How can drones help Togolese farmers?

Drop your hand hoes, the drones are here! Some Togolese farmers have begun using specialist drones to help them with simple tasks, like spraying chemicals on their crops. But with a hefty price tag, are drones really the answer to their problems? How much of a difference will they make? Host: Alan Kasujja (@Kasujja on Twitter) Guests: Edeh Dona Etchri, e-Agribusiness founder; Carlos, rice farmer in Kovie. #AfricaDaily