Agricultural Engineering project ideas

101 projects, from a first build to a final-year capstone. Each lists the skills it teaches and the tools it needs; times and costs are estimates.

Beginner projects

• Soil Moisture Irrigation Controller — Switch a small pump from a soil moisture threshold and log watering events against plant response. Skills: soil moisture sensing, threshold control. Tools: capacitive sensor, MCU, mini pump. Hardware build, Up to 15 h, Under $30.
• Crop Water Requirement Calculator — Estimate crop evapotranspiration from reference ET and crop coefficients for each growth stage. Skills: evapotranspiration, crop coefficients. Tools: web calculator. Visualizer, Up to 15 h, Software only (free tools).
• Soil Texture Jar Test — Settle soil in a jar to estimate sand, silt and clay fractions and place it on the texture triangle. Skills: soil texture, sedimentation. Tools: jar, ruler, soil. Data lab, Up to 15 h, Software only (free tools).
• Seed Germination Rate Trial — Compare germination rate and speed of seed lots under different moisture levels. Skills: germination testing, experimental design. Tools: trays, seeds, spreadsheet. Data lab, Up to 15 h, Software only (free tools).
• Drip Emitter Uniformity Test — Collect emitter flows along a drip line and compute distribution uniformity. Skills: irrigation uniformity, flow measurement. Tools: drip line, cups, cylinder. Data lab, Up to 15 h, Software only (free tools).
• Farm Field Area Mapper — Walk a field boundary with a phone GPS and compute area and perimeter. Skills: GPS mapping, area calculation. Tools: phone GPS, web app. Visualizer, Up to 15 h, Under $30.
• Compost Temperature Monitor — Log compost pile temperatures to track decomposition phases. Skills: composting, temperature logging. Tools: probe thermometer, logger. Hardware build, Up to 15 h, Under $30.
• Rain Gauge Data Logger — Build a tipping-bucket rain gauge and log rainfall intensity. Skills: rainfall measurement, event logging. Tools: tipping bucket, MCU. Hardware build, Up to 15 h, Under $30.
• Tractor Power and Speed Explainer — Relate engine power, drawbar pull and ground speed for field operations. Skills: tractor power, drawbar pull. Tools: web app. Visualizer, Up to 15 h, Software only (free tools).
• Fertilizer Requirement Calculator — Convert nutrient recommendations into fertilizer quantities per hectare. Skills: nutrient management, unit conversion. Tools: web calculator. Visualizer, Up to 15 h, Software only (free tools).
• Sprinkler Coverage Visualizer — Show overlap and dry spots for sprinkler spacing patterns. Skills: sprinkler layout, coverage. Tools: web app. Visualizer, Up to 15 h, Software only (free tools).
• Grain Moisture Oven Test — Measure grain moisture content by oven drying and compare with a meter. Skills: moisture content, gravimetric testing. Tools: oven, balance. Data lab, Up to 15 h, Software only (free tools).
