S1

S2

S3

N

Adapted from

Rainfall

350 - 600 mm

600 - 1000 mm or

300 - 350 mm

>1000 mm or

230 - 300 mm

<230 mm

[31]

Temperature

30˚C - 24˚C

24˚C - 20˚C

20˚C - 15˚C

<15˚C or >30˚C

[6] [7] [8]