# Prediction of soil organic matter content by combining data from Nix ProTM color sensor and portable X-ray fluorescence spectrometry in tropical soils

> Research article (Geoderma Regional, 2021) · cited 21× · AI/ML

**Wikidata**: [openalex:W4200370917](https://www.wikidata.org/wiki/openalex:W4200370917)  
**Source**: https://4ort.xyz/entity/prediction-of-soil-organic-matter-content-by-combining-data-from-nix-protm-color-sensor-and-portable-x-ray-fluorescence-