# Economic Comparison of Satellite, Plane and UAV-Acquired NDVI Images for Site-Specific Nitrogen Application: Observations from Italy

> Research article (Agronomy, 2021) · cited 55× · AI/ML

**Wikidata**: [openalex:W3206014045](https://www.wikidata.org/wiki/openalex:W3206014045)  
**Source**: https://4ort.xyz/entity/economic-comparison-of-satellite-plane-and-uav-acquired-ndvi-images-for-site-specific-nitrogen-application-observations-