last final thesis of umer

CSA (Central Statistical Agency).2018. Agricultural Sample Survey 2017/2018: Report on area
and production of major crops (private, peasant holdings, 'Meher' season).Statistical
Bulletin. Vol.1, Addis Ababa: CSA.
CSA (Central Statistical Authority), 2002. Reports on socioeconomic characteristics of the
population in agricultural households, land use area and production of crops farm
management practices, livestock and farm implements. Addis Abeba, Ethiopia. 615p.
Dahmardeh M, Ghanbari A., Syahsar B.A and Ramrodi M., 2010, The role of intercropping maize
(Zea mays L.) and Cowpea (Vigna unguiculata L.) on yield and soil chemical properties.
African J. Agric. Res. 5(8):631−636.
DALAL, R.C., 1974. Effects of intercropping maize with pigeon peas on grain yield and nutrient
uptake. Exp. Agric. 10, 219- 224.
Daniel Markos, (2006). Effect of Planting Pattern and Plant Density on Agronomic Performance
of Soybean (Glycine max L.)Varieties on Andosols of Rift Valley in Southern
Ethiopia M.sc Thesis.Haramaya University, Haramaya, Ethiopia.
Davis, J.H.C., Garcia, S. (1983). Competitive ability and growth habit of indeterminate beans and
maize for intercropping. Field Crops Research 6: 59-75.
Dechasa Hirpha (2005). Effect of moisture conservation methods and plant density of component
crops on performance of sorghum/bean intercropping in Meiso district, west Hararghe.
M.Sc. Thesis, Haramaya University, Ethiopia.
Demeke, M. 2012. Analysis of incentives and disincentives for maize in Ethiopia. Technical notes
series, MAFAP, FAO, Rome.
69