Results 61 to 70 of about 278,549 (360)

Hump‐Shaped Relationship Between Microbial Carbon Use‐Efficiency and Soil Organic Carbon in Alpine Grasslands

open access: yesAdvanced Science, EarlyView.
On the Qinghai–Tibetan Plateau, microbial carbon use efficiency (CUE) peaks at intermediate soil organic carbon levels and declines thereafter. In carbon‐rich soils, the formation of stable mineral‐associated organic carbon is decoupled from microbial CUE.
Yuting Wang   +8 more
wiley   +1 more source

Reduced tillage: Influence on erosion and nutrient losses in a clayey field in southern Finland [PDF]

open access: yes, 2002
Reduced tillage was compared with traditional ploughing in terms of erosion and phosphorus (P) and nitrogen (N) losses in an experimental field in southern Finland.
Kallio, Kari   +5 more
core  

Assessing quality and distribution of surface runoff and soil from a mixed-use catchment, Teluk Intan in Malaysia [PDF]

open access: yesE3S Web of Conferences
Surface water quality of river channels has been well examined over the years, without much focus on one of the potential contributors, that is surface runoff transporting contaminants from surrounding land.
Lye Xin Yan, Nakayama Akihiko
doaj   +1 more source

Bio‐Based Wax Interfaces for Droplet Energy Harvesting at Fluoropolymer‐Like Output Levels

open access: yesAdvanced Science, EarlyView.
Replacing unsustainable fluorinated polymers in droplet‐based energy harvesters is usually limited by low power outputs, but carefully selected bio‐based polymers are capable of creating fluoropolymer‐like voltage outputs. Abstract Droplet impact and rebound on solid surfaces has emerged as a promising method for energy harvesting, typically ...
Behnam Kamare   +4 more
wiley   +1 more source

Innovative Stormwater Treatment Technologies: Best Management Practices Manual [PDF]

open access: yes, 2002
Urban stormwater carries a number of pathogens, nutrients, heavy metals, sediment, and other contaminants as surface runoff flows over land. The increase in impervious or paved surfaces associated with development in urban areas reduces the natural ...
Bisbee, G. Dana   +2 more
core   +1 more source

The Long-term Projection of Surface Runoff in the Regions above Danjiangkou in Hanjiang River Basin based on Water-energy Balance

open access: yesMATEC Web of Conferences, 2018
The projection of surface runoff in the context of climate change is important to the rational utilization and distribution of water resources. This study did a case study in regions above Danjiangkou in Hanjiang River Basin.
Yin Jun, Yuan Zhe, Wang Run
doaj   +1 more source

Assessing the Effect of Land Use Change on Surface Runoff in a Rapidly Urbanized City: A Case Study of the Central Area of Beijing

open access: yesLand, 2020
The change in land use during the process of urbanization affects surface runoff and increases flood risk in big cities. This study investigated the impact of land use change on surface runoff in Beijing’s central area during the period of rapid ...
Shanshan Hu, Yunyun Fan, Tao Zhang
doaj   +1 more source

Magnetic Flux Guides by Material Extrusion

open access: yesAdvanced Science, EarlyView.
Magnetic flux guidance can increase inductive coupling and forces for magnetic sensors, actuators, and transducers. Here, a magnetic material extrusion method is used to fabricate flux concentration structures of arbitrary shapes with a magnetic permeability of 42. In line with simulation analysis, experimental results show that these materials provide
Jorge Cañada   +4 more
wiley   +1 more source

Evaluating vegetated buffer zones for phosphorus retention in cereal and grass production [PDF]

open access: yes, 2008
The buffer zones seem to be effective to stop erosion and trap particle bound P in surface runoff from the autumn ploughed clay soil. On pastures, the buffers are not so important, if P fertiliser is not surface applied and the grazing intensity is not ...
Uusi-Kämppä, Jaana
core  

Response of Runoff and Sediment Yield from Maize Slope Farmland in Karst Areas to Slope Gradient

open access: yesShuitu Baochi Xuebao
[Objective] To elucidate the responses of surface runoff, subsurface runoff, and underground runoff hydrological pathways to slope in maize sloping farmland in Karst regions.
WU Guangqin   +4 more
doaj   +1 more source

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