Use of a Digital Camera to Monitor the Growth and Nitrogen Status of Cotton
Figure 3
Results from experiment 1 showing the relationship between canopy cover calculated from digital images and normalized difference vegetation index (NDVI) estimated using a GreenSeeker handheld sensor. (a) Cotton cultivar “XLZ 43” in 2010; (b) cotton cultivar “XLZ 48” in 2010; (c) cotton cultivar “XLZ 43” in 2011; (d) cotton cultivar “XLZ 48” in 2011.