• Plant Growth Light Comparison — Grow seedlings under different light colours and compare growth. Skills: plant lighting, controlled experiments. Tools: LED strips, trays. Data lab, Up to 15 h, Under $30.
• Farm Pond Water Budget — Balance rainfall inflow, evaporation and irrigation draw from a farm pond over a season. Skills: water balance, storage planning. Tools: spreadsheet. Simulator, Up to 15 h, Software only (free tools).
• Seed Rate and Spacing Calculator — Compute seeds per hectare from row spacing, plant spacing and germination. Skills: seeding rates, plant population. Tools: web calculator. Visualizer, Up to 15 h, Software only (free tools).
• Soil pH Testing Survey — Test soil pH across a field and map acidic zones. Skills: soil testing, mapping. Tools: pH kit, spreadsheet. Data lab, Up to 15 h, Under $30.
• Hoe and Sickle Effort Comparison — Compare effort, posture and work rate for different hoe and sickle designs during field tasks. Skills: ergonomics, tool design. Tools: stopwatch, survey. Data lab, Up to 15 h, Software only (free tools).
• Solar Crop-Drying Cabinet — Build a solar cabinet dryer and compare drying time with open-sun drying. Skills: solar drying, moisture removal. Tools: plywood, glazing, thermometer. Hardware build, Up to 15 h, Under $30.
• Farm Record Keeping App — Record sowing, inputs, labour and harvest per plot. Skills: farm records, data entry. Tools: spreadsheet/app. Workflow, Up to 15 h, Software only (free tools).
• Weather Station for Farms — Measure temperature, humidity and wind for farm decisions. Skills: weather sensing, data logging. Tools: sensors, MCU. Hardware build, Up to 15 h, Under $30.
• Mulch Soil Temperature Trial — Compare soil temperature and moisture under different mulches. Skills: mulching, field trials. Tools: thermometers, plots. Data lab, Up to 15 h, Software only (free tools).
• Livestock Water Trough Level Alarm — Sound an alarm and send a notification when a livestock water trough runs low. Skills: level sensing, alarms. Tools: float switch, buzzer. Hardware build, Up to 15 h, Under $30.
• Crop Calendar Planner — Plan sowing and harvest windows for local crops by season. Skills: crop calendars, planning. Tools: spreadsheet. Workflow, Up to 15 h, Software only (free tools).
• Canal Flow Measurement With Float — Estimate canal discharge from float velocity and cross-section. Skills: open channel flow, discharge. Tools: float, tape, stopwatch. Data lab, Up to 15 h, Software only (free tools).
• Agricultural Residue Briquette Press — Press crop residues into briquettes and test density and burn time. Skills: biomass densification, testing. Tools: manual press, residue. Hardware build, Up to 15 h, Under $30.

