Table 2: The percentage of different correlations between integrated NDVI in the growing season and accumulated precipitation over the same period for each land use type to the total study area (%).

Positive
significant
Negative
significant
None
significant

Cropland26.090.1373.78
Woodland1.024.4494.54
Grassland58.020.0441.94
Unused land20.290.5679.16
Whole area33.310.9065.79