OOIR: Observatory of International Research

Papers

(The TQCC of Precision Agriculture is 17. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-05-01 to 2026-05-01.)

Article	Citations
Hyperspectral sensing and mapping of soil carbon content for amending within-field heterogeneity of soil fertility and enhancing soil carbon sequestration	272
On-farm experimentation: assessing the effect of combine ground speed on grain yield monitor data estimates	249
Near real-time yield forecasting of winter wheat using Sentinel-2 imagery at the early stages	141
Recognition of mango and location of picking point on stem based on a multi-task CNN model named YOLOMS	135
Using UAV-based multispectral remote sensing imagery combined with DRIS method to diagnose leaf nitrogen nutrition status in a fertigated apple orchard	127
Clustered tomato detection and picking point location using machine learning-aided image analysis for automatic robotic harvesting	118
A novel end-effector for a fruit and vegetable harvesting robot: mechanism and field experiment	85
Integrating computer vision and precision sprayers for targeted green fruit chemical thinning	79
Soil2Cover: Coverage path planning minimizing soil compaction for sustainable agriculture	70
Smart UAV-assisted blueberry maturity monitoring with Mamba-based computer vision	69
Red-green-blue to normalized difference vegetation index translation: a robust and inexpensive approach for vegetation monitoring using machine vision and generative adversarial networks	68
Recognition of sunflower growth period based on deep learning from UAV remote sensing images	65
A novel approach for analysing environmental sustainability aspects of combine harvesters through telematics data. Part II: an IT tool for comparative analysis	57
Maize tassel number and tasseling stage monitoring based on near-ground and UAV RGB images by improved YoloV8	56
Use of remote sensing-derived fPAR data in a grapevine simulation model for estimating vine biomass accumulation and yield variability at sub-field level	54
Spectral characteristics of winter wheat varieties depending on the development degree of Pyrenophora tritici-repentis	49
Assessing seeding rate management strategies for maize production in South Africa: Insights from the Data Intensive Farm Management Project	48
UAV-based canopy monitoring: calibration of a multispectral sensor for green area index and nitrogen uptake across several crops	47
Improved estimation of herbaceous crop aboveground biomass using UAV-derived crop height combined with vegetation indices	47
Joint plant-spraypoint detector with ConvNeXt modules and HistMatch normalization	46
Combining 2D image and point cloud deep learning to predict wheat above ground biomass	45
A coupled atomization-spray drift model as online support tool for boom spray applications	44
Quantifying corn LAI using machine learning and UAV multispectral imaging	43
Developing an innovative stacking ensemble machine learning and multi-source data fusion-based precision nitrogen management strategy for corn	43
Impact of soil electrical conductivity-based site-specific seeding and uniform rate seeding methods on winter wheat yield parameters and economic benefits	43

A novel approach for analysing environmental sustainability aspects of combine harvester through telematics data. Part I: evaluation and analysis of field tests	42
Evaluation of the PROMET model for yield estimation and N fertilization in on-farm research	41
Effects of variable rate irrigation and fertilization under center pivot system on water conservation, fertilizer efficiency, and yield in winter wheat	40
Quantifying real-time opening disk load during planting operations to assess compaction and potential for planter control	39
Quantification of self-propelled sprayers turn compensation feature utilization and advantages during on-farm applications	38
Repeatability of commercially available visible and near infrared proximal soil sensors	35
Data fusion approach for predicting high resolution estimates of crop evapotranspiration	34
Correction to: Chickpea leaf water potential estimation from ground and VENµS satellite	34
Changing perceptions of crop robotics in social media	33
Optimal treatment placement for on-farm experiments: pseudo-Bayesian optimal designs with a linear response plateau model	33
Hyperspectral assessment of bacterial blight disease in red kidney beans by feature selection and machine learning algorithms	32
Unmanned aerial system plant protection products spraying performance evaluation on a vineyard	31
Improving harvester yield maps postprocessing leveraging remote sensing data in rice crop	31
The economic performances of different trial designs in on-farm precision experimentation: a Monte Carlo evaluation	31
Data-driven agriculture and sustainable farming: friends or foes?	31
Farewells	31
Spatial variability of soil properties, nitrogen balance and nitrate leaching using digital methods on heterogeneous arable fields in southern Germany	30
Utility of visible and near-infrared spectroscopy to predict base neutralizing capacity and lime requirement of quaternary soils	30
An applied framework to unlocking multi-angular UAV reflectance data: a case study for classification of plant parameters in maize (Zea mays)	30
Incorporation of mechanistic model outputs as features for data-driven models for yield prediction: a case study on wheat and chickpea	29
An ultra-lightweight efficient network for image-based plant disease and pest infection detection	29
Early asymptomatic diagnosis of tobacco mosaic virus in fields utilizing hyperspectral imaging technology from unmanned aerial vehicle	28
Adding random points to sampling grids to improve the quality of soil fertility maps	28
Delineation of management zones dealing with low sampling and outliers	28
Developing a segment anything model-based framework for automated plot extraction	27
Monitoring the interannual dynamic changes of soil organic matter using long-term Landsat images	27
Opportunities for variable rate application of nitrogen under spatial water variations in rainfed wheat systems—an economic analysis	27
Field-scale digital mapping of top- and subsoil Chernozem properties	27
Drivers and barriers to precision agriculture adoption in Czech agriculture	27
Drone-based assessment of multifunctionality in mixed cropping systems	27
Spatial variability in soil characteristics is associated with Vidalia onion pungency and yield	26
Generalized data-driven optimal path planning framework for uniform coverage missions using crop spraying UAVs	25
Integration of multi-temporal sentinel-1 and sentinel-2 data for paddy rice crop height estimation and uncertainty assessment using quantile regression forests	25
What drives the adoption of digital technology? An empirical assessment of multiple technology adoption by soybean farmers in São Paulo, Brazil	25
Planning and optimization of nitrogen fertilization in corn based on multispectral images and leaf nitrogen content using unmanned aerial vehicle (UAV)	25
Thermal imaging for identification of malfunctions in subsurface drip irrigation in orchards	24
Conventional management vs. precision viticulture: A comparison of different levels of mechanization and their impact on vineyard profitability	24
Prediction of cotton yield based on soil texture, weather conditions and UAV imagery using deep learning	24
Model-averaging as an accurate approach for ex-post economic optimum nitrogen rate estimation	24
Canopy height and biomass prediction in Mombaça guinea grass pastures using satellite imagery and machine learning	24
Correction to: a novel method for optimizing regional-scale management zones based on a sustainable environmental index	23
Statistical diagnostics for sensing spatial residue cover	23
Spatial and dynamic distribution of Chrysoperla spp. and Leucoptera coffeella populations in coffee Coffea arabica L	23
Fully automated proximal hyperspectral imaging system for high-resolution and high-quality in vivo soybean phenotyping	23
Multispectral images for monitoring the physiological parameters of coffee plants under different treatments against nematodes	22
Devising optimized maize nitrogen stress indices in complex field conditions from UAV hyperspectral imagery	21
Evolution of precision agricultural technologies: a patent network analysis	21
Sugarcane yield estimation in Thailand at multiple scales using the integration of UAV and Sentinel-2 imagery	21
Real-time detection and characterization of trunks and upright branches of pear trees for automatic dormant pruning	21
Development and field performance evaluation of hole-fertilizing planter and dynamic alignment control system for precision planting of corn	21

