# Crop Nutrients in Irrigation Water Calculator

> Crop Nutrients in Irrigation Water Calculator (iPhone/iPad app by Oklahoma State University.)

- Source: https://appshunter.io/ios/app/crop-nutrients-in-irrigation-water-calculator/id980028689 (this page in markdown: same URL + `.md`)
- Developer: [Oklahoma State University](https://appshunter.io/developer/393442180)
- Category: Education, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 8.1 · 1 MB
- Languages: American English
- Released: 2015-04-05
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/crop-nutrients-in-irrigation-water-calculator/id980028689/reviews.md

## What is Crop Nutrients in Irrigation Water Calculator?

Irrigation water is never without minerals and nutrients.  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.  Nutrients included in this app are: Nitrate, Sulfate, Iron, Ammonium, Chloride, Boron, Calcium, Magnesium and Potassium.


## Version history (last 4 releases)

### 2.1 — 2016-04-01

This app has been updated by Apple to display the Apple Watch app icon.

This version has improved usability, specifically targeting the onboard keyboard.

### 2.0.0 — 2015-05-22

Improved layout and user experience.

### 1.0.1 — 2015-04-08

Name changed to better reflect function of application.

### 1.0 — 2015-04-05

No release notes.

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All apps by Oklahoma State University: https://appshunter.io/developer/393442180

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-17.*