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References
Achana B (2002). Conservation International's experience in grasscutter production: Kakum National Park Grasscutter Research Station. Proceedings of Workshop on Promoting Grasscutter Production for Poverty Reduction in Ghana, Eusbett Hotel, Sunyani, Ghana. K. Atta-Agyepong and R. Weidinger (Eds.), October 16-18, 2002:63-65. | ||||
Adu EK (2005). Constraints to grasscutter production in Ghana. Proceedings of International Forum on Grasscutter, Institute of Local Government Studies, Accra, Ghana. Theresa Antoh, Rita Weidinger, Joshua Ahiaba and Antonio Carrilo (Eds.), Qualitype Printing & Graphics, Accra, December 12-16, 2005:44-50. | ||||
Adu EK, Paterson R, Rojas F, Germana L, Fielding D, Osafo E (2005). Grasscutters, guinea pigs and rabbits. in: Kitalyi A, Jayasuriya N, Owen E, Smith T (Eds.), Livestock and wealth creation: Improving the husbandry of animals kept by resource-poor people in developing countries. Nottingham University Press, UK, pp. 325-341. | ||||
Amer PR (1994). Economic theory and breeding objectives. Proc. 5th World Congr. Genet. Appl. Livest. Prod. 18:197-204. | ||||
Annor SY (1996). Development of a Breeding Objective for Beef Cattle in Ghana. M.Sc. Thesis, Massey University, New Zealand. | ||||
Annor SY, Garrick DJ, Blair HT (2000). Economic values of traits for beef production in Ghana. Bull. Anim. Health Prod. Afr. 48:97-110. | ||||
Annor SY, Djang-Fordjour KT, Gyamfi KA (2007). Is growth rate more important than survival and reproduction in sheep farming in Ghana? J. Sci. Technol. Ghana 27(3):23-32. | ||||
Annor SY, Adu EK, Donkor J, Otsyina H, Ahiaba J (2009). In: 146 Int. J. Livest. Prod. Grasscutter Production: A Handbook. Qualitype Ltd. Accra, Ghana, 109 pp. | ||||
Annor SY, Ahunu BK, Aboagye GS, Boa-Amponsem K, Cassady JP (2012a). Phenotypic and genetic parameter estimates for grasscutter production traits. 1. Co(variance) and heritability. Global Adv. Res. J. Agric. Sci. 1(6):148-155. | ||||
Annor SY, Ahunu BK, Aboagye GS, Boa-Amponsem K, Cassady JP (2012b). Phenotypic and genetic parameter estimates for grasscutter production traits. 2. Genetic and phenotypic correlations. Global Adv. Res. J. Agric. Sci. 1(6):156-162. | ||||
Asibey EOA (1966). Why not bush meat too? The Gh. Farmer 10:165-170. | ||||
Barwick S (1992). Introducing economics to modern animal breeding. in: Hammond, K (Ed.), Animal Breeding, the Modern Approach. A Postgraduate Foundation Publication, pp. 121-139. | ||||
Barwick S, Fuchs W (1992). Breeding objectives for beef cattle. in: Hammond, K (Ed.), Animal Breeding, the Modern Approach. A Postgraduate Foundation Publication, pp. 141-154. | ||||
Bekman H, Van Arendonk JAM (1993). Derivation of economic values for veal, beef and milk production traits using profit equations. Livest. Prod. Sci. 34:35-56. Crossref |
||||
Blair HT (1989). Practical procedures for the genetic improvement of growth and carcass quality characteristics. N.Z. Soc. Anim. Prod. Occas. Publ. No. 11, 125-139. | ||||
Bank of Ghana (BOG) (2010). Interest rates and inflation. |
||||
de Carvalho SP, Cruz CD, de Carvalho CGP (1999). Estimating gain by use of a classic selection index under multicollinearity in wheat (Triticum aestivum). Genet. Mol. Biol. 22(1): 109-113. Crossref |
||||
Eady SJ, Garreau H (2008). An enterprise gross margin model to explore the influence of selection criteria for breeding programs and changes to management systems. Proc. 9th Rabbit cong. Verona, Italy, June 10-13, 2008, pp. 61-65. | ||||
Ethiopia sheep and goat productivity improvement programme (ESGPIP) (2010). Reproductive management in sheep and goats. Tech. Bull. No. 36, 1-11. | ||||
Food and Agriculture Organization (FAO) (1990). The major significance of minor forest products: The local use and value of forest in the West African Humid Zone. Carla R. S. Koppell (Eds.), Food and Agriculture Organization (FAO), Rome. | ||||
Hanotte O, Mensah GA (2002). Biodiversity and domestication of non-conventional species: a worldwide perspective. Proc. 7th World Congr. Genet. Appl. Livest. Prod. 19-23 August 2002, Montpellier, France. | ||||
Goddard M (2009). Fitness traits in animal breeding programmes. In: van der Werf, J., Graser, H-U., Frankham, R., Gondro, C. (Eds.), Adaptation and Fitness in Animal Populations: Evolution and Breeding Perspectives on Genetic Resource Management, Springer Science+Business Media B.V., pp. 41-52. Crossref |
||||
Groen Ab F, Van Arendonk J (1996). Breeding Programmes. Department of Animal Breeding, Wegeningen Agricultural University, Netherlands, p. 167. | ||||
