Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 20 for “"precision farming"”.
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Soil Moisture Estimation From Soil Spectral Characteristics in a Precision Farming Environment
Spectral reflectance data were analyzed in conjunction with surface moisture data to determine the nature of the relationship between the two. For one of the fields, the strongest relationship between reflectance and surface moisture was between 550 and 620 nm. For the other, the strongest …
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INTRODUCTION AND DEVELOPMENT OF INTELLIGENT SYSTEMS FOR PRECISION FARMING ACTIVITIES IN GREENHOUSE ENVIRONMENT
… an autonomous electrical vehicle able to perform precision farming tasks inside greenhouses. The vehicle can increase operations safety level for operators and quality of the chemicals distribution, allowing a lower environmental pollution and a better greenhouse product quality. Farmers thus …
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Farming by Satellites: how West Country farmers were being driven to, and by, precision agricultural systems
Precision farming integrates satellite coordination and information communication technologies into farming practices to deliver self-driving and auto-regulating machinery and equipment to farmers, who can afford to invest, right across the globe. It is often sold on the basis that it can help …
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Spectral Properties of Sugar Beet Canopy Related to Sugar Content and Quality of Beet Roots
Precision farming has been shown to have a very important role in farm activities. Remote sensing techniques have the potential to provide quantitative and timely information on agricultural crops over large areas. In agricultural planning and policy making knowledge of crop yield is very …
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Design consideration, trade-off and performance analysis of a high-resolution optical telescope design for a satellite
… environmental protection, disaster response and precision farming to defence and security. The design of high resolution payload requires relevant technical expertise, expensive equipment and software. Different aspects of telescopes have been researched separately but process of translation of …
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Millimeter-wave radar dataset for multi-modal fusion and keypoint detection in under-canopy soybean and corn row navigation
… of radar can enhance perception robustness in precision farming, paving the way for future work on real-time closed-loop control, cross-crop generalization, and multitask radar vision applications for plant monitoring and yield prediction.
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Relação entre resistência mecânica do solo à penetração e textura do solo em área de colheita mecanizada de cana-de-açúcar no litoral paraibano
… of weather conditions, compliance with contract farming by farmers and advancement of new technologies. In this scenario the mechanical resistance to penetration comes with a parameter for assessing soil physical quality in detriment of the intensive use of agricultural machinery in particular …
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Hyperspectral Imagery for Precision Agriculture
… The EAVI algorithm was applied to two precision farming applications---finding the temporal relationship between images and corn yield and estimating corn kernel grain quality. It was found that images from the beginning of full canopy coverage to the corn ear formation period provided …
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Variability Structure Estimation: The Role of Sample Support
… such as site specific management (i.e., precision farming), groundwater and solute transport modeling, groundwater pollution assessment and remediation, etc. Due to soil heterogeneity, statistical measures are often used for variability description. The experimental point variogram and …
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Variability structure estimation: The role of sample support
… such as site specific management (i.e., precision farming), groundwater and solute tranport modeling, groundwater pollution assessment and remediation, etc. Due to soil heterogeneity, statistical measures are often used for variability description. The experimental point variogram and the …
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Soil parameter retrieval under vegetation cover using SAR polarimetry
… irrigation and consequently maximizing yield by precision farming. Soil moisture and soil roughness are the key parameters that characterize the soil status. In order to monitor their spatial and temporal variability on large scales, remote sensing techniques are required. Therefore the …
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Using satellite hyperspectral imagery to map soil organic matter, total nitrogen and total phosphorus
… information on soil properties is important for precision farming and environmental management. The spatial information of soil properties allows adjustments of fertilizer applications to be made based on knowledge of local field conditions, thereby maximizing agricultural productivity and …
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Submodular Optimization in Multi-Robot Teams: Robustness, Resilience, and Decentralization
… teams for environmental monitoring in a precision farming application. We want to answer the question of when and where to deploy our robots. This is a typical task allocation problem in multi-robot systems. Using the above problem as an example, we first focus on this decision-making …
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Computer Vision Algorithms for Yield Mapping in Specialty Farms
Precision farming and phenotyping technologies have the potential to drastically transform the agricultural landscape. For commodity crops such as maize, wheat and soy recurring farming tasks such as seeding, weeding, irrigation, fertilization, application of pesticides, harvesting, and storage are …
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Self-calibrating mass flow sensor
A comprehensive analysis was conducted for increased accuracy and self-calibration for a mass flow sensing system on a combine. This was undertaken as part of the John Deere Technology Innovation Center (JDTIC)-sponsored research program “Self-calibrating mass-flow sensor”, in turn part of a John …
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How can smart technologies be applied by smallholder farmers for increased productivity and sustained livelihoods?
… Africa most severely. The use of innovative farming techniques and technology has proven to accelerate the production yields and improve resilience to vulnerabilities which impact agricultural productivity. The use of smart technologies in farming is mainly present among largescale commercial …
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Integrated plant and control design for vehicle-environment interaction
Vehicle-environment interaction (VEI) systems are a specific class of systems whereby a vehicle, or some component of the vehicle, is required to interact with its environment above and beyond simple locomotion tasks. This dissertation examines the automation of the VEI system where the positioning …
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Development of monitoring applications for refrigerated perishable goods transportation
… The idea was to integrate information from precision farming together with the information registered during the transport and delivery from intelligent transport systems into a single traceability system. The system enables detection of food safety risks, like for example breaks in the cold …
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Plan de negocios para la creación de una empresa de servicios de captura y analítica de datos, basados en tecnología UAV (drones) apoyado en inteligencia artificial (IA) para la planeación, seguimiento y control de proyectos agrícolas
El incipiente marco legislativo para actividades como la agricultura de precisión, sumado a oportunidades para incrementar la eficiencia y calidad en las técnicas de seguimiento para toma de decisiones en el sector agrícola en Colombia, son las principales razones por las cuales se propone como …