Fruit yield prediction and estimation in orchards: A state-of-the-art comprehensive review for both direct and indirect methods

L He, W Fang, G Zhao, Z Wu, L Fu, R Li… - … and Electronics in …, 2022 - Elsevier
Orchard pre-harvest yield data is important for fruit growers, which can be used for economic
benefit evaluation, management mode adjustment and so on. However, traditional manual …

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 …

Analyzing precision agriculture adoption across the globe: A systematic review of scholarship from 1999–2020

CL Lee, R Strong, KE Dooley - Sustainability, 2021 - mdpi.com
Precision agriculture (PA) is a holistic, sustainable, innovative systems approach that assists
farmers in production management. Adopting PA could improve sustainable food security …

Getis–Ord's hot-and cold-spot statistics as a basis for multivariate spatial clustering of orchard tree data

A Peeters, M Zude, J Käthner, M Ünlü, R Kanber… - … and Electronics in …, 2015 - Elsevier
Precision agriculture aims at sustainably optimizing the management of cultivated fields by
addressing the spatial variability found in crops and their environment. Spatial variability can …

Yield prediction in apple orchards based on image processing

AD Aggelopoulou, D Bochtis, S Fountas, KC Swain… - Precision …, 2011 - Springer
It has been suggested that apple (Malus* domestica Borkh) flowering distribution maps can
be used for site-specific management decisions. The objectives of this study were (i) to study …

Yield sensing technologies for perennial and annual horticultural crops: A review

L Longchamps, B Tisseyre, J Taylor, L Sagoo… - Precision …, 2022 - Springer
Yield maps provide a detailed account of crop production and potential revenue of a farm.
This level of details enables a range of possibilities from improving input management …

Growth height determination of tree walls for precise monitoring in apple fruit production using UAV photogrammetry

M Hobart, M Pflanz, C Weltzien, M Schirrmann - Remote Sensing, 2020 - mdpi.com
In apple cultivation, spatial information about phenotypic characteristics of tree walls would
be beneficial for precise orchard management. Unmanned aerial vehicles (UAVs) can …

Automatic estimation of apple orchard blooming levels using the improved YOLOv5

Z Chen, R Su, Y Wang, G Chen, Z Wang, P Yin, J Wang - Agronomy, 2022 - mdpi.com
The estimation of orchard blooming levels and the determination of peak blooming dates are
very important because they determine the timing of orchard flower thinning and are …

Using WorldView Satellite Imagery to Map Yield in Avocado (Persea americana): A Case Study in Bundaberg, Australia

A Robson, MM Rahman, J Muir - Remote Sensing, 2017 - mdpi.com
Accurate pre-harvest estimation of avocado (Persea americana cv. Haas) yield offers a
range of benefits to industry and growers. Currently there is no commercial yield monitor …

Yield prediction in apples using Fuzzy Cognitive Map learning approach

EI Papageorgiou, KD Aggelopoulou, TA Gemtos… - … and electronics in …, 2013 - Elsevier
This work investigates the yield modeling and prediction process in apples (cv. Red Chief)
using the dynamic influence graph of Fuzzy Cognitive Maps (FCMs). FCMs are ideal causal …