Results 81 to 90 of about 31,172 (208)

Integrating X‐Ray Computed Tomography and Hydraulic Properties for Soil Quality Assessment Under Soil Compaction

open access: yesLand Degradation &Development, Volume 37, Issue 15, Page 10960-10978, September 2026.
ABSTRACT Soil compaction poses a significant threat to soil quality and sustainability, necessitating advanced assessment methods. We hypothesized that incorporating x‐ray computed tomography (XCT)‐derived pore characteristics with hydraulic properties would significantly enhance the development of a soil quality index (SQI) under soil compaction ...
Ahmed Ehab Talat   +3 more
wiley   +1 more source

Long‐Term Combined Application of Biochar and Chemical Fertilizers Enhances Potassium Supply Capacity in Continuous Cropping Soils

open access: yesLand Degradation &Development, Volume 37, Issue 15, Page 11019-11035, September 2026.
ABSTRACT Sustaining soil potassium (K) supply in intensive continuous cropping systems is increasingly challenging because long‐term crop removal often exceeds the natural replenishment capacity of soil K‐bearing minerals, leading to progressive depletion of plant‐available K pools.
Hangming Guo   +7 more
wiley   +1 more source

New experimental method for loess collapsibility using centrifugal model tests

open access: yesYantu gongcheng xuebao, 2017
The methods for loess collapsibility mainly include field immersion testing method and laboratory testing method. A majority of the results of laboratory testing method differ greatly from the engineering practice.
XING Yi-chuan 1, JIN Song-li 1, ZHAO Wei-quan 1, ZHANG Ai-jun 2, AN Peng 3, ZHANG Bo 2
doaj   +1 more source

Characteristics and Influencing Factors of Soil Shear Strength in Gully Erosion at Different Developmental Segments of Subalpine Meadows

open access: yesLand Degradation &Development, Volume 37, Issue 15, Page 11565-11582, September 2026.
ABSTRACT Subalpine meadows play important roles in biodiversity conservation and soil carbon sequestration, but gully erosion poses a serious threat to their ecological stability. Soil shear strength (τ) is a key mechanical parameter for evaluating gully stability and soil resistance to failure. However, the spatial variation in soil shear strength and
Xiaofeng Yang   +9 more
wiley   +1 more source

A review of preferential flow and transport through root channels

open access: yesVadose Zone Journal, Volume 25, Issue 5, September/October 2026.
Abstract Preferential flow can contribute up to 80%–90% of the flow and transport in the vadose zone. The root channels are the most prevalent form of preferential pathways. They create an evolving network of preferential pathways and are biogeochemical hotspots due to preferential transport of nutrients and other organics, colonization of bacteria ...
Ishank Agarwal, Richa Ojha, Saumyen Guha
wiley   +1 more source

Endemic but not eroded: Genomic distinctiveness and conservation genomics of the British swallowtail butterfly (Papilio machaon britannicus)

open access: yesInsect Conservation and Diversity, Volume 19, Issue 5, Page 1260-1274, September 2026.
Through whole‐genome sequencing of P. machaon populations across Europe, we demonstrate that P. m. britannicus forms a genetically distinct and isolated lineage. Demographic modelling revealed weak historical gene flow from the continent. Although P. m.
Benoit Nabholz   +6 more
wiley   +1 more source

Trends in Pediatric Mental Health‐Related Emergency Department Visits During the School Year and School Breaks

open access: yesJournal of School Health, Volume 96, Issue 9, September 2026.
ABSTRACT Background We examined patient and visit trends in pediatric emergency department (ED) usage during the school year and summer breaks before, during, and after the COVID‐19 pandemic. Methods We extracted data on mental health‐related visits to the ED of an academic medical center from 2018 to 2023 among youth aged 5–18.
Lora Henderson Smith   +5 more
wiley   +1 more source

Geophysical update of the diameter of the Zhamanshin impact structure, Kazakhstan

open access: yesMeteoritics &Planetary Science, Volume 61, Issue 9, Page 2284-2302, September 2026.
Abstract The rim of the 0.9‐Ma‐old Zhamanshin impact crater in Kazakhstan is considered to be almost completely exposed via a series of hills surrounding a central flat area, indicating an apparent diameter of 14 km. This would make Zhamanshin the second largest impact crater of the Quaternary period. However, the overall geometry of these hills is not
Yoann Quesnel   +6 more
wiley   +1 more source

Unravelling upbuilding pedogenesis in tephra and loess sequences in New Zealand using tephrochronology [PDF]

open access: yes, 2010
The genesis of soils developed in either tephra or loess on stable sites differs markedly from that of soils developed on rock because classical topdown processes operate in conjuction with geological processes whereby material is added to the land ...
Lowe, David J., Tonkin, Philip J.
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