Abate T, Shiferaw B, Menkir A, Wegary D, Kebede Y, Tesfaye K, Kassie M, Bogale G, Tadesse B, Keno T (2015). Factors that transformed maize productivity in Ethiopia. Food Security 7:965-981.
Crossref

Abebe A, Wolde L, Gebreselassie W (2020). Standard heterosis and trait association of maize inbred lines using line x tester mating design in Ethiopia. African Journal of Plant Science 14(4):192-204.
Crossref

Abrha SW, Zeleke HZ, Gissa DW (2013). Line x tester analysis of maize inbred lines for grain yield and yield related traits. Asian Journal of Plant Science and Research 3(5):12-19.

Banziger M, Vivek BS (2007). Fieldbook: Software for Managing a Maize Breeding Program. CIMMYT.

Central Statistical Agency (CSA) (2020). Agricultural Sample Survey 2019/2020: Report on Area and Production of Major Crops (Private Peasant Holdings, Meher Season) Statistical Bulletin, Volume 1, CSA, Ethiopia.

Dabholkar AR (1999). Elements of biometrical genetics. Revised and enlarged edition, Concept Publishing Company. New Delhi, India. pp. 210-230.

Elmyhum M (2013). Estimation of combining ability and heterosis of quality protein maize inbred lines. African Journal of Agricultural Research 8(48):6309-6317.

Food and Agriculture Organization of United Nations (FAOSTAT) (2019). FAOSTAT [Online]. Available at

View Accessed April, 2021.

Falconer DS, Mackay TF (1996). Introduction to quantitative genetics, 4th edition. Longman, London, UK. 
Crossref

Hallauer A, Miranda J (1988). Quantitative genetics in maize breeding 2nd edition. Iowa State University press, Ames Iowa USA.

Keimeso Z, Abakemal D, Gebreselassie W (2020). Heterosis and combining ability of highland adapted maize (Zea mays. L) DH lines for desirable agronomic traits. African Journal of Plant Science 14(3):121-133.
Crossref

Keno T, Regasa M, Zeleke H (2017). Combining ability and heterotic orientation of mid-altitude sub-humid tropical maize inbred lines for grain yield and related traits. African Journal of Plant Science 11(6):129-139.
Crossref

Krivanek AF, De Groote H, Gunaratna NS, Diallo A, Friesen D (2007). Breeding and disseminating quality protein maize (QPM) for Africa. African Journal of Biotechnology 6(4):312-324.

Legesse B, Pixley K, Botha AM (2009). Combining ability and heterotic grouping of highland transition maize inbred lines. Maydica 54:1-9

Lekha R, Singh R, Singh SK, Srivastava RP (2015). Heterosis and combining ability studies for quality protein maize. Ekin Journal of Crop Breeding and Genetics 1(2):8-25.

Mesenbet Z, Zeleke H, Wolde L (2016). Standard heterosis of pipeline maize (Zea mays L.) hybrids for grain yield and yield related traits at Pawe, Northwestern Ethiopia. Journal of Plant Breed Crop Science 3(2):135-144.

Nedi G, Tulu L, Alamerew S (2017). Standard Heterosis of the Selected Maize (Zea mays L.) Inbred Lines Hybrids for Grain Yield and Yield Component at Jimma, South West Oromia Region, Ethiopa. Journal of Biology, Agriculture and Healthcare 7(5):51-58.

Nepir G, Gissa DW, Zeleke H (2015). Heterosis and combining ability of highland quality protein maize inbred lines. Maydica 60:1-12.

Nepir G, Wegary D, Mohamod W, Zeleke H, Teklewold A (2017). Mean Performance and Heterosis in Single Crosses of Selected Quality Protein Maize (QPM) Inbred Lines. Journal of Science and Sustainable Development 5(2):19-31.

Patterson HD, Williams ER (1976). A new class resolvable incomplete block designs. Biometrika 63(1):83-92.
Crossref

Shimelis T, Habtamu Z, Demissew A (2019). Estimation of combining ability and heterosis of highland maize (Zea mays L.) inbred lines for grain yield and yield related traits. International Journal of Agriculture and Biosciences 8(3):127-135.

Singh RK, Chaudhary BD (1985). Biometrical methods in quantitative genetic analysis. Kalyani Publishers New Dehli, India pp. 205-214.

Statistical Analysis System (SAS) (2004). SAS Institute Inc., Cary, NC, USA.

Tolesa B, Gobezayehu T, Worku M, Desalegne Y, Mulatu K, Bogale G (1993). Genetic improvement of maize in Ethiopia: A review. 1. National Maize Workshop of Ethiopia, Addis Abeba (Ethiopia).

Troyer AF (2006). Adaptedness and heterosis in corn and mule hybrids. Crop science 46(2):528-543.
Crossref

Tulu D, Tesso B, Azmach G (2018). Heterosis and combining ability analysis of quality protein maize (Zea mays L.) inbred lines adapted to mid-altitude sub-humid agro-ecology of Ethiopia. African Journal of Plant Science 12(3):47-57.

Vasal S, Srinivasan G, Pandey S, Cordova H, Han G, Gonzalez CF (1992). Heterotic patterns of ninety-two white tropical CIMMYT maize lines. Maydica 37:259-270.

Worku M, Twumasi Afriyie S, Wolde L, Tadesse B, Demisie G, Bogale G, Wegary D, Prasanna B (2012). Meeting the challenges of global climate change and food security through innovative maize research. Proceedings of the National Maize Workshop of Ethiopia, 3; Addis Ababa, Ethiopia; 18-20 April, 2011. CIMMYT.

Zeleke H (2015). Heterosis and combining ability for grain yield and yield component traits of maize in eastern Ethiopia. Science, Technology and Arts Research Journal 4(3):32-37.
Crossref