Clarified not being able to cultivate papyrus in Arid regions.
A hot, dry climate, with arable land. When a river passes through an arid region, the silt on the riverbanks has a fertility of 6. The rest of the region fluctuates between 2 and 3 fertility. ''[[Papyrus]]'' can sometimes be found in arid regions,
but not grown.
=== Crops ===