Results 21 to 30 of about 5,771,776 (293)

Analysis and Simulation of Factors Affecting Soil Saturated Hydraulic Conductivity by Combinations of Grasses and Shrubs with Different Root Configurations

open access: yesShuitu baochi tongbao, 2023
[Objective] The impacts on soil saturated hydraulic conductivity that occur because of differences in root and soil properties between combinations of grasses and shrubs having different root configurations were studied, and an empirical equation for ...
Wang Chenguang   +3 more
doaj   +1 more source

Synthetic Fertilizer Increases Denitrifier Abundance and Depletes Subsoil Total N in a Long-Term Fertilization Experiment

open access: yesFrontiers in Microbiology, 2020
Chronic synthetic nitrogen (N) application can result in a significant accumulation of nitrate in the subsoil, which could alter subsoil N cycle and subsequently affect subsoil N levels.
Ying Wang   +8 more
doaj   +1 more source

Effects of hydrophobicity on splash erosion of model soil particles by a single water drop impact [PDF]

open access: yes, 2013
Raindrop impact can be a major contributor to particle mobilization for soils and other granular materials. In previous work, water repellent soils, comprised of hydrophobic particles, have been shown to exhibit greater splash erosion losses under ...
Stefan Doerr   +24 more
core   +1 more source

Process identification of soil erosion in steep mountain regions [PDF]

open access: yes, 2010
Mountainous soil erosion processes were investigated in the Urseren Valley (Central Switzerland) by means of measurements and simulations. The quantification of soil erosion was performed on hill slope scale (2 center dot 20 m) for three different land ...
Baenninger, D.   +14 more
core   +2 more sources

Variations in Plant Water Use Efficiency Response to Manipulated Precipitation in a Temperate Grassland

open access: yesFrontiers in Plant Science, 2022
Water use efficiency (WUE) plays important role in understanding the interaction between carbon and water cycles in the plant-soil-atmosphere system. However, little is known regarding the impact of altered precipitation on plant WUE in arid and semi ...
Xuying Hai   +10 more
doaj   +1 more source

Vertical distribution of soil available phosphorus and soil available potassium in the critical zone on the Loess Plateau, China

open access: yesScientific Reports, 2021
Soil available phosphorus (SAP) and soil available potassium (SAK) are important elements in the growth of plants. However, limited data are available regarding the vertical distribution of SAP and SAK in deep soil profiles.
Hanyang Tian   +4 more
doaj   +1 more source

Melatonin Mitigates Salt Stress in Wheat Seedlings by Modulating Polyamine Metabolism

open access: yesFrontiers in Plant Science, 2018
Melatonin, a small molecular weight indoleamine molecule, is involved in various biological processes and responses to environmental cues in plants. However, its function in abiotic stress response and the underlying mechanisms is less clear.
Qingbo Ke   +14 more
doaj   +1 more source

Scourability of Undisturbed Soils of Different Land Use Types in Loess Hilly Region Under Natural Freezing and Thawing Conditions

open access: yesShuitu baochi tongbao, 2022
[Objective] The effects of freezing and thawing on soil erosion resistance of three land use types (sloping farmland, grassland, and shrub land) were studied in order to provide a theoretical basis for vegetation restoration and construction in the ...
Bo Lanfeng, Li Zhanbin, Ma Bo, Xiao Lie
doaj   +1 more source

Analysis of Land Use Change Characteristics and Its Driving Forces in the Loess Plateau: A Case Study in the Yan River Basin

open access: yesLand, 2023
Land resources are closely intertwined with human survival, making it crucial to explore the spatiotemporal changes and driving forces of land use. In this study, the Yan River Basin in the Loess Plateau was selected as the study area.
Jiahui Zhou   +3 more
doaj   +1 more source

Concentration-Dependent Impacts of Microplastics on Soil Nematode Community in Bulk Soils of Maize: Evidence From a Pot Experiment

open access: yesFrontiers in Environmental Science, 2022
Agricultural land soils have become a source and sink for microplastics. Due to the low recycling rate, long durability, and small size, microplastics pose a potential risk to soil fauna, which are critical for maintaining healthy soil.
Bing Yang   +4 more
doaj   +1 more source

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