Intermediate projects

• Precision Seeder Prototype — Meter seeds with a stepper-driven plate at a set spacing and test singulation accuracy. Skills: seed metering, stepper control. Tools: stepper, MCU, seed plate. Hardware build, 15–45 h, $30–150.
• Farm Machinery Fuel Monitor — Log tractor fuel use per hectare and operation to find waste. Skills: fuel monitoring, field efficiency. Tools: flow sensor, logger. Dashboard, 15–45 h, $30–150.
• Greenhouse Climate Controller — Control fans, misting and shading from temperature and humidity setpoints. Skills: climate control, hysteresis. Tools: sensors, relays, MCU. Hardware build, 15–45 h, $30–150.
• Grain Dryer Optimization Model — Model drying air temperature and flow to minimise energy and cracking. Skills: drying models, optimisation. Tools: Python. Simulator, 15–45 h, Software only (free tools).
• Post-Harvest Cold-Chain Monitor — Track temperature of produce from farm gate to market and estimate quality loss. Skills: cold chain, quality loss. Tools: loggers, dashboard. Dashboard, 15–45 h, $30–150.
• Fertigation Dosing Controller — Dose fertilizer stock into irrigation water by EC setpoint. Skills: fertigation, EC control. Tools: EC sensor, dosing pump. Hardware build, 15–45 h, $30–150.
• Livestock Barn Ventilation Monitor — Monitor ammonia, temperature and airflow in a barn and alert on poor air. Skills: barn ventilation, air quality. Tools: sensors, dashboard. Dashboard, 15–45 h, $30–150.
• Variable-Rate Spraying Planner — Create prescription maps that vary spray rate by zone. Skills: prescription maps, precision application. Tools: QGIS. Visualizer, 15–45 h, Software only (free tools).
• Tractor Implement Safety Monitor — Detect PTO engagement and operator presence to warn of hazards. Skills: machine safety, interlocks. Tools: sensors, MCU. Hardware build, 15–45 h, $30–150.
• Hydroponic Nutrient Controller — Hold pH and EC of a hydroponic reservoir with dosing pumps. Skills: pH control, EC control. Tools: pH/EC sensors, pumps. Hardware build, 15–45 h, $30–150.
• Grain Storage Pest Detector — Detect insect activity in stored grain with acoustic or CO2 sensing. Skills: stored-grain pests, sensing. Tools: microphone/CO2 sensor. Hardware build, 15–45 h, $30–150.
• Rainfall-Runoff Farm Model — Estimate field runoff with the SCS curve number method. Skills: runoff estimation, curve number. Tools: Python. Simulator, 15–45 h, Software only (free tools).
• Smart Threshing Machine — Instrument a thresher to tune drum speed against grain loss. Skills: threshing, loss measurement. Tools: tachometer, sensors. Hardware build, 15–45 h, $30–150.
• Field Machinery Route Planner — Plan headland turns and tracks to minimise overlap and travel. Skills: coverage path planning, numerical modelling. Tools: Python. Simulator, 15–45 h, Software only (free tools).
• Irrigation Leak Detection — Detect pipe leaks from pressure and flow deviations. Skills: leak detection, hydraulics. Tools: pressure sensors, Python. Data lab, 15–45 h, $30–150.
• Agri-Waste Biogas Estimator — Estimate biogas yield from manure and crop residue quantities. Skills: anaerobic digestion, yield estimation. Tools: spreadsheet. Simulator, 15–45 h, Software only (free tools).
• Farm Energy Audit Dashboard — Break down farm energy by pumping, machinery and buildings. Skills: energy auditing, benchmarking. Tools: dashboard. Dashboard, 15–45 h, $30–150.
• Drip Irrigation System Designer — Size laterals, submains and pump for a drip block. Skills: hydraulic design, friction loss. Tools: Python. CAD / design, 15–45 h, Software only (free tools).
• Soil Compaction Penetrometer Study — Map penetration resistance and relate it to traffic lanes. Skills: soil compaction, mapping. Tools: penetrometer, GIS. Data lab, 15–45 h, $30–150.
• Milk Cooling Tank Monitor — Monitor bulk milk temperature and cooling time. Skills: dairy cooling, alerts. Tools: sensor, dashboard. Dashboard, 15–45 h, $30–150.
• Crop Yield Map Cleaner — Clean combine yield monitor data and produce yield maps. Skills: yield mapping, data cleaning. Tools: Python, QGIS. Data lab, 15–45 h, Software only (free tools).
• Poultry House Environment Controller — Control heaters and fans by bird age setpoints. Skills: environment control, scheduling. Tools: MCU, sensors. Hardware build, 15–45 h, $30–150.
• Weed Detection Image Dataset — Collect and label weed images for model training. Skills: dataset creation, labelling. Tools: camera, labelling tool. Data lab, 15–45 h, $30–150.
• Small Tractor Hitch Load Study — Measure hitch loads during tillage with a load cell. Skills: draft force, instrumentation. Tools: load cell, logger. Data lab, 15–45 h, $30–150.
• Water Pump Selection Tool — Select a pump from head and flow needs with efficiency. Skills: pump curves, selection. Tools: web app. Visualizer, 15–45 h, Software only (free tools).
• Cotton Picking Ergonomic Aid — Design a harness that reduces picker strain. Skills: ergonomic design, prototyping. Tools: fabric, frame. Hardware build, 15–45 h, $30–150.

