Tag Archives: (GRVI) Green and Red Ratio Vegetation Index

(GRVI)Green and Red ratio Vegetation Index

GRVI is another one of the vegetation indices that uses information from visible light range of the spectrum to determine the phenology present in a crop field. This index is calculated from the green and red light reflectance. The method involves a time series of GRVI readings to show the timing of greening-up to autumn-coloring.

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Precision Hawk:  Precision Analytics: Agriculture

Precision Analytics: Agriculture is a complete Mapping and Analytics web-based platform for precision agriculture crop data management that uses images captured from drone flights. The process for using this web-based portal goes as follows: Collect the image data with your drone and upload the data to your account where you can generate deliverables such as:

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