Prospects of improving agricultural and water productivity through unmanned aerial vehicles

L Nhamo, J Magidi, A Nyamugama, AD Clulow… - Agriculture, 2020 - mdpi.com
Unmanned Aerial Vehicles (UAVs) are an alternative to costly and time-consuming
traditional methods to improve agricultural water management and crop productivity through …

Reviews and syntheses: Turning the challenges of partitioning ecosystem evaporation and transpiration into opportunities

PC Stoy, TS El-Madany, JB Fisher, P Gentine… - …, 2019 - bg.copernicus.org
Evaporation (E) and transpiration (T) respond differently to ongoing changes in climate,
atmospheric composition, and land use. It is difficult to partition ecosystem-scale …

Impacts of droughts and extreme-temperature events on gross primary production and ecosystem respiration: a systematic assessment across ecosystems and climate …

J von Buttlar, J Zscheischler, A Rammig… - …, 2018 - bg.copernicus.org
Extreme climatic events, such as droughts and heat stress, induce anomalies in ecosystem–
atmosphere CO 2 fluxes, such as gross primary production (GPP) and ecosystem respiration …

A flexible and efficient knowledge-guided machine learning data assimilation (KGML-DA) framework for agroecosystem prediction in the US Midwest

Q Yang, L Liu, J Zhou, R Ghosh, B Peng, K Guan… - Remote Sensing of …, 2023 - Elsevier
Process-based models are widely used to predict the agroecosystem dynamics, but such
modeled results often contain considerable uncertainty due to the imperfect model structure …

Upscaled diurnal cycles of land–atmosphere fluxes: a new global half-hourly data product

P Bodesheim, M Jung, F Gans… - Earth System …, 2018 - essd.copernicus.org
Interactions between the biosphere and the atmosphere can be well characterized by fluxes
between the two. In particular, carbon and energy fluxes play a major role in understanding …

Stable gap-filling for longer eddy covariance data gaps: A globally validated machine-learning approach for carbon dioxide, water, and energy fluxes

S Zhu, R Clement, J McCalmont, CA Davies… - Agricultural and Forest …, 2022 - Elsevier
Continuous time-series of CO 2, water, and energy fluxes are useful for evaluating the
impacts of climate-change and management on ecosystems. The eddy covariance (EC) …

Using near-infrared-enabled digital repeat photography to track structural and physiological phenology in Mediterranean tree–grass ecosystems

Y Luo, TS El-Madany, G Filippa, X Ma, B Ahrens… - Remote Sensing, 2018 - mdpi.com
Tree–grass ecosystems are widely distributed. However, their phenology has not yet been
fully characterized. The technique of repeated digital photographs for plant phenology …

Modeling canopy conductance and transpiration from solar-induced chlorophyll fluorescence

N Shan, W Ju, M Migliavacca, D Martini… - Agricultural and Forest …, 2019 - Elsevier
Vegetation transpiration (T) is the process of plant water loss through the stomata on the leaf
surface and plays a key role in the energy and water balance of the land surface, especially …

[HTML][HTML] The effect of pixel heterogeneity for remote sensing based retrievals of evapotranspiration in a semi-arid tree-grass ecosystem

V Burchard-Levine, H Nieto, D Riaño… - Remote Sensing of …, 2021 - Elsevier
Many satellite missions rely on modeling approaches to acquire global or regional
evapotranspiration (ET) products. However, a current challenge in ET modeling lies in …

[HTML][HTML] Using terrestrial laser scanning for characterizing tree structural parameters and their changes under different management in a Mediterranean open …

E Bogdanovich, O Perez-Priego, TS El-Madany… - Forest Ecology and …, 2021 - Elsevier
Analyzing tree structural features and capturing their temporal dynamic is challenging but
crucial for determining key state variables related to plant function, management practices …