After the sound of gunfire fell silent in Southern Sudan, marking the end of one of Africa's longest running civil wars, Pio Kowr Ding decided he would return home to the autonomous region to take up an agricultural research job with the government. With a masters degree in soil and land evaluation, and experience working for the Agricultural Research Corporation's Land and Water Research Center (LWRC) in Khartoum, Ding was keen to help the region rebuild its agricultural research. But when he arrived in 2008 he realised that the task was actually to start from scratch and the living conditions were tough.