Advanced projects

• Drone Crop Stress Mapper — Map crop stress with NDVI from multispectral drone imagery. Skills: multispectral imaging, NDVI. Tools: drone imagery, Python. Data lab, 45–100 h, $30–150.
• Smallholder Farm Digital Twin — Mirror plots, soil water and crop growth for decision support. Skills: digital twins, crop modelling. Tools: Python. Digital twin, 45–100 h, Software only (free tools).
• Climate-Resilient Planting Advisor — Recommend crop and planting dates from climate scenarios. Skills: climate adaptation, decision support. Tools: Python. Workflow, 45–100 h, Software only (free tools).
• Crop Growth Simulation Calibration — Calibrate a crop model to field yield data. Skills: crop modelling, calibration. Tools: Python. Simulator, 45–100 h, Software only (free tools).
• Autonomous Weeding Robot Prototype — Detect weeds and actuate a mechanical weeder. Skills: robotics, weed detection. Tools: robot base, camera. Hardware build, 45–100 h, $150+.
• Canal Automation Gate Controller — Automate canal gates to deliver scheduled flows. Skills: canal control, hydraulics. Tools: Python. Simulator, 45–100 h, Software only (free tools).
• Soil Nutrient Spectroscopy Model — Predict soil nutrients from NIR spectra with regression. Skills: spectroscopy, chemometrics. Tools: Python. Data lab, 45–100 h, Software only (free tools).
• Groundwater Irrigation Sustainability Model — Model aquifer depletion under irrigation policies. Skills: groundwater modelling, policy. Tools: Python. Simulator, 45–100 h, Software only (free tools).
• Precision Livestock Feeding System — Dose feed per animal by weight and growth targets. Skills: precision feeding, RFID. Tools: RFID, MCU. Hardware build, 45–100 h, $150+.
• Cold Storage Sizing for Produce — Size a cold store's refrigeration load for a harvest. Skills: refrigeration load, storage. Tools: spreadsheet. Simulator, 45–100 h, Software only (free tools).
• Farm Machinery Telematics Platform — Collect machine location, hours and faults for fleet management. Skills: telematics, fleet management. Tools: dashboard. Dashboard, 45–100 h, $30–150.
• Tillage Tool Draft Model — Predict tillage draft from soil and tool geometry. Skills: soil mechanics, draft prediction. Tools: Python. Simulator, 45–100 h, Software only (free tools).
• Agrivoltaic System Design — Design solar panels over crops balancing shade and yield. Skills: agrivoltaics, shading analysis. Tools: Python. Simulator, 45–100 h, Software only (free tools).
• Smart Irrigation Scheduling With Forecasts — Schedule irrigation using weather forecasts and soil water balance. Skills: irrigation scheduling, forecasting. Tools: Python. Simulator, 45–100 h, Software only (free tools).
• Fruit Harvest Robot Gripper — Design a gripper that picks fruit without bruising. Skills: gripper design, force control. Tools: 3D printing, sensors. Hardware build, 45–100 h, $150+.
• Pest Outbreak Prediction Model — Predict pest outbreaks from weather and degree days. Skills: degree-day models, prediction. Tools: Python. Data lab, 45–100 h, Software only (free tools).
• Biochar Kiln Performance Study — Measure yield and quality of biochar from a kiln. Skills: pyrolysis, biochar. Tools: kiln, thermocouples. Data lab, 45–100 h, $30–150.
• Aquaponics System Balancer — Balance fish stocking, plants and nitrogen in aquaponics. Skills: aquaponics, nutrient cycling. Tools: Python, sensors. Simulator, 45–100 h, $30–150.
• Grain Supply Chain Loss Tracker — Track post-harvest losses from field to market. Skills: loss accounting, supply chain. Tools: database app. Workflow, 45–100 h, Software only (free tools).
• Salinity Management Planner — Plan leaching and drainage to control soil salinity. Skills: salinity, leaching requirement. Tools: Python. Simulator, 45–100 h, Software only (free tools).
• Vertical Farm Energy Model — Model lighting and HVAC energy of a vertical farm. Skills: controlled environment, energy. Tools: Python. Simulator, 45–100 h, Software only (free tools).
• Livestock Health Monitoring Collar — Detect illness from activity and rumination sensing. Skills: wearables, anomaly detection. Tools: IMU collar, Python. Hardware build, 45–100 h, $150+.
• Watershed Conservation Planner — Prioritise check dams and contour bunds in a watershed. Skills: watershed management, GIS. Tools: QGIS. Visualizer, 45–100 h, Software only (free tools).
• Tractor Emissions and Efficiency Study — Measure tractor fuel and emissions across load. Skills: engine testing, emissions. Tools: logger, analyser. Data lab, 45–100 h, $30–150.
• Seed Quality Vision Sorter — Sort seeds by size and defects with a camera. Skills: machine vision, sorting. Tools: camera, Python. Hardware build, 45–100 h, $150+.

