# Comparative analysis of vegetation indices, non-parametric and physical retrieval methods for monitoring nitrogen in wheat using UAV-based multispectral imagery

> Research article (2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), 2016) · cited 33× · AI/ML

**Wikidata**: [openalex:W2548524756](https://www.wikidata.org/wiki/openalex:W2548524756)  
**Source**: https://4ort.xyz/entity/comparative-analysis-of-vegetation-indices-non-parametric-and-physical-retrieval-methods-for-monitoring-nitrogen-in-whea