Gregory KE, Cundiff LV, Koch RM (1995). Genetic and phenotypic (co)variances for production traits of intact male populations of purebred and composite beef cattle. J. Anim. Sci. 73:2227-2234. | ||||
Harris DL, Stewart TS, Arboleda CR (1984). Animal breeding programmes. Systematic approach to their design. USDA-ARS. AAT-NC-8, 14 pp. | ||||
Harris DL, Newman S (1994). Breeding for profit: Synergism between genetic improvement and livestock production (A Review). J. Anim. Sci. 72:2178-2200. | ||||
Jagannatha S, Keown JF, Van Vleck LD (1998). Estimation of relative economic value for herd life of dairy cattle from profit equations. J. Dairy Sci. 81(6):1702-1708. Crossref |
||||
Kahi AK, Nitter G (2004). Developing breeding schemes for pasture based dairy production systems in Kenya. I. Derivation of economic values using profit functions. Livest. Prod. Sci. 88:161–177. Crossref |
||||
MacNeil MD, Newman S, Enns RM, Stewart-Smith J (1994). Relative economic values for Canadian beef production using specialized sire and dam lines. Can. J. Anim. Sci. 74:411-417. Crossref |
||||
McLennan N, Lewer R (2005). Wool production: coefficient of variation of fibre diameter (CVFD). Department of Employment, Economic Development and Innovation, The State of Queensland, 1995-2010. | ||||
Mensah GA (2000). Présentation générale de l'élevage d'aulacodes, historique et état de la diffusion en Afrique. In Actes Séminaire international sur l'élevage intensif de gibier à but alimentaire à Libreville (Gabon), Projet GEG/VSF/ADIE/CARPE/UE, pp. 45-59. | ||||
Ministry of Food and Agriculture (MoFA) (2004). Livestock Development in Ghana: Policies and Strategies. Animal Production Directorate, Veterinary Services Directorate and Livestock Planning and Information Unit, Accra, 122 pp. | ||||
Morris CA, Adam JL, Johnson DL (1978). Breeding objectives and selection indices for New Zealand pig improvement. N. Z. J. Exp. Agric. 6:259-266. | ||||
Morris CA (1980). Some benefits and costs of genetic improvement in New Zealand's sheep and beef cattle industry. II. Discounted cost and returns on farm basis following selection. N. Z J. Exp. Agric. 8:341-345. | ||||
Nasiri MTB, Fayazi J (2008). Estimates of economic values for traits of Arabic sheep in village system. Small Rumin. Res. 80:91-94. Crossref |
||||
National Research Council (NRC) (1991). Microlivestock: Little known animals with promising economic future. Report of the National Academic Press, Board on Science and Technology for International Development, Washington D.C., USA. |
||||
Phocas F, Bloch C, Chapelle B, Be'cherel F, Renand G, Menissier F (1998). Developing a breeding objective for a French purebred beef cattle selection programme. Livest. Prod. Sci. 57:49-65. Crossref |
||||
Ponzoni RW, Newman S (1989). Developing breeding objectives for Australian cattle production. Anim. Prod. 49:35-47. Crossref |
||||
Schroeder TC, Espinosa JA, Goodwin BK (1992). The value of genetic traits in purebred dairy bull services. Rev. Agric. Econ. 14(2):215-226. Crossref |
||||
Smith C (1978). The effect of inflation and form of investment on the estimated value of genetic improvement in farm livestock. Anim. Prod. 26:101-110. Crossref |
||||
Statistical Analysis System (SAS) (2008). User's Guide. SAS/STAT® 9.2, Cary, NC: SAS Institute Inc. | ||||
Steel RGD, Torrie JH (1980). in: Principles and Procedures of Statistics: A Biometrical Approach. 2nd Edition, McGraw-Hill International Book Company, Singapore, 633 pp. | ||||
Upton WH, McArthur ATG, Farquharson RJ (1988). Economic values applied to breeding objectives: a decentralized approach for breedplan. Proc. 7th Conf. Aust. Assoc. Anim. Breed. Genet. 7:95-104. | ||||
Van der Merwe M, Van Zyl A (2009). Post natal growth of the greater cane rat Thryonomys swinderianus (Thryonomyidae: Rodentia) in Guateng, South Africa. Mamm. 65(4):459-508. | ||||
Vargas B, Groen F, Herrero M, Van Arendonk JAM (2002). Economic values for production and functional traits in Holstein cattle of Costa Rica. Livest. Prod. Sci. 75:101-116. Crossref |
||||
Wilder JS, Van Vleck LD (1988). Relative economic values assigned to milk, fat test and type in pricing of bull semen. J. Dairy Sci. 71(2):492-497. Crossref |
||||
Wolfava M, Wolf J, Zahradkova R, Pribyl J, Dano J, Krupa E, Kica J (2005). Breeding objectives for beef cattle used in different production systems. 2. Model application to production systems with the Charolais breed. Livest. Prod. Sci. 95(3):217-230. Crossref |
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