Results 61 to 70 of about 39,231 (258)

Land‐Atmosphere Coupling Is Associated With Severer Vegetation Productivity Losses During Compound Dry‐Hot Events in Drylands

open access: yesInternational Journal of Climatology, EarlyView.
Compound dry‐hot events (CDHEs) exerted severer damage on vegetation productivity for temperate shrublands, savannas and grasslands in drylands. Land‐atmosphere coupling was associated with severer negative impacts of CDHEs through soil moisture–temperature feedback, especially for dry‐event‐leading CDHEs.
Xue Xiao   +3 more
wiley   +1 more source

In situ measurement of snowmelt infiltrationunder various topsoil cap thicknesses on a reclaimed site.

open access: yes, 2013
Understanding the soil and climatic conditions affecting the partitioning of snowmelt to runoff and infiltration during spring snow ablation is a requisite for water resources management and environmental risk assessment in cold semi-arid regions.
Nichol, C.   +6 more
core   +1 more source

Microbial Community and Biochemical Dynamics of Biological Soil Crusts across a Gradient of Surface Coverage in the Central Mojave Desert

open access: yesFrontiers in Microbiology, 2017
In this study, we expand upon the biogeography of biological soil crusts (BSCs) and provide molecular insights into the microbial community and biochemical dynamics along the vertical BSC column structure, and across a transect of increasing BSC surface ...
Rakesh Mogul   +97 more
doaj   +1 more source

Looking at Soil as It Is: Evolution of Microscopic Soil Characterization From Kubiëna to Artificial Intelligence

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
We provide a historic overview of microscopic soil structure characterization from its founding father, Walter Kubiëna, to several technical revolutions like automation, digitalization, and artificial intelligence. In addition to technical advancements, we explore how concepts and research questions have evolved in time.
Steffen Schlüter   +3 more
wiley   +1 more source

Regional spatial modeling of topsoil geochemistry

open access: yes, 2009
Geographic information about the levels of toxics in environmental media is commonly used in regional environmental health studies when direct measurements of personal exposure is limited or unavailable.
Craigmile, P.F.   +5 more
core   +1 more source

Distribution of mercury content in topsoil of coal base, Wuda, China

open access: yes矿业科学学报, 2018
232 topsoil samples covering were collected from 200 km2 in Wuda area of Wuhai city, Inner Mongolia.The mercury content of topsoil was measured by Lumex RA-915.The results showed that the average mercury content of topsoil in the coalfield, industrial ...
Cao Qingyi   +4 more
doaj   +1 more source

Wheat Wild Relatives and Modern Cultivars Differ for Salt Resistance in Terms of Morpho‐Physiological Traits

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
Wheat wild relatives are untapped genetic resources from salinity and drought hit areas. This study presents differential comparative morphophysiological responses of these species and modern wheat cultivars under saline conditions. Salt resistant species produce more shoot and root biomass under saline conditions through salt exclusion and/or tissue ...
Muhammad Saqib, Riya Raj, Michael Frei
wiley   +1 more source

Changes in the soil organic matter supply in topsoil and subsoil caused by cereals grown in crop rotations

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2007
The paper evaluates seven years (1993–1999) of Soil organic matter supply monitoring in multifactor field trials conducted by the Agricultural Research Institute in Kroměříž, Czech Republic, (mean annual temperature 8.9 °C, total annual precipitation 599
Vítězslav Vlček   +3 more
doaj   +1 more source

Effect of long-term fertilisation of Calcisols on organic carbon sequestration in marine climate in Estonia

open access: yesActa Agriculturae Scandinavica. Section B, Soil and Plant Science, 2023
The aim of this work was to investigate the effect of long-term (45-year) fertilization of the crop rotation on soil organic carbon concentration (SOC%) changes in different periods of the experiment and its trend under conditions of more northerly ...
V. Loide
doaj   +1 more source

Nitrogen Fertilization Temporarily Enhances Phosphatase Activity in a High‐P Loamy Sand

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Background Efficient plant utilization of soil phosphorus (P) is essential to reduce dependence on mineral P fertilizers in intensive agriculture. Input of mineral nitrogen (N) fertilizers and its chemical form may influence the activity of P mineralizing enzymes, but how this interaction operates under field conditions in a soil with high P ...
Ingeborg F. Pedersen   +3 more
wiley   +1 more source

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