Cost: FREE
Canopeo is a rapid and accurate green canopy cover measurement tool. Use this app to quantify the percent canopy cover of live green vegetation for any agricultural crop, turf, or grassland based on downward-facing photos taken with your mobile device. Replace the traditional visual scoring or the sometimes expensive desktop programs with this powerful and portable quantitative tool.

Released: Jan 11, 2015; Version: 1.0; Requires iOS 7.1 or later. Compatible with iPhone, iPad, and iPod touch. This app is optimized for iPhone 5.

Download Canopeo for iOS

Cost: FREE
With the input of laboratory results and an expected seasonal irrigation by the user this app will provide an estimated amount of nutrients delivered with every acre in of water applied and total pounds per acre per season. These results can then be used to adjust fertilizer management plans and strategies.
Updated: April 1, 2016; Version: 2.1; Requires iOS 8.1 or later. Compatible with iPhone, iPad, and iPod touch. This app is optimized for iPhone 5, 6, and 6 Plus.

Download Crop Nutrients in Irrigation Water Calculator for iOS

Cost: FREE
This application is designed to aid in the calibration of a grain drill or planter for canola seeding rates. Canola seeding rate can be calibrated via volumetric (mL) measures. All other grains and granular fertilizer rates can be calibrated through weight measures (grams, ounces, or pounds). Released: May 31, 2016; Version: 1.0

Download Grain Drill Calibration Calculator for iOS

Cost: FREE
GrazeOK is a user friendly electronic version of the Oklahoman grazing stick which allows fast and proper estimation of stock density, number of pastures, grazing and rest days by simply measuring plant height and canopy cover with a yard stick and inputting them in your phone. An accompanying YouTube video explaining the app and how to collect data is available. Updated: April, 2017, version 1.2

Download GrazeOK for iOS

Cost: FREE
This application was developed for livestock producers interested in grazing forage crops. Plants listed have been evaluated for safety in regards to metabolic or toxicity issues for multiple classifications of livestock species. All plants will have a score for the usefulness of the plant as grazing forage for livestock. The ranking is based on a 0-4 scale where 0 is not recommended to 4 being highly recommended. The rankings are based on safe consumption of the plant, forage quality, and yield potential. Released: July 28, 2016; updated June, 2017; Version: 1.1
Download Grazing Management Toxic Plants for iOS

Cost: FREE
This application is designed for winter wheat and winter canola producers outside of Oklahoma to use to calculate the number of growing days since the crop was planted (GDD>0). This calculation can be used for Sensor Based Nitrogen Management strategies that utilize the GreenSeeker Sensor and N-Rich Strip. Also included in this application is a cumulative Growing Degree Day (GDD) calculator. Crops included in this calculator are: Wheat, Grass hay, Alfalfa, Corn, Cotton, Peanut, Sorghum, and Soybean. The application uses user zip code to identify where temperature data is collected from. Released: May 31, 2016; Version: 1.0

Download Growing Degree Days Calculator for iOS

Cost: FREE
This app was designed to aid small plot researchers. This app contains a unit converter, area calculator and rate calculator. In this app there are multiple ways to preform unit conversion. The app also calculates the amount of fertilizer material needed per plot, rep, and trial. This is done through the input of the fertilizer nutrient concentration, plot size, number of treatments and reps. This project is supported by Oklahoma Fertilizer Checkoff, Oklahoma Agriculture Experiment Stations and the Oklahoma Cooperative Extension.
Updated: September, 2017, version 1.2

Download Plot Calculator for iOS

Cost: FREE
This app collects details of burn activities conducted for research. Your answers provide details and useful data that help prescribed fire researchers to determine safe, efficient and effective forms of prescribed burn. Released: October, 2020, version 1.0 (Android); iOS, October, 2020

Download Prescribed Burn Entry Form for iOS

Cost: FREE
Quickly and easily determine if your sorghum field is suffering from a sugarcane aphid infestation with this app. Its programming uses a presence/absence system to allow for a fast and reliable sampling process. With this app users will be able to make treatment decisions for their field with minimal effort, and the convenience of using your phone." Released: December, 2021, version 1.0

Download Sugarcane Aphid Decision Aid for iOS

Cost: FREE
This app identifies food plot forages that can be planted for wildlife management. For each plant species proper seeding rate and planting recommendations are provided. Lists of desirable plants can be created, saved and sent via email. Updated: March, 2019

Download Wildlife Food Plots for iOS

Director, Information Technology, OSU Agriculture
(405) 744-5536
dwayne.hunter@okstate.edu