture. This study assessed the impacts of compost, manure, and cover cropping on the soil physical quality index (SPQi) after 27 years of NT management under a long‐term cropping system in central ...
Md Nayem Hasan Munna, Rattan Lal
wiley   +1 more source

Seafloor Sediments, Morphologic Features, and Geotechnical Properties of Harrison Bay in the Alaskan Beaufort Sea

open access: yesEarth and Space Science, Volume 13, Issue 5, May 2026.
Abstract Sediments on Arctic continental shelves are impacted by sea ice and ice‐related processes for up to 9 months per year. As a result, seabed morphology in cold regions can exhibit features such as ice scours which are absent on lower‐latitude shelves.
E. F. Eidam   +7 more
wiley   +1 more source

Estimation of Effective Internal Friction Angle by Ball Penetration Test: Large-Deformation Analyses

open access: yesJournal of Marine Science and Engineering
The ball penetrometer is a full-flow penetrometer used as an alternative to the traditional cone penetrometer for characterizing the strength of soft sediments, particularly for offshore engineering, due to its large projection area. However, if the ball
Bohan Zhou   +3 more
doaj   +1 more source

Assessing the Spatiotemporal Variability in Geotechnical Sediment Properties of Beach Cusps on a Sandy Beach

open access: yesJournal of Geophysical Research: Earth Surface, Volume 131, Issue 5, May 2026.
Abstract This study examined the spatiotemporal variability in geotechnical properties of beach cusp sediments on a sandy beach and tested if such variability can be used for cusp monitoring from satellite imagery. Specifically, sediment properties (including moisture content (w), relative density (Dr), sediment strength (QSBC) and friction angle (ϕ ...
Stephen Adusei   +3 more
wiley   +1 more source

Genetic programming for predictions of effectiveness of rolling dynamic compaction with dynamic cone penetrometer test results

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2019
Rolling dynamic compaction (RDC), which employs non-circular module towed behind a tractor, is an innovative soil compaction method that has proven to be successful in many ground improvement applications.
R.A.T.M. Ranasinghe   +3 more
doaj   +1 more source

Long‐Term Changes in Evapotranspiration in Once‐Degraded Mountain Catchments: Insights From 93 Years of Data on Forest and Soil Recovery and Climate Change Effects

open access: yesHydrological Processes, Volume 40, Issue 4, April 2026.
Long‐term data (1930–2022) from the Shirasaka Experimental Watershed revealed that evapotranspiration did not consistently increase throughout the 20th century, despite significant recovery of forests and soils following historical anthropogenic degradation.
Yifan Bei, Yuko Asano
wiley   +1 more source

Large Deformation Pile‐soil Interaction Under Lateral Vehicle Impact Using Hybrid SPH+FEM and EFG+FEM Models

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, Volume 50, Issue 5, Page 2648-2669, 10 April 2026.
ABSTRACT This study presents large deformation computational methods to simulate lateral vehicular impacts on steel piles in granular soil. Soil‐mounted longitudinal barrier systems rely on energy dissipation in both the piles and the surrounding soil to safely redirect errant vehicles, so dynamic pile‐soil interaction is important for design ...
Tewodros Y. Yosef   +6 more
wiley   +1 more source

Analysation of the Effect of the Contact Properties on Soil’s Penetration Resistance in Discrete Element Simulations

open access: yesActa Technica Jaurinensis, 2019
Cone penetration in-situ tests are commonly used to measure the cone index of the soils. This measurement process can be modelled very well with Discrete Element Method (DEM) if the parameters of the correct contact model are defined properly.
Krisztian Kotrocz, György Kerényi
doaj   +1 more source

Using Modern Diagnostic Methods for Technological Discipline Assessment of Maize Silage

open access: yesActa Technologica Agriculturae, 2016
The paper focuses on the analysis of compliance with the technological discipline in silage quality assessment based on sampling the silage wall using thermal imaging and penetrometer method for silage compaction. Experimental measurements were done in a
Gálik Roman   +2 more
doaj   +1 more source

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