Alabi JO, Ng’ambi JW, Norris D & Egena SA. 2012. Comparative Study of Three Indigenous Chicken Breeds of South Africa: Body Weight and Linear Body Measurements. Agricultural Journal, 7: 220-225. DOI: 10.3923/AJ.2012.220.225
Apuno AA, Mbap ST & Ibrahim T. 2011. Characterization of local chickens (Gallus gallus domesticus) in Shelleng and Song Local Government Areas of Adamawa State, Nigeria. Agriculture and Biology Journal of North America, 2: 6-14. DOI:10.5251/abjna.2011.2.1.6.14
Eleroğlu H, Yıldırım A, Şekeroğlu A, Çoksöyler FN & Duman M. 2014. Comparison of growth curves by growth models in Slow–growing chicken genotypes raised under Organic System. International Journal of Agriculture & Biology, 16: 529–535.
Fitzhugh HA Jr. 1976. Analysis of growth curves and strategies for altering their shape. Journal of Animal Science 42: 1036-1051. DOI: 10.2527/jas1976.4241036x
Karkach, AS. 2006. Trajectories and models of individual growth. Demographic Research, 15: 347-400. DOI:10.4054/DemRes.2006.15.12
Kopuzlu S, Sezgin E, Esenbuga N & Belgin OC. 2013. Estimation of growth curve characteristics of Hemsin male and female sheep. Journal of Applied Animal Research, 42: 228-232. DOI: 10.1080/09712119.2013.842479
Lwelamira J, Kifaro GC & Gwakisa PS. 2008. On-station and on-farm evaluation of two Tanzania chicken ecotypes for body weights at different ages and for egg production. African Journal of Agricultural Research, 3: 843-851. DOI:10.5897/AJAR.9000513
Magothe TM, Muhuyi WB & Kahi AK, 2010. Influence of major genes for crested-head, frizzle-feather and naked-neck on body weights and growth patterns of indigenous chickens reared intensively in Kenya. Tropical Animal Health and Production, 42: 173–183. DOI: 10.1007/s11250-009-9403-y
Magothe TM, Okeno TO, Muhuyi WB & Kahi AK. 2012. Indigenous chicken production in Kenya: 1. Current status. World’s Poultry Science Journal, 68: 119-132. DOI: 10.1017/S0043933912000128
Michalczuk M, Damaziak K & GorylA. 2016. Sigmoid models for the growth curves in medium-growing meat type chickens, raised under semi-confined conditions. Journal of Animal Science, 16: 65–77. DOI: 10.1515/aoas-2015-0061
Mata-Estrada A, Gonzalez-Ceron F, Pro-Martínez A Torres-Hernandez G, Bautista-Ortega, Becerril-Perez CM, Vargas-Galicia AJ & Sosa-Montes E. 2019. Comparison of four nonlinear growth models in Creole chickens of Mexico. Poultry Science, 99: 1995–2000. DOI: 10.1016/j.psj.2019.11.031
Nahashon SN, Aggrey SE, Adefope NA & Amenyenu A. 2006. Modeling Growth characteristics of Meat-Type Guinea Fowl. Poultry Science, 85: 943-946. DOI: 10.1093/ps/85.5.943
Narinç D, Narinç NO & Aygün A. 2017. Growth curve analyses in poultry science. World's Poultry Science Journal, 73: 395-408. DOI: 10.1017/S0043933916001082
Ngeno K. 2010. Genetic analysis of growth patterns in different ecotypes of indigenous chicken populations in Kenya. MSc Thesis. Egerton University, Njoro, Kenya. 65 pages.
Norris D, Ngambi JW, Benyi K, Makgahlela ML, Shimelis HA & Nesamvuni EA. 2007. Analysis of growth curves ofindigenous male Venda and Naked Neck chickens. South African Journal of Animal Science, 37: 21-26. DOI: 10.4314/sajas.v37i1.4021
Olwande PO, Ogara WO, Okuthe SO, Muchemi G, Okoth E, Odindo MO & Adhiambo RF. 2010. Assessing the productivity of indigenous chickens in an extensive management system in southern Nyanza, Kenya: Tropical Animal Health and Production, 42: 283–288. DOI 10.1007/s11250-009-9418-4
Okeno TO, Kahi AK & Peters KJ. 2012. Characterization of indigenous chicken production systems in Kenya. Tropical Animal Health and Production, 44: 601-608. DOI 10.1007/s11250-011-9942-x
Orheruata AM, Nwokoro SO, Alufohai GO & Omagbon BI. 2006. Growth Indices and Economy of Feed Intake of Broiler Chicken Fed Changing Commercial Feed Brands at Starter and Finisher Phases. International Journal of Poultry Science, 5: 1123-1127. DOI: 10.3923/ijps.2006.1123.1127
Padhi MK. 2016. Importance of Indigenous Breeds of Chicken for Rural Economy and Their Improvements for Higher Production Performance. Scientifica, 1-9. DOI: 10.1155/2016/2604685
Raji AO, Alade NK & Duwa H. 2014. Estimation of model parameters of the Japanese quail growth curve using Gompertz model. Archivos de zootecnia, 63: 243-430. DOI:10.4321/S0004-05922014000300004
SAS (Statistical Analysis System). 2004. SAS/STAT 9.1 User’s Guide. SAS Institute Inc. Cary, North Carolina.
Segura-Correa JC, Santos-Ricalde RH & Palma-Ávila I. 2017. Non-Linear model to describe growth Curves of commercial turkey in the tropics of Mexico. Brazilian Journal of Poultry Science, 19: 27-32. DOI: 10.1590/1806-9061-2016-0246
Selvaggi M, Laudadio V, Dario C & Tufarelli V. 2015. Modeling Growth Curves in a Nondescript Italian Chicken Breed: an Opportunity to Improve Genetic and Feeding Strategies. The Journal of Poultry Science, 52: 288-294. DOI: 10.2141/jpsa.0150048
Tadele A, Melesse A & Taye M. 2018. Phenotypic and morphological characterizations of indigenous chicken populations in Kaffa Zone, South Western Ethiopia. Animal Husbandry, Dairy and Veterinary Science, 2: 1-9. DOI: 10.15761/AHDVS.1000128
Zhao Z, Li S, Huang H, Li C, Wang Q & Xue L. 2015. Comparative study on growth and developmental model of indigenous chicken breeds in China. Open Journal of Animal Science, 5: 219-223. DOI: 10.4236/ojas.2015.52024