Results 51 to 60 of about 942 (177)

Variable Source Zones Controlling Flow, Water Age, and Nitrate Export Dynamics in a Tile‐Drained Lowland Watershed

open access: yesWater Resources Research, Volume 62, Issue 7, July 2026.
Abstract Linking hydrograph dynamics with transport velocities and biogeochemical responses remains a central challenge in watershed hydrology, yet it is critical for understanding nitrogen reactive transport and its implications for water quality. In this study, we combined high‐frequency measurements of stable water isotopes and nitrate concentration
Sabine G. Miller   +5 more
wiley   +1 more source

Plant functional groups and root traits are linked to exudation rates of mature temperate trees

open access: yesFunctional Ecology, Volume 40, Issue 7, Page 2203-2220, July 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Root exudation affects soil biogeochemistry profoundly, yet it is rarely quantified in mature, field‐grown trees and its controls are poorly understood. We measured rates of carbon (C) exudation in 11 tree species that exhibit divergent root traits, including ...
Young E. Oh   +7 more
wiley   +1 more source

Selective sorption of dissolved organic carbon compounds by temperate soils. [PDF]

open access: yesPLoS ONE, 2012
BACKGROUND: Physico-chemical sorption onto soil minerals is one of the major processes of dissolved organic carbon (OC) stabilization in deeper soils. The interaction of DOC on soil solids is related to the reactivity of soil minerals, the chemistry of ...
Sindhu Jagadamma   +2 more
doaj   +1 more source

Linking Plant and Microbial Traits to Soil Carbon for Reliable and Resilient Bioenergy Systems

open access: yesGCB Bioenergy, Volume 18, Issue 7, July 2026.
Plant–microbe–soil interactions supporting productivity and soil carbon storage in bioenergy systems. Plants supply organic inputs that sustain microbial communities driving nutrient cycling, carbon stabilization, and soil aggregation. These interactions enhance soil structure and nutrient retention, supporting both biomass productivity and broader ...
Aubrey K. Fine   +6 more
wiley   +1 more source

COMPARISON BETWEEN ORGANIC MATTER CONTENT OF MAIN SOIL ORDERS IN KURDISTAN REGION USING TWO DIFFERENT METHODS.

open access: yesThe Iraqi Journal of Agricultural science, 2020
This study was conducted to compare between two methods of soil organic matter determination for main soil orders in Kurdistan region/Iraq, for this purpose forty-five soil samples were taken then the organic matter was determined using chemical (Walkley-
Khoshnaw & Esmail
doaj   +1 more source

Short‐Term Effects of Contrasting Management Regimes on Plant Species Diversity, Herbage Production and Soil CO2 Emissions in Species‐Rich Grasslands

open access: yesGrass and Forage Science, Volume 81, Issue 3, July-September 2026.
ABSTRACT Semi‐natural grasslands are among the most plant‐rich ecosystems worldwide, providing multiple ecosystem services but requiring site‐specific management for their conservation. This study assessed short‐term dynamics of plant biodiversity, herbage production, pastoral value and soil CO2 emissions under contrasting management regimes in ...
Matteo Francioni   +4 more
wiley   +1 more source

Soil physical properties affect nematode counts in the Barnes soil series

open access: yesAgricultural &Environmental Letters, Volume 11, Issue 1, June 2026.
Abstract Nematodes are important in soil food webs and are being considered in soil health frameworks. We evaluated nematode counts as a potentially rapid measure of land use effects on soil biology in a benchmark Mollisol. We assessed pedons (0–120 cm) from conventional, no‐till, and grassland fields in eastern North Dakota in October 2022.
Ellayna J. LaFond   +8 more
wiley   +1 more source

Changes in soil test phosphorus are not predictable using fertilizer input and crop removal

open access: yesAgrosystems, Geosciences &Environment, Volume 9, Issue 2, June 2026.
Abstract Volatile fertilizer prices have led to many producers and researchers exploring different immobile nutrient stratagems to increase the efficiency of fertilizer applications, leading to greater economic return. While many nutrient recommendations are based upon a soil test for that one season, for immobile nutrients such as phosphorus (P ...
Vaughn Reed   +7 more
wiley   +1 more source

Effects of Climate and Water Limitation on Reproductive Traits and Trait Divergence Across Soil Boundaries in a Serpentine‐Tolerant Annual Herb

open access: yesEcology and Evolution, Volume 16, Issue 6, June 2026.
Soil and precipitation can drive divergence in plant populations, yet less is known about the potential for synergistic effects between soil and precipitation on reproductive traits. We characterized variation in flowering phenology across soil boundaries and along a precipitation gradient and experimentally evaluated how water limitation affects ...
Nicole Ibañez   +3 more
wiley   +1 more source

Cropping System Conversion led to Organic Carbon Change in China’s Mollisols Regions

open access: yesScientific Reports, 2017
Land use change driven by diet, globalization, and technology advancement have greatly influenced agricultural production and environment in the mollisols region of China, with a marked impact on the depletion of soil organic matter, a signature property
Yuxin Tong   +8 more
doaj   +1 more source

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