Tag: Aerial Diagnostic Maps

During my tenure as a Soils Scientists at Coastal Viticultural Consultants (CVC), I have observed in recent years that the concept of precision agriculture (PA) has gained coverage in the press and agricultural industry technical meetings, and has increased in its implementation. Precision agriculture seems to have a breath of definitions, beliefs and aspects within the agricultural community.

You’ve probably heard of NDVI (Normalized Difference Vegetation Index) or EVI (Enhanced Vegetation Index) maps, which are helpful in understanding the relative health of grapevines. Typically generated from multispectral imagery gathered by satellites, airplanes or drones, these maps are based on the principle that healthy plants reflect less red visible light than unhealthy plants because healthy plants absorb more of it as they are engaged in higher rates of photosynthesis.