價格：免費
更新日期：2018-10-27
檔案大小：1.4 MB
目前版本：1.7
版本需求：需要 iOS 12.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Estimates the crop nutrient removal of nitrogen (N), phosphorus (expressed as P2O5), potassium (expressed as K2O), and sulfur (S) for a broad, and continually expanding, list of field crops.
Results are calculated based on user-selected yield goals, and can be displayed in either metric or US/Imperial units. The calculator is multilingual—providing full access in six languages including English, French, Spanish, Portuguese, Russian, and Chinese (Mandarin).
支援平台：iPhone, iPad