Results 11 to 20 of about 14,993 (300)

Comparison of Five Spectral Indices and Six Imagery Classification Techniques for Assessment of Crop Residue Cover Using Four Years of Landsat Imagery

open access: yesRemote Sensing, 2023
Determining residue cover on agricultural land is an important task. Residue cover helps reduce soil erosion and helps sequester carbon. Many studies have used either spectral indices or classification techniques to map residue cover using satellite ...
Alan J. Stern   +3 more
doaj   +1 more source

Developing an empirical model for assessment of total nitrogen inflow to rivers and lakes in the Biebrza river watershed, Poland

open access: yesPrzegląd Naukowy Inżynieria i Kształtowanie Środowiska, 2023
Nitrogen load is crucial for its application in various fields such as agriculture and improving water quality control for authorities responsible for establishing agricultural policies in the area.
Jessica Canchig   +2 more
doaj   +1 more source

Upscaling of evapotranspiration fluxes from instantaneous to daytime scales for thermal remote sensing applications [PDF]

open access: yesHydrology and Earth System Sciences, 2014
Four upscaling methods for estimating daytime actual evapotranspiration (ET) from single time-of-day snapshots, as commonly retrieved using remote sensing, were compared.
C. Cammalleri   +2 more
doaj   +1 more source

GROUNDWATER QUALITY ASSESSMENT: A CASE STUDY OF THE TELEGHMA PLAIN, ALGERIA [PDF]

open access: yesAnalele Universităţii din Oradea: Seria Geografie, 2022
The Teleghma plain is located in northeastern Algeria, in the upper valley of Oued Rhumel. It is characterised by a semi-arid climate with average annual precipitation of 300 mm/ year.
Mouna DEKAKRA   +2 more
doaj   +1 more source

UNDERSTANDING SPATIAL VARIABILITY OF CROPPING SYSTEM RESPONSE TO CLIMATE CHANGE IN PUNJAB STATE OF INDIA USING REMOTE SENSING DATA AND SIMULATION MODEL [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
The present study investigated the impact of climate change, as projected by the Global Climate Model, HadCM3 for two different storyline (A2, B2), on the total crop production of Punjab state of India and its spatial variability for three future periods
R. Tripathy   +5 more
doaj   +1 more source

Experimental short-time wildfire simulation—Physicochemical changes of forest mucky topsoil

open access: yesFrontiers in Forests and Global Change, 2022
Today, fires constitute one of the most important factors that can affect soil properties, acting at a rapid pace and on a large scale. They often result from climate change.
Dawid Kupka   +4 more
doaj   +1 more source

Modelling Hydrological Processes in Agricultural Areas with Complex Topography [PDF]

open access: yesAgronomy, 2020
Agricultural intensification and soil mismanagement have been recognized among the main causes of soil erosion in Mediterranean climate areas such as the Arbia stream basin (Tuscany, Italy). This study aims at predicting soil loss from agricultural fields as it is essential for providing reliable information for prioritizing soil conservation measures.
Luciano Massetti   +3 more
openaire   +5 more sources

Sustainable development for Vietnam agriculture [PDF]

open access: yesE3S Web of Conferences, 2020
Agriculture is one of the important and complex sectors, it is not only a simple economic sector but also a biological - technical system. Because the basis for agricultural development is the use of bio-energy - plants and animals.
Duong Duc Tam
doaj   +1 more source

A Sustainable Approach for Improving Soil Properties and Reducing N2O Emissions Is Possible through Initial and Repeated Biochar Application

open access: yesAgronomy, 2021
Recent findings of changing climate, water scarcity, soil degradation, and greenhouse gas emissions have brought major challenges to sustainable agriculture worldwide.
Ján Horák   +5 more
doaj   +1 more source

RURALIZATION FOR WATER RESOURCES MANAGEMENT IN URBAN AREA REVISITED

open access: yesRevista Geográfica Acadêmica, 2021
The present study briefly evaluated the history of institutional and scientific aspects involving hydrology. In this evaluation, it is observed that hydrology is increasingly closer to society, discussing the interactions between society and ...
Masato Kobiyama   +2 more
doaj  

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