Ninja Arsenal
A ninja needs second-to-none training and tools to master the skill.
Our customers get free training services and access to free resources that help you best serve your growers.
If you like to read and study material, our training manual is for you. Contact us for your copy!
Customers receive free training. Check our calendar for live webinars or watch past webinars on our YouTube channel. Schedule a training below.
Our support ninjas are available by phone 8 a.m.-5 p.m. CT, Monday-Friday. If you have questions or need support, call or email your account manager.
Resources
Free resources to help you learn more about our
system and methodologies.
Download and save these PDFs to your computer for a quick reference or to share with your team.
- GreenSeeker History
- Impact of Sensor-Based Nitrogen Management on Yield and Soil Quality
- Development of Sensor-based Nitrogen Recommendation Algorithms for Cereal Crops
- Evaluation of Optical Sensor Technologies to Optimize Winter Wheat Management
- Development of Variable Rate Nitrogen Recommendation Algorithms to Enhance Yield and Nitrogen Use Efficiency in High Yielding Dryland and Irrigated Corn
- Precision Nitrogen Management for Wheat in Kansas Using Optical Sensor Technology
- A Hand-held ‘Fuel Gauge’ for Rice
- Iowa Soybean Association: Various Research Tools and Resources
- Iowa Soybean Association: Quality of Digital Aerial Imagery and Implications for Various Uses in Agriculture
- Down and Dirty with OSU NPK: NDVI, it’s not all the same.
Download and save these PDFs to your computer for a quick reference or to share with your team.
- Variable-Rate N Fertilization of Wheat and Corn in Virginia
- In-Season Decision Support Tools for Estimating Sidedress Nitrogen Rates for Corn
- Sensor-Based, Variable-Rate Nitrogen Applications in Virginia
- Precision Farming Tools: Variable-Rate Application
- University of Nebraska – Improving Nitrogen Management in Dryland Winter Wheat Production
- Better Crops Vol.95: Midseason Nitrogen Fertilization Rate Decision Tool for Rice Using Remote Sensing Technology
Download and save these PDFs to your computer for a quick reference or to share with your team.
Download and save these PDFs to your computer for a quick reference or to share with your team.
- Applying N-Rich Strips: Current Report
- Oklahoma Soil Fertility Handbook
- Using the GreenSeeker™ Handheld Sensor and Sensor-Based Nitrogen Rate Calculator
- Trimble GreenSeeker Handheld Crop Sensor Presentation
- Texas A&M Field Estimation of Cotton Yields
- Mississippi State University – Estimating Yield by Boll Counting
- Estimating Lint Yield from Boll Counts
- University of Arkansas 2019 Rice Management Guide
- Trimble: GreenSeeker Handheld Crop Sensor Quick Reference Card
- Trimble Video: How to Use the GreenSeeker Handheld
Download and save these PDFs to your computer for a quick reference or to share with your team. Some resources require a subscription to the journal to gain full access to the entire document.
- Improving Nitrogen Use Efficiency in Cereal Grain Production with Optical Sensing and Variable Rate Application
- In-Season Prediction of Potential Grain Yield in Winter Wheat Using Canopy Reflectance
- Nitrogen Fertilization Optimization Algorithm Based on In-season Estimates of Yield and Plant Nitrogen Uptake
- Independence of Yield Potential and Crop Nitrogen Response
- Relationship Between Grain Crop Yield Potential and Nitrogen Response
- Can Yield Goals Be Predicted
- Sensor-Based Nitrogen Applications Out-Performed Producer-Chosen Rates for Corn in On-Farm Demonstrations
- Plant-to-Plant Variability in Corn Production
- Sensor Based Nitrogen Management Reduced Nitrogen and Maintained Yield
- Red Edge as a Potential Index for Detecting Differences in Plant Nitrogen Status in Winter Wheat
- Value of Composite NDVI and GDD Data in Oklahoma – 1999 to 2018
- In-Season Estimation of Corn Yield Potential Using Proximal Sensing
- Derivation of a Variable Rate Nitrogen Application Model for In-Season Fertilization of Corn
- Detection of Phosphorus and Nitrogen Deficiencies in Corn Using Spectral Radiance Measurements
- In-Season Optical Sensing Improves Nitrogen-Use Efficiency for Winter Wheat
- Characterizing Vegetation Indices Derived from Active and Passive Sensors
- Spectrally Adjusted Surface Reflectance and its Dependence with NDVI for Passive Optical Sensors
- Use of Spectral Radiance to Estimate In-Season Biomass and Grain Yield in Nitrogen- and Water-Stressed Corn
- Active Remote Sensing and Grain Yield in Irrigated Maize
- A Farm Demonstrations Method for Estimating Cotton Yield in the Field for Use by Extension Agents and Specialists
- Variable Nitrogen Rate Determination from Plant Spectral Reflectance in Soft Red Winter Wheat
- Pooled Analysis of Combined Primary Data across Multiple States and Investigators for the Development of a NDVI-Based On-the-Go Nitrogen Application Algorithm for Cotton
- Review of Active Optical Sensors for Improving Winter Wheat Nitrogen Use Efficiency
- Estimating Rice Grain Yield Potential Using NDVI
- In-Season Canopy Reflectance-Based Estimation of Rice Yield Response to Nitrogen
- Evaluation of red and red-edge reflectance-based vegetation indices for rice biomass and grain yield prediction models in paddy fields
- A framework for refining nitrogen management in dry direct-seeded rice using GreenSeeker optical sensor
- Sensor‐based Nitrogen Fertilization for Midseason Rice Production in Southeast Missouri
- In-Season Estimation of Rice Nitrogen Status With an Active Crop Canopy Sensor
- Evaluation of red and red-edge reflectance-based vegetation indices for rice biomass and grain yield prediction models in paddy fields
- Improving in-season estimation of rice yield potential and responsiveness to topdressing nitrogen application with Crop Circle active crop canopy sensor
- Corn Grain Yield Prediction and Mapping from Unmanned Aerial System (UAS) Multispectral Imagery
- Variable Nitrogen Rate Determination from Plant Spectral Reflectance in Soft Red Winter Wheat