Enhancing visual autonomous navigation in row-based crops with effective synthetic data generation	21
Assessing neglected and underutilised taro crop water status using physiological indicators and UAV multi-modal thermal-multispectral data	20
Adaptively spatial feature fusion network: an improved UAV detection method for wheat scab	20
Interannual assessment of intra-vineyard variability through NDVI-based zoning in a mediterranean environment	20
Deep mango cultivars: cultivar detection by classification method with maximum misidentification rate estimation	20
On-Farm variable rate nitrogen management in irrigated potato	20
From pen and paper to digital precision: a comprehensive review of on-farm recordkeeping	20
Field validation of NDVI to identify crop phenological signatures	20
Robust Spectral Classification Under Sample Type and Seasonal Variability: A Proximal Remote Sensing Approach for Grapevine Cultivar Discrimination	20
Adoption of digital technologies in agriculture—an inventory in a european small-scale farming region	20
Effects of pre-emergence herbicide on targeted post-emergence herbicide application in plasticulture production	19
Small-target weed-detection model based on YOLO-V4 with improved backbone and neck structures	19
Remote estimation of leaf water concentration in winter wheat under different nitrogen treatments and plant growth stages	19
A new method to monitor the brown planthopper population size and its damage using canopy temperature of rice plants	19
Machine learning approach for satellite-based subfield canola yield prediction using floral phenology metrics and soil parameters	19
Enhancing model performance through date fusion in multispectral and RGB image-based field phenotyping of wheat grain yield	19
Crop yield levels and nutrient requirements in field edge zones—is precision management motivated?	19
Quantification of rice spikelet rot disease severity at organ scale with proximal imaging spectroscopy	19
From plot to field: A practical and robust model for rapeseed LAI inversion using a consumer-grade UAV RGB imaging platform	19
Olive yield monitor for small farms based on an instrumented trailer to collect big bags from the ground	19
UAV-based multispectral and thermal indexes for estimating crop water status and yield on super-high-density olive orchards under deficit irrigation conditions	18
End-to-end 3D CNN for plot-scale soybean yield prediction using multitemporal UAV-based RGB images	18
Land surface phenology for the characterization of Mediterranean permanent grasslands	18
Efficient tomato harvesting robot based on image processing and deep learning	18
A novel method for optimizing regional-scale management zones based on a sustainable environmental index	18
Comparing how accurately four different proximal spectrometers can estimate pasture nutritive characteristics: effects of spectral range and data type	18
Spatial and temporal correlation between soil and rice relative yield in small-scale paddy fields and management zones	18
Enhancing the capacity of southeastern extension change agents to facilitate the dissemination of precision farming: a Delphi approach	18
Evaluation of different crop model-based approaches for variable rate nitrogen fertilization in winter wheat	17
On-farm cereal rye biomass estimation using machine learning on images from an unmanned aerial system	17
Within-season vegetation indices and yield stability as a predictor of spatial patterns of Maize (Zea mays L) yields	17
An assessment of multi-view spectral information from UAV-based color-infrared images for improved estimation of nitrogen nutrition status in winter wheat	17
Field path optimization to reduce headland and turning maneuvers at regional scales: automated detection of cultivation direction in the state of Brandenburg, Germany	17
Potential of handheld low-cost multispectral sensors for decision support in viticulture	17
Remote sensing inversion of soil organic matter by using the subregion method at the field scale	17
Crop stress detection from UAVs: best practices and lessons learned for exploiting sensor synergies	17
The estimation of wheat tiller number based on UAV images and gradual change features (GCFs)	17
Predicting within-field grain protein content at scale using agronomic and remote sensing variables, and machine learning	17
Transfer learning for plant disease detection model based on low-altitude UAV remote sensing	17
Enhancing seasonal leaf area index estimation using PLSR with Sentinel-2 spectral and texture features: the importance of feature engineering and feature selection	17