Results 61 to 70 of about 25,175 (254)

Drilling Within the Critical Zone

open access: yesHydrological Processes, Volume 40, Issue 3, March 2026.
This review synthesises 30 years of critical zone drilling methodologies for studying subsurface weathering, water storage, and biogeochemical processes. We evaluate drilling techniques, sampling strategies, downhole logging, and long‐term monitoring approaches while addressing contamination control and core preservation challenges.
Amanda Donaldson   +14 more
wiley   +1 more source

Soil inorganic N leaching in edges of different forest types subject to high N deposition loads [PDF]

open access: yes, 2011
We report on soil leaching of dissolved inorganic nitrogen (DIN) along transects across exposed edges of four coniferous and four deciduous forest stands. In a 64-m edge zone, DIN leaching below the main rooting zone was enhanced relative to the interior
Adriaenssens, Sandy   +5 more
core   +2 more sources

Formation of trifluoroacetic acid from common trifluoromethyl pesticides in agricultural soils

open access: yesJournal of Environmental Quality, Volume 55, Issue 2, March/April 2026.
Abstract The short‐chain per‐ and polyfluoroalkyl substances trifluoroacetic acid (TFA) has been recognized as a degradation product of only three pesticides, but many other trifluoromethyl pesticides (C–CF3 pesticides) may potentially produce TFA based on their molecular structure.
Anders R. Johnsen   +2 more
wiley   +1 more source

Evaluation of management-dependent changes in the water regime of extensive grasslands

open access: yesSoil and Water Research, 2008
The origin of the differences in the water regime components of 0-0.6 m soil profile was identified in extensively managed permanent grasslands (PG, variants: once cut - 1C, twice cut - 2C, nocut - NC, mulched June - MVI, mulched July - MVII) using the ...
Renata Duffková
doaj   +1 more source

Long-term Lysimeter Experiments - Findings from Brandis Lysimeter Station 1st Communication

open access: yesArchives of Agronomy and Soil Science, 2002
The goal of these studies was to evaluate lysimeter experiments performed over a number of years on the nitrogen cycle of different soil types to estimate the potential hazard of various types of farming usage resulting from N-leaching losses into the groundwater.
Ulrike Haferkorn, Siegfried Knappe
openaire   +1 more source

On Utilizing Spatial Gradients to Discover Functional Relationships in Hydrology

open access: yesWater Resources Research, Volume 62, Issue 3, March 2026.
Abstract The search for functional relationships is at the heart of any science, but has proven notoriously difficult in hydrology. Here, we define functional relationships as relationships between two or more variables that characterize the functions of hydrological systems.
Sebastian Gnann, Thorsten Wagener
wiley   +1 more source

Stem heat balance method to estimate transpiration of young orange and mango plants Balanço de calor caulinar para estimativa da transpiração de plantas jovens de laranja e manga

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2010
The present study had as its main objective the evaluation of the heat balance method in young orange and mango plants under protected environment. The work was carried out at Embrapa Cassava and Tropical Fruits, Cruz das Almas, BA.
Lucas M. Vellame   +3 more
doaj   +1 more source

Radiation balance components of maize hybrids grown at various plant densities. [PDF]

open access: yes, 2005
Components of the energy and heat balances were examined in two maize hybrids grown at three different plant densities (40, 70 and 100 thousand plants per hectare).
Anda, Angéla, Lőke, Zsuzsanna
core   +1 more source

Model‐Based Interpretation of Solute Exports and Carbon Partitioning During Shale Weathering in a Mountainous Hillslope

open access: yesWater Resources Research, Volume 62, Issue 3, March 2026.
Abstract The weathering of sedimentary rocks in high‐elevation catchments influences freshwater quality and the global carbon cycle. While individual biogeochemical mechanisms involved in this process are relatively well understood, quantifying their contributions to solute export and carbon fluxes under natural, transient conditions remains ...
Lucien Stolze   +7 more
wiley   +1 more source

LISÍMETRO DE PESAGEM E DE LENÇOL FREÁTICO DE NÍVEL CONSTANTE PARA USO EM AMBIENTE PROTEGIDO

open access: yesRevista Caatinga, 2012
This paper had as objective to build and to calibrate weight lysimeters of low capacity and to establish comparisons between the working status of constant level water table lysimeters.
LUCAS MELO VELLAME   +3 more
doaj  

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