Normalized Difference Vegetation Index as a Tool for Wheat Yield Estimation: A Case Study from Faisalabad, Pakistan

Table 1

Physical and chemical analysis of soil.

Chemical properties	2008-09	2009-10
Organic matter	1.28%	1.23%
TTS (total soluble salt)	12.29%	11.69
pH	7.54	7.21
Nitrogen (N)	0.64%	0.57
Phosphorus (P2O5)	6.93 ppm	6.85 ppm
Potassium (K)	19.4 ppm	19.1 ppm