Agrología ; Campo árido ; Etiopía ; Infiltración ; Irrigación ; Maíz ; Productividad agrícola ; Propiedades del suelo ; Práctica de cultivo
A study was conducted to evaluate the effect of tillage method and depth on grain yield and irrigation water use efficiency (IWUE) of maize during the dry season at Dire Dawa, eastern Ethiopia, in 2005-2006. It was found that increasing till depth