János Mészáros

ORCID: 0000-0003-2604-3052
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About
Contact & Profiles
Research Areas
  • Soil Geostatistics and Mapping
  • Soil Carbon and Nitrogen Dynamics
  • Microbial infections and disease research
  • Animal Disease Management and Epidemiology
  • Animal Virus Infections Studies
  • Hungarian Social, Economic and Educational Studies
  • Soil erosion and sediment transport
  • Remote Sensing and LiDAR Applications
  • Marine and environmental studies
  • Soil and Unsaturated Flow
  • Herpesvirus Infections and Treatments
  • Remote Sensing in Agriculture
  • Virology and Viral Diseases
  • 3D Surveying and Cultural Heritage
  • Image Processing and 3D Reconstruction
  • Species Distribution and Climate Change
  • Influenza Virus Research Studies
  • Hydrology and Watershed Management Studies
  • Geochemistry and Geologic Mapping
  • Sports Performance and Training
  • Milk Quality and Mastitis in Dairy Cows
  • Geological Formations and Processes Exploration
  • Viral Infections and Immunology Research
  • Children's Physical and Motor Development
  • Historical Geography and Cartography

Centre for Agricultural Research
2017-2025

Agrárközgazdasági Intézet
2017-2025

J. Selye University
2025

University of Pecs
2019-2022

Institute for Soil Sciences
2021-2022

Hungarian Academy of Sciences
1985-2021

National Public Health and Medical Officer Service
2011

Eötvös Loránd University
2010

Semmelweis University
2001-2009

Institute for Veterinary Medical Research
1978-1998

With the increasing role that unmanned aerial systems (UAS) are playing in data collection for environmental studies, two key challenges relate to harmonizing and providing standardized guidance collection, also establishing protocols applicable across a broad range of environments conditions. In this context, network scientists cooperating within framework Harmonious Project develop promote harmonized mapping strategies disseminate operational ensure best practice interpretation. The...

10.3390/rs12061001 article EN cc-by Remote Sensing 2020-03-20

The past decades have seen rapid advancements in space-based monitoring of essential water cycle variables, providing products related to precipitation, evapotranspiration, and soil moisture, often at tens kilometer scales. Whilst these data effectively characterize variability regional global scales, they are less suitable for sustainable management local resources, which needs detailed information represent the spatial heterogeneity vegetation. following questions critical exploit from...

10.3390/w12051495 article EN Water 2020-05-23

The species richness and biodiversity of vegetation in Hungary are increasingly threatened by invasive plant brought from other continents foreign ecosystems. These have spread aggressively the natural semi-natural habitats Europe. Common milkweed (Asclepias syriaca) is one that pose greatest ecological menace. Therefore, primary purpose present study to map monitor common milkweed, most Furthermore, possibilities detect validate this special analyzing hyperspectral remote sensing data were...

10.3390/land10010029 article EN cc-by Land 2021-01-01

Spatially explicit, quantitative information on soil hydraulic properties is required in various modelling schemes. At European scale, EU-SoilHydroGrids proved its applicability a number of studies, ecological predictions, geological and hydrological hazard assessment, agri-environmental models, among others. Inspired by continental antecedent, an analogous, but larger national, 3D database was elaborated for the territory Hungary (HU-SoilHydroGrids) supported improvements (i–iv) computation...

10.1016/j.scitotenv.2024.171258 article EN cc-by The Science of The Total Environment 2024-02-26

Empirically based approaches, like the Universal Soil Loss Equation (USLE), are appropriate for estimating mass movement attributed to rill erosion. USLE and its associates become widespread even in spatially extended studies spite of original plot-level concept, as well with certain constraints on supply suitable input spatial data. At same time, there is a continuously expanding opportunity offer application remote sensing (RS) imagery together machine learning (ML) techniques model...

10.3390/land14010163 article EN cc-by Land 2025-01-14

Abstract Since soil spectroscopy is considered to be a fast, simple, accurate and non-destructive analytical method, its application can integrated with wet analysis as an alternative. Therefore, development of national-level spectral libraries containing information about all types represented in country continuously increasing serve basis for calibrated predictive models capable assessing physical chemical parameters soils at multiple spatial scales. In this article, we present database...

10.1038/s41597-025-04667-9 article EN cc-by Scientific Data 2025-03-01

Black soils play crucial roles in maintaining global environmental and social systems, contributing significantly to world food production balancing carbon the earth-atmosphere system. Monitoring productivity land cover changes relation other variables is essential for understanding processes implementing timely actions.In our study, we analysed of Eurasian black from 2001 2021 using time series remote sensing-based datasets. The region vast exhibits highly diverse conditions across its...

10.5194/egusphere-egu25-6230 preprint EN 2025-03-14

The ability of soil to store a large amount organic carbon (SOC) is one its most important characteristics, making it an active and indispensable participant in the global cycle. SOC influences various related functions services, such as agricultural productivity, water retention management, buffering capacity against toxic elements compounds, which are essential provide healthy food clean drinking water. Furthermore, widely recognized playing crucial role mitigating addressing environmental...