Expert projects

• Autonomous Tractor Path Following — Follow GNSS paths with a steering controller and evaluate cross-track error. Skills: GNSS guidance, path tracking. Tools: simulation, RTK. Simulator, 100 h+, $150+.
• Farm-Scale Carbon Accounting Tool — Estimate farm emissions and sequestration for carbon reporting. Skills: carbon accounting, LCA. Tools: spreadsheet. Dashboard, 100 h+, Software only (free tools).
• Robotic Strawberry Harvest System — Integrate detection, picking and logistics for strawberry harvesting. Skills: robotic harvesting, integration. Tools: robot, camera. Hardware build, 100 h+, $150+.
• Satellite Crop Type Classification — Classify crops from satellite time series with ML. Skills: remote sensing, ML. Tools: Python, Sentinel-2. Data lab, 100 h+, Software only (free tools).
• Swarm Robotics for Field Scouting — Coordinate small robots to scout a field efficiently. Skills: swarm robotics, coverage. Tools: simulation. Simulator, 100 h+, $150+.
• Precision Irrigation Digital Twin — Twin an irrigation network with sensors and forecasts. Skills: digital twins, irrigation. Tools: Python. Digital twin, 100 h+, Software only (free tools).
• AI Plant Disease Diagnosis App — Diagnose leaf diseases from phone photos with confidence warnings. Skills: image classification, deployment. Tools: Python, mobile. Data lab, 100 h+, Software only (free tools).
• Regenerative Agriculture Impact Study — Compare soil health indicators under regenerative practices. Skills: soil health, field trials. Tools: spreadsheet. Data lab, 100 h+, Software only (free tools).
• Controlled Environment Crop Optimiser — Optimise light, CO2 and temperature for yield per kWh. Skills: optimisation, crop physiology. Tools: Python. Simulator, 100 h+, Software only (free tools).
• Agricultural Water Allocation Market — Simulate water trading among farms under scarcity. Skills: water economics, simulation. Tools: Python. Simulator, 100 h+, Software only (free tools).
• Farm Supply Chain Blockchain Ledger — Trace produce batches with a tamper-evident ledger. Skills: traceability, ledgers. Tools: database. Workflow, 100 h+, Software only (free tools).
• Methane Reduction in Dairy Systems — Evaluate feed and manure options to cut methane. Skills: emissions mitigation, KPI design. Tools: spreadsheet. Dashboard, 100 h+, Software only (free tools).
• Weather-Index Crop Insurance Model — Design an insurance index from rainfall data. Skills: index insurance, risk. Tools: Python. Data lab, 100 h+, Software only (free tools).
• Electric Tractor Feasibility Study — Size batteries and charging for farm duty cycles. Skills: electrification, duty cycles. Tools: Python. Simulator, 100 h+, Software only (free tools).
• Soil Carbon Sequestration Model — Model soil carbon change under management scenarios. Skills: soil carbon modelling, numerical modelling. Tools: Python. Simulator, 100 h+, Software only (free tools).
• Hyperspectral Nutrient Deficiency Mapping — Detect nutrient deficiencies from hyperspectral imagery. Skills: hyperspectral analysis, data analysis. Tools: Python. Data lab, 100 h+, Software only (free tools).
• Food-Energy-Water Nexus Planner — Plan land and water for food and energy trade-offs. Skills: nexus modelling, optimisation. Tools: Python. Simulator, 100 h+, Software only (free tools).
• Rural Cold Chain Network Design — Locate cold rooms to cut produce losses across a region. Skills: facility location, logistics. Tools: Python. Simulator, 100 h+, Software only (free tools).
• Automated Greenhouse Harvest Logistics — Plan robot and worker harvest flows in a greenhouse. Skills: logistics simulation, numerical modelling. Tools: SimPy. Simulator, 100 h+, Software only (free tools).
• Drought Early Warning Dashboard — Combine rainfall, soil moisture and NDVI into drought alerts. Skills: drought indices, alerts. Tools: dashboard. Dashboard, 100 h+, $150+.
• Insect Farming Bioconversion Study — Assess insect larvae converting waste to protein. Skills: bioconversion, mass balance. Tools: spreadsheet. Data lab, 100 h+, Software only (free tools).
• Agri-Robot Safety Case — Build a safety case for a robot working near people. Skills: safety cases, hazard analysis. Tools: worksheet. Workflow, 100 h+, Software only (free tools).
• Seed Phenotyping Imaging Rig — Measure seed and seedling traits automatically from images. Skills: phenotyping, image analysis. Tools: camera rig, Python. Hardware build, 100 h+, $150+.
• Integrated Pest Management Decision System — Combine scouting, thresholds and forecasts into IPM advice. Skills: IPM, decision support. Tools: web app. Workflow, 100 h+, Software only (free tools).
• Biomass Supply Chain Optimiser — Plan residue collection and transport to a bioenergy plant. Skills: supply chain optimisation, numerical modelling. Tools: Python. Simulator, 100 h+, Software only (free tools).

Project ideas for every branch · Agricultural Engineering roadmap