Don’t be so impolite. I didn’t ask any silly questions — I in fact asked a very pertinent question. I needed to infer just what parameters you were using. Your first source verges on the incoherent and talks of Sudan’s "200 million arable lands" without specifying whether this is in acres or hectares. So your first source is an inadmissible dud.
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In memoirs of Dr John Garang de Mabior 2015-07-30 06:14:54
By Mabor Maker Dhelbeny
The event of commemorating this day, as a memorial day of our martyrs since 1955 to 2005 was because of the Late Dr John Garang de Mabior. He died in a helicopter plane (...)