Joel Segarra
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View article: Evaluation and improvement of Copernicus HR-VPP product for crop phenology monitoring
Evaluation and improvement of Copernicus HR-VPP product for crop phenology monitoring Open
Monitoring agricultural land with optical remote sensing offers a valuable tool for estimating crop yield and supporting decision-making for food security. Cropland phenology indicators, such as the start of season (SOS), the end of season…
View article: In-Field Phenotyping Using the Low-Cost and Open Access Fluorescence PhotosynQ Multispeq Sensor Together with NDVI: A Case Study with Durum Wheat
In-Field Phenotyping Using the Low-Cost and Open Access Fluorescence PhotosynQ Multispeq Sensor Together with NDVI: A Case Study with Durum Wheat Open
Durum wheat production is concentrated in Mediterranean climate regions, making it essential to develop cultivars that adapt to its changing conditions, including water and heat stress. In this regard, photosynthetic capacity estimates may…
View article: The role of critical remote sensing in environmental justice struggles
The role of critical remote sensing in environmental justice struggles Open
Since the 1970s, remote sensing has been used to monitor the environment, address national security concerns, and manage Earth resources within a market framework. However, environmental organizations can also utilize remote sensing data i…
View article: Suitability mapping and management monitoring in Castilian organic and conventional wheat fields with Sentinel-2 and spatial data
Suitability mapping and management monitoring in Castilian organic and conventional wheat fields with Sentinel-2 and spatial data Open
The Mediterranean region is a climate change hotspot due to projected precipitation decreases, soil erosion, and rising temperatures in the coming decades. In such a context, wheat productivity is expected to decrease; thus, all available …
View article: Managing abandoned Mediterranean mountain landscapes: The effects of donkey grazing on biomass control and floral diversity in pastures
Managing abandoned Mediterranean mountain landscapes: The effects of donkey grazing on biomass control and floral diversity in pastures Open
Traditional Mediterranean Mountain landscapes in Spain have suffered dramatic environmental and social changes over the last seven decades. The loss of these landscapes has had consequences for biodiversity, soil erosion, landscape quality…
View article: Defining durum wheat ideotypes adapted to Mediterranean environments through remote sensing traits
Defining durum wheat ideotypes adapted to Mediterranean environments through remote sensing traits Open
An acceleration of the genetic advances of durum wheat, as a major crop for the Mediterranean region, is required, but phenotyping still represents a bottleneck for breeding. This study aims to define durum wheat ideotypes under Mediterran…
View article: Using Ground and UAV Vegetation Indexes for the Selection of Fungal-Resistant Bread Wheat Varieties
Using Ground and UAV Vegetation Indexes for the Selection of Fungal-Resistant Bread Wheat Varieties Open
The productivity of wheat in the Mediterranean region is under threat due to climate-change-related environmental factors, including fungal diseases that can negatively impact wheat yield and quality. Wheat phenotyping tools utilizing affo…
View article: Quantification of Pinus pinea L. Pinecone Productivity Using Machine Learning of UAV and Field Images
Quantification of Pinus pinea L. Pinecone Productivity Using Machine Learning of UAV and Field Images Open
Currently, for Pinus pinea L., a valuable Mediterranean forest species in Catalonia, Spain, pinecone production is quantified visually before harvest with a manual count of the number of pinecones of the third year in a selection of trees …
View article: Multiscale assessment of ground, aerial and satellite spectral data for monitoring wheat grain nitrogen content
Multiscale assessment of ground, aerial and satellite spectral data for monitoring wheat grain nitrogen content Open
Wheat grain quality characteristics have experienced increasing attention as a central factor affecting wheat end-use products quality and human health. Nonetheless, in the last decades a reduction in grain quality has been observed. There…
View article: Assessing Phytosanitary Application Efficiency of a Boom Sprayer Machine Using RGB Sensor in Grassy Fields
Assessing Phytosanitary Application Efficiency of a Boom Sprayer Machine Using RGB Sensor in Grassy Fields Open
The systematic use of plant protection products is now being called into question with the growing awareness of the risks they can represent for the environment and human health. The application of precision agriculture technologies helps …
View article: Estimating Wheat Grain Yield Using Sentinel-2 Imagery and Exploring Topographic Features and Rainfall Effects on Wheat Performance in Navarre, Spain
Estimating Wheat Grain Yield Using Sentinel-2 Imagery and Exploring Topographic Features and Rainfall Effects on Wheat Performance in Navarre, Spain Open
Reliable methods for estimating wheat grain yield before harvest could help improve farm management and, if applied on a regional level, also help identify spatial factors that influence yield. Regional grain yield can be estimated using c…
View article: Remote Sensing for Precision Agriculture: Sentinel-2 Improved Features and Applications
Remote Sensing for Precision Agriculture: Sentinel-2 Improved Features and Applications Open
The use of satellites to monitor crops and support their management is gathering increasing attention. The improved temporal, spatial, and spectral resolution of the European Space Agency (ESA) launched Sentinel-2 A + B twin platform is pa…
View article: Participatory Plant Breeding and the Evolution of Landraces: A Case Study in the Organic Farms of the Collserola Natural Park
Participatory Plant Breeding and the Evolution of Landraces: A Case Study in the Organic Farms of the Collserola Natural Park Open
Although consumers appreciate the genetic diversity among tomato landraces, traditional varieties have been displaced from commercial agriculture. Their cultivation through organic farming in natural parks can contribute to their resurgenc…