The following information is a Web Extra from the pages of Farm Journal. It corresponds with the article "Tweaks that Bump Yield" You can find the article in the Farm Journal September issue.
If you aren't using NDVI (Normalized Difference Vegetation Index) maps yet, you might want to take a look at this exciting new technology. Based on remotely sensed images, NDVI mapping is affordable for any size farm and can provide valuable information from an eye in the sky.
One of the goals of the Farm Journal Test Plots is to stay up-to-date with emerging technologies that can help you farm more efficiently and take yields higher. In the past five years, one of the biggest technologies to come on the scene has been NDVI (Normalized Difference Vegetation Index) mapping.