Impacts of Climatic Change on Reference Crop Evapotranspiration across Different Climatic Zones of Ningxia at Multi-Time Scales from 1957 to 2018

Figure 16

Contribution rate of the main climate factors in Ningxia at seasonal scale (mm/a): (a) spring; (b) summer; (c) autumn; (d) winter.

(a)

(b)

(c)

(d)