Results 31 to 40 of about 23,743 (257)

Groundwater temperature measurement of Chiang Mai basin [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2023
Groundwater temperature is one of the main factors that is considered when deciding on installation of a vapor compression refrigeration system with groundwater used for heat transfer.
Chanakan Wisessan   +4 more
doaj  

Dynamic change and driving response of shallow groundwater level based on random forest in southwest Songnen Plain

open access: yesJournal of Hydrology: Regional Studies
Study region: The southwest Songnen Plain in China.Study focus:This study investigated the multi-time groundwater dynamic types and the trends of groundwater level.
Liwen Xu   +4 more
doaj   +1 more source

Determination and analysis of groundwater ecological level in Changling County

open access: yesEcological Indicators, 2023
In order to determine and analyze the groundwater ecological level in Changling County, a total of Landsat 8 series remote sensing images from 2017 to 2021, buried depth data of 51 groundwater observation Wells and 47 phreatic salinity detection data in ...
Wanlong Qu, Ge Wang, Yuanku Meng
doaj   +1 more source

The Impact of Land Use Change on Groundwater Depth in The Groundwater Transition Zone of Merapi Volcano, Yogyakarta, Indonesia

open access: yesIndonesian Journal of Geography
Studies of the impact of land use change on groundwater on the southern slopes of Merapi Volcano tend to be carried out on a macro basis. Micro studies, especially in groundwater transition zones,  have not been previously conducted.
Sadewa Purba Sejati, Rivi Neritarani
doaj   +1 more source

Probabilistic analysis of the controls on groundwater depth using Copula Functions

open access: yesHydrology Research, 2020
Groundwater is an essential water resource in the Yarkant River Basin Irrigation District, which is the largest oasis in Xinjiang, China. This study used a novel approach to analyze the relationship between groundwater depth and three driving factors by ...
Yifei Bai   +3 more
doaj   +1 more source

Correcting Apparent Priming Bias Unveils Fertilizer Nitrogen‐Risk Archetypes of Surplus and Depletion Across Asian Rice Systems

open access: yesAdvanced Science, EarlyView.
Correcting the apparent priming effect resolves systematic biases in Asian rice fertilizer nitrogen accounting. Net soil retention drops below 7%, while 48% of fertilizer escapes, inflicting US$98.53 billion in annual reactive‐nitrogen damages. High‐resolution mapping uncovers N‐risk archetypes across 42% of the rice area, delivering a spatially ...
Xiuyun Liu   +5 more
wiley   +1 more source

The Influence of Shallow Groundwater on the Physicochemical Properties of Field Soil, Crop Yield, and Groundwater

open access: yesAgriculture
The depth of shallow groundwater significantly influences crop growth and yield by altering the physicochemical properties of farmland soil profiles. Concurrently, shallow groundwater is subject to various changes, and it remains unclear how alterations ...
Xurun Li   +3 more
doaj   +1 more source

Metagenomic Association Uncovers Host Genotype‐Structured Rhizobacterial Networks and Novel Taxa That Enhance Soybean Salt Tolerance

open access: yesAdvanced Science, EarlyView.
An STI‐guided metagenomic association framework links soybean salt‐tolerance phenotypes with rhizosphere microbiome composition and network organization in natural saline soils. The approach identifies candidate beneficial taxa, including Thalassospira xiamenensis, and provides an efficient strategy for mining stress‐protective microbes from native ...
Yu Luo   +3 more
wiley   +1 more source

Spatial variation in leaf nutrient traits of dominant desert riparian plant species in an arid inland river basin of China

open access: yesEcology and Evolution, 2019
Understanding how patterns of leaf nutrient traits respond to groundwater depth is crucial for modeling the nutrient cycling of desert riparian ecosystems and forecasting the responses of ecosystems to global changes.
Xiaolong Zhang   +7 more
doaj   +1 more source

Groundwater decline and tree change in floodplain landscapes: Identifying non-linear threshold responses in canopy condition

open access: yesGlobal Ecology and Conservation, 2014
Groundwater decline is widespread, yet its implications for natural systems are poorly understood. Previous research has revealed links between groundwater depth and tree condition; however, critical thresholds which might indicate ecological ‘tipping ...
J. Kath   +6 more
doaj   +1 more source

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