Results 21 to 30 of about 141,294 (305)

Effects of Different Land Utilization Methods on Soil Aggregate Stability and Organic Carbon Content in Alpine Grassland

open access: yesShuitu baochi tongbao, 2023
[Objective] The soil aggregate stability and differences in organic carbon distribution for Bayanbulak alpine grassland, Xinjiang Wei Autonomous Region under different land utilization methods were analyzed in order to provide a theoretical basis for the
Keyi Li   +5 more
doaj   +1 more source

Variation in Soil Aggregate Stability Due to Land Use Changes from Alpine Grassland in a High-Altitude Watershed

open access: yesLand, 2023
Land use change affects soil aggregate composition and stability, which impacts soil structure and health. To reveal how land use change impacted soil aggregates of alpine grassland in a high-altitude watershed, soil samples from 161 sites including ...
Ying Li   +8 more
doaj   +1 more source

Carbohydrates in hot water extracts of soil aggregates as affected by long-term management [PDF]

open access: yes, 2002
Microbial carbohydrates are immediate by-products of microbial metabolism and play an important role in the formation and stabilization of soil structure.
Cheshire M.V.   +5 more
core   +1 more source

Long-term effects of soft rock amendment on changes of soil aggregate cementing agents of sandy soil by SEM-EDS

open access: yesFrontiers in Environmental Science, 2023
Soil aggregates are a crucial constituent of soil and have a significant function in regulating water, nutrients, air, and heat within the soil. The development of soil aggregates is influenced by various factors, including the soil’s parent material and
Zenghui Sun   +11 more
doaj   +1 more source

Simulating solute transport in an aggregated soil with the dual-porosity model: measured and optimized parameter values [PDF]

open access: yes, 1994
The capability of the first-order, dual-porosity model, which explicitly accounts for non-ideal transport caused by the presence of ‘immobile’ water, to predict the non-ideal transport of non-sorbing solute in a constructed aggregated soil has been ...
Augustijn, D.   +3 more
core   +8 more sources

Carbon, Nitrogen and Phosphorus nutrients and stoichiometric characteristics of reclaimed soil aggregate in coal mining subsidence land

open access: yesMeitan kexue jishu, 2022
In order to clarify the nutrients and stoichiometric changes of soil aggregates in different forest types, reveal the soil nutrient retention and limitation characteristics of coal mining subsidence land, and then screen out the best reclaimed-forest ...
Meiying LIU   +3 more
doaj   +1 more source

Vulnerability of Physically Protected Soil Organic Carbon to Loss Under Low Severity Fires

open access: yesFrontiers in Environmental Science, 2018
Soil aggregate degradation during medium and high severity fires is often identified as the main mechanism that leads to loss of soil organic matter (SOM) due to fire.
Mathew Jian   +3 more
doaj   +1 more source

Long-Term Chemical and Organic Fertilization Differently Affect Soil Aggregates and Associated Carbon and Nitrogen in the Loess Plateau of China

open access: yesAgronomy, 2023
Fertilizer sources may have variable effects on soil aggregation, aggregated-associated C and N, and wheat yield. A 34-year field experiment was performed to evaluate the influences of chemical and organic fertilization on soil aggregates and associated ...
Caidi Yang   +5 more
doaj   +1 more source

Control of pore geometry in soil microcosms and its effect on the growth and spread of Pseudomonas and Bacillus sp. [PDF]

open access: yes, 2017
Simplified experimental systems, often referred to as microcosms, have played a central role in the development of modern ecological thinking on issues ranging from competitive exclusion to examination of spatial resources and competition mechanisms ...
Baveye, Philippe C.   +5 more
core   +7 more sources

Soil aggregation and aggregate associated organic carbon and total nitrogen under long-term contrasting soil management regimes in loess soil

open access: yesJournal of Integrative Agriculture, 2015
This study investigated the effects of three contrasting soil management regimes and different nutrient treatments on the distribution of water-stable aggregates (>2, 1–2, 0.5–1, 0.25–0.5, and 0.25 mm) and mean weight diameter (MWD) at 0–10 and 10–20 cm ...
Jun-yu XIE   +6 more
doaj   +1 more source

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