Results 31 to 40 of about 512,638 (310)

The effects of minimal tillage, contour cultivation and in-field vegetative barriers on soil erosion and phosphorus loss. [PDF]

open access: yes, 2009
Runoff, sediment, total phosphorus and total dissolved phosphorus losses in overland flow were measured for two years on unbounded plots cropped with wheat and oats.
Bailey, A. P.   +5 more
core   +2 more sources

Dispersal Dynamics in a Wind-Driven Benthic System

open access: yes, 1995
Bedload and water column traps were used with simultaneous wind and water velocity measurements to study postlarval macrofaunal dispersal dynamics in Manukau Harbour, New Zealand.
Commito, John A.   +4 more
core   +1 more source

New organic matter degradation proxies: Valid in lake systems? [PDF]

open access: yes, 2004
We determined concentrations and diagenetic state of organic matter in two cores from Lake Zug, Switzerland. To obtain a general picture of organic matter decay in the lake, we measured bulk parameters such as total organic carbon, total nitrogen, and ...
Cowie, G. L.   +4 more
core   +1 more source

SEDIMENTS AND NUTRIENT DYNAMICS IN THE LAKE MARKERMEER, THE NETHERLANDS

open access: yesIndonesian Journal of Chemistry, 2010
Lake Markermeer is a large fresh water lake in the centre of the Netherlands. Since Lake Markermeer is categorised as a shallow lake, it is very susceptible for sediment resuspension.
Philiphi de Rozari
doaj   +1 more source

Influence of Beach Slope on Morphological Changes and Sediment Transport under Irregular Waves

open access: yesJournal of Marine Science and Engineering, 2023
This paper presents new data from large-scale wave flume experiments. It shows the beach profile evolution and sediment transport for two different bed slopes (1:15 and 1:25), and three irregular high-energy erosive wave conditions and one low-energy ...
Sara Dionísio António   +6 more
doaj   +1 more source

Characterization and pollution evaluation of TOC, TN and TP in sediments of Caohai Lake, Guizhou Province, China

open access: yesEQA
Little is known about the distribution and risk levels of biological elements and nutrients in surface sediment of a closed, shallow, and eutrophication lake in a karst plateau wetland.
Xu Zhang   +4 more
doaj   +1 more source

Vegetation characteristics control local sediment and nutrient retention on but not underneath vegetation in floodplain meadows.

open access: yesPLoS ONE, 2021
Sediment and nutrient retention are essential ecosystem functions that floodplains provide and that improve river water quality. During floods, the floodplain vegetation retains sediment, which settles on plant surfaces and the soil underneath plants ...
Lena Kretz   +8 more
doaj   +1 more source

Butyltin compounds in a sediment core from the old Tilbury basin, London, UK [PDF]

open access: yes, 2005
Sections from a sediment core taken from the River Thames were analysed for butyltin species using gas chromatography with species-specific isotope dilution mass spectrometry.
Almeida   +52 more
core   +1 more source

Bottom mixed layer oxygen dynamics in the Celtic Sea [PDF]

open access: yes, 2020
The seasonally stratified continental shelf seas are highly productive, economically important environments which are under considerable pressure from human activity.
A Bahl   +51 more
core   +1 more source

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

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