For centuries, farmers like Berhanu Gudina have eked out a living in Ethiopia's central lowlands, tending tiny plots of maize, wheat or barley amid the vastness of the lush green plains.  Now, they find themselves working cheek by jowl with high-tech commercial farms stretching over thousands of hectares tilled by state-of-the-art tractors -- and owned and operated by foreigners...The government has been enticing well-heeled foreigners to invest in the nation's underperforming agriculture sector... Many small Ethopian farmers do not share their leaders' enthusiasm for the policy, eyeing the outsiders with a suspicion that has crept across Africa as millions of hectares have been placed, with varying degrees of transparency, in foreign hands.   Full Text