3. Crop Identification

Forest Canopy
A forest canopy.
Source: Wikimedia Commons
A type of grassland.
Source: Wikimedia Commons

Distinguishing vegetation types

Using the different near infrared reflectance is one of the tools we have to discriminate between two crops. When it comes to identifying trees and crops or grassland, there is another clue we can use.

True and false colour images of a forest and grassland in France.
© 2004 DigitalGlobe
Source: Belgian Earth Observation Platform and DigitalGlobe

The two images above show a forested area with a patch of grassland in the middle. Apart from the difference in the colour, what other difference is there between trees and grassland? (Look at the images on the left for a clue).