10.5194/egusphere-egu25-6260 preprint EN 2025-03-14

Understanding soil water management properties is crucial for agricultural, hydrological, and environmental modelling. To enhance the description of hydraulic processes, we developed national 3D maps Hungary at 100 m resolution, covering six layers down to 2 depth (HU-SoilHydroGrids). This dataset includes continuous values calculated parameters, but aggregating this information necessary facilitate its use in large-scale hydrological models with significant computational demands.In Hungary,...

10.5194/egusphere-egu25-4071 preprint EN 2025-03-14

Determining soil parameters is essential for rational use, sustainable management, cost-effective monitoring, and collecting baseline data targeted mapping.The aim of our research to perform non-destructive spectroradiometric measurements on the archived sample bank HUN-REN ATK Institute Soil Sciences, which includes comprehensive laboratory background data. This initiative seeks develop a nationwide spectrum library that spatially represents entirety Hungary’s land cover types,...

10.5194/egusphere-egu25-9429 preprint EN 2025-03-14

This study evaluates the water retention effectiveness of different good farming pactices on a hilly catchment (Felső-Válicka, Hungary) using SWAT+ hydrological model. The Felső-Válicka case area (124 km2), focus research, is predominantly used for agricultural production (~35% total area). Farmers in region face increasingly severe droughts, coupled with significant erosion damage to arable land due intense rainfall events caused by unfavourable...

10.5194/egusphere-egu25-9348 preprint EN 2025-03-14

Spatially detailed quantitative data regarding soil physical/hydraulic properties is in high demand for a range of modeling applications. EU-SoilHydroGrids has demonstrated its utility at the European level. HU-SoilHydroGrids, been developed whole area Hungary 100 m spatial resolution with several enhancements elaboration process. A further step toward larger based on NATASA (Hungarian acronym Profile-level Database Hungarian Large-Scale Soil Mapping) initiative to produce large-scale 3D...

10.5194/egusphere-egu25-20245 preprint EN 2025-03-15

One of the major environmental problems our time is soil erosion, which a natural process reducing fertility soils and leading to land degradation. Soil erosion mapping helps develop different control methods essential for sustainable agricultural practices. Among modern remote sensing technologies, UAV laser scanning (ULS) gaining importance as an accurate efficient survey solution can be applied in vegetated areas. It generates point clouds (PC) mapped 3D coordinates during survey,...

10.5194/egusphere-egu25-15207 preprint EN 2025-03-15

Innovation is vital in the modern economic environment, as it aims to improve operational efficiency, competitiveness, and sustainability of enterprises. The study aimed examine innovation activity Hungarian small medium-sized enterprises most important factors influencing their innovation. paper employed a questionnaire survey spring 2024. During survey, total 253 companies were interviewed about factors. Based on results, SME sector shows developing tendency. A positive attitude toward...

10.21511/ppm.23(1).2025.47 article EN cc-by Problems and Perspectives in Management 2025-03-27

Background: Esports are highly prevalent in modern culture, particularly among young people, and a healthy hobby for the majority of users. However, there is possible link between video gaming (including esports) problematic internet use (so-called addiction, IA), mostly involving adolescents. Methods: Here we present an online survey focusing on prevalence risk factors addiction adult esports players. Demographics included age, gender, family type, type work, working years daily use....

10.3390/ijerph19063204 article EN International Journal of Environmental Research and Public Health 2022-03-09

Water infiltration rate (WIR) into the soil profile was investigated through a comprehensive study harnessing spectral information of surface. As spectroscopy provides invaluable on attributes, and as WIR is surface-dependent property, field may model better than traditional laboratory measurements. This because sampling for latter disrupts soil-surface status. A library (FSSL), consisting 114 samples with different textures from six sites over Mediterranean basin, combined measurements,...

10.3390/rs13132606 article EN cc-by Remote Sensing 2021-07-02

Cropmarks are a major factor in the effectiveness of traditional aerial archaeology. Identified almost 100 years ago, positive and negative features shown by cropmarks now well understood, as role different cultivated plants importance precipitation other elements physical environment. Generations archaeologists possession empirical knowledge, allowing them to find many possible every year. However, essential analyses belong mostly predigital period, while significant growth datasets last 30...

10.3390/rs13061126 article EN cc-by Remote Sensing 2021-03-16

Summary Serial transfer of the goose parvovirus strain B, causal agent Derzsy's gosling disease, in cultured goose‐embryo fibroblast (GEF) resulted a mutant (designated as Bav) apathogenic for both embryos and susceptible goslings. Goose inoculated with 38th or higher passages B survived infection, although virus replicated their organs. Susceptible goslings challenge Bav without showing symptoms, developed normally. Only 4.2% progeny parents vaccinated twice died after virulent compared 95%...

10.1080/03079457808418293 article EN Avian Pathology 1978-07-01

Soil salinization is one of the main threats to soils worldwide, which has serious impacts on soil functions. Our objective was map and assess salt-affectedness arable land (0.85 km2) in Hungary, with high spatial resolution, using a combination ensemble machine learning multivariate geostatistics three salt-affected indicators (i.e., alkalinity, electrical conductivity, sodium adsorption ratio (n = 85 samples)). Ensemble modelling five base learners random forest, extreme gradient boosting,...

10.3390/agronomy12081858 article EN cc-by Agronomy 2022-08-06
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