Results 171 to 180 of about 10,061 (256)

Linking Abundance and Activity of Ammonia‐Oxidising Bacteria and Archaea in an Agriculturally Impacted First‐Order Stream

open access: yesEnvironmental Microbiology, Volume 28, Issue 7, July 2026.
Ammonia‐oxidising archaea (AOA) and bacteria (AOB) coexist in streambed sediments, but their contributions to nitrification remain unresolved. Using field sampling, sequencing, qPCR, microcosm incubations and modelling, we show that AOB dominated nitrification in streambed sediments despite lower abundance, emphasizing the importance of distinguishing ...
Zhe Wang   +6 more
wiley   +1 more source

Reducing Nitrous Oxide Emissions Associated With Fertiliser Using Nitrogen Enriched Biochar

open access: yesEuropean Journal of Soil Science, Volume 77, Issue 4, July–August 2026.
ABSTRACT There is a need for agricultural practices that decrease nitrous oxide emissions while sustaining yields for food production. In the current paper, we investigate the possibility of reducing emissions by co‐applying or enriching biochar with mineral nitrogen and using it as a fertiliser.
Jonathan H. Lindhardt   +3 more
wiley   +1 more source

Flow‐controlled expiration improves gas exchange in anaesthetised horses undergoing orthopaedic surgery

open access: yesEquine Veterinary Journal, Volume 58, Issue 4, Page 917-924, July 2026.
Abstract Background Flow‐controlled expiration (FLEX) has been shown to significantly enhance oxygenation in horses under laboratory conditions. Objective This study aims to corroborate these findings by evaluating the effects of FLEX on gas exchange in a randomised clinical trial involving a large population of clinical horses undergoing orthopaedic ...
Klaus Hopster   +5 more
wiley   +1 more source

Considerations for the Design of Sinusoidal Slug Testing Methods

open access: yesGroundwater, Volume 64, Issue 4, Page 498-506, July/August 2026.
Periodic hydraulic tests estimate aquifer properties using controlled groundwater‐level oscillations. Evaluating two sinusoidal slug‐test designs shows large motion errors when transfer‐link and flywheel ratios are high or variable. Rotating‐drive mechanisms are therefore suboptimal; stepper‐motor winches generate more accurate sinusoidal motion ...
Chris Turnadge   +2 more
wiley   +1 more source

Interrelations of aortic spring function, cardiovascular disease risk factors, and left ventricular diastolic function: The Framingham Heart Study

open access: yesPhysiological Reports, Volume 14, Issue 13, July 2026.
Abstract Mechanical twisting and untwisting of the left ventricle as well as abnormal hemodynamic aortic‐ventricular coupling are recognized as contributors to left ventricular diastolic function. However, energy associated with proximal aortic stretch during systole can be recovered as diastolic elastic recoil that may facilitate diastolic left ...
Leroy L. Cooper   +8 more
wiley   +1 more source

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