Orchard management with small unmanned aerial vehicles: A survey of sensing and analysis approaches

C Zhang, J Valente, L Kooistra, L Guo, W Wang - Precision agriculture, 2021 - Springer
Advances in sensor miniaturization are increasing the global popularity of unmanned aerial
vehicle (UAV)-based remote sensing applications in many domains of agriculture. Fruit …

Precision oliviculture: research topics, challenges, and opportunities—a review

E Roma, P Catania - Remote Sensing, 2022 - mdpi.com
Since the beginning of the 21st century, there has been an increase in the agricultural area
devoted to olive growing and in the consumption of extra virgin olive oil (EVOO). The …

Monitoring the vegetation vigor in heterogeneous citrus and olive orchards. A multiscale object-based approach to extract trees' crowns from UAV multispectral …

G Modica, G Messina, G De Luca, V Fiozzo… - … and Electronics in …, 2020 - Elsevier
Precision agriculture (PA) constitutes one of the most critical sectors of remote sensing
applications that allow obtaining spatial segmentation and within-field variability information …

Estimation of sugar content in sugar beet root based on UAV multi-sensor data

Q Wang, Y Che, K Shao, J Zhu, R Wang, Y Sui… - … and Electronics in …, 2022 - Elsevier
Sugar beet (Beta vulgaris L.) is the second largest sugar source crop in the world. Sugar
content in its beetroot is an important quality index of sugar beet. Rapid and accurate …

Extraction of information about individual trees from high-spatial-resolution UAV-acquired images of an orchard

X Dong, Z Zhang, R Yu, Q Tian, X Zhu - Remote Sensing, 2020 - mdpi.com
The extraction of information about individual trees is essential to supporting the growing of
fruit in orchard management. Data acquired from spectral sensors mounted on unmanned …

[HTML][HTML] The role of LAI and leaf chlorophyll on NDVI estimated by UAV in grapevine canopies

G Caruso, G Palai, L Tozzini, C D'Onofrio, R Gucci - Scientia Horticulturae, 2023 - Elsevier
Despite the wide use of the Normalized Difference Vegetation Index (NDVI) in precision
viticulture, there are no studies aimed at discriminating the contribution of plant biomass …

Deep-learning-based automated palm tree counting and geolocation in large farms from aerial geotagged images

A Ammar, A Koubaa, B Benjdira - Agronomy, 2021 - mdpi.com
In this paper, we propose an original deep learning framework for the automated counting
and geolocation of palm trees from aerial images using convolutional neural networks. For …

TreeFormer: a Semi-Supervised Transformer-based Framework for Tree Counting from a Single High Resolution Image

HA Amirkolaee, M Shi… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Automatic tree density estimation and counting using single aerial and satellite images is a
challenging task in photogrammetry and remote sensing, yet has an important role in forest …

[HTML][HTML] UAV-based coffee yield prediction utilizing feature selection and deep learning

BDS Barbosa, L Costa, Y Ampatzidis… - Smart Agricultural …, 2021 - Elsevier
Abstract Unmanned Aerial Vehicles (UAVs) combined with machine learning have a great
potential for crop yield estimation. In this study, a UAV equipped with an RGB (Red, Green …

Implementation of an algorithm for automated phenotyping through plant 3D-modeling: A practical application on the early detection of water stress

R Rossi, S Costafreda-Aumedes, L Leolini… - … and Electronics in …, 2022 - Elsevier
High-throughput plant phenotyping requires integrated image-based tools for automated
and simultaneous quantification of multiple morphological and physiological traits, which are …