Integration of advanced irrigation systems and technology is essential to improve crop water productivity and yields …, especially in developing countries. This study aims at investigating the effects of adopting a drip irrigation system combined … over two cropping seasons in the Haramaya District, Ethiopia. We chose three locally called "Kebeles" within the District …

whereas the changes in sowing dates (Ghana and Malawi) and the irrigation (Ethiopia) package were used in specific countries … such as sowing date and irrigation, generally requires substantial investments, in particular the quantification at large … nitrogen fertilization rate, b) adjustment of sowing date, c) implementation of new cultivars, and d) supplementary irrigation …

efficiency and decrease the harvest cost of maize production. However, the cultivar, sowing date, irrigation schedule, and … optimizing sowing date and irrigation schedule of different maize cultivars in various cropping systems was proposed in this … 25% for the first time (DCM25). The DCM25, yield, water use efficiency, and irrigation amount were used as constraints in …