[Abdulrazak S.A., Muinga R.W., Thorpe W., Ørskov E. R. (1996): The effects of supplementation with Gliricidia sepium or Leucaena leucocephala forage on intake, digestion and liveweight gains of Bos taurus × Bos indicus steers offered P. purpureum. Animal Science 63 (3): 381-388.10.1017/S1357729800015265]Search in Google Scholar
[Agricultural Research Service United States Department of Agriculture (2013): National nutrient database for standard reference release 26. http://ndb.nal.usda.gov/ndb/. [February 23, 2015].]Search in Google Scholar
[Apata D.F., Babalola T.O. (2012): The Use of Cassava, Sweet Potato and Cocoyam, and Their By-Products by Non – Ruminants. International Journal of Food Science and Nutrition Engineering 2(4): 54-6210.5923/j.food.20120204.02]Search in Google Scholar
[Association of Official Analytical Chemists (AOAC) (1990): Method 920.39. In: Helrich, K., Ed., Official Methods of Analysis, 15th Edition, AOAC, Arlington, VA.]Search in Google Scholar
[Ayoola P.B., Adeyeye A. (2010): Phytochemical and nutrient evaluation of Carica papaya (pawpaw) leaves. International Journal of Research and Reviews in Applied Sciences 5(30): 325-328.]Search in Google Scholar
[Bibby Scientific. The simple flame photometric determination of calcium - Jenway Flame Photometer PFP7 protocol P05-011A. Available at http://www.jenway.com/adminimages/P05_011A_Determination_of_Calcium.pdf. Accessed January 5, 2015.]Search in Google Scholar
[Barahona R., Lascano C.E., Narvaez N., Owen E., Morris P., Theodorou M.K. (2003): In vitro degradability of mature and immature leaves of tropical forage legumes differing in condensed tannin and non-starch polysaccharide concentration and composition. Journal of the Science of Food and Agriculture 83:1256-1266.10.1002/jsfa.1534]Search in Google Scholar
[Bindelle J. Kinsama A., Picron P., Umba di M’Balu J., Kindele E., Buldgen A. (2009): Nutritive value of unconventional fibrous ingredients fed to Guinea pigs in the Democratic Republic of Congo. Tropical Animal Health and Production 41:1731-1740.10.1007/s11250-009-9372-119449115]Search in Google Scholar
[Curt M., Fernandez J., Martinez M. (1998): Productivity and radiation use efficiency of sweet sorghum (Sorghum bicolor (L.) Moench) cv. Keller in Central Spain. Biomass and Bioenergy 14 (2): 169-178.]Search in Google Scholar
[Carter N.A, Dewey C., Mutua F.K., de Lange C., Grace D. (2013): Average daily gain of local pigs on rural and peri-urban smallholder farms in two districts of western Kenya. Tropical Animal Health and Production 45: 1533-1538.10.1007/s11250-013-0395-223504593]Search in Google Scholar
[Carter N.A., Dewey C.E., Grace D., Thomas L.F., Lukuyu B., de Lange C.F.M. (2015a): Nutrient requirements and low-cost balanced diets, based on seasonally available local feedstuffs, for local pigs on smallholder farms in Western Kenya. Tropical Animal Health and Production (in press).10.1007/s11250-015-0957-626669594]Search in Google Scholar
[Carter N.A., Dewey C.E., Lukuyu B., Grace D., de Lange C.F.M. (2015b): Nutritional value and seasonal availability of local pig feedstuffs in Western Kenya. Canadian Journal of Animal Science 95(3):97-406, 10.4141/cjas-2015-003.10.4141/cjas-2015-003]Search in Google Scholar
[Dewey C.E., Wohlegemut J.M., Levy M., Mutua F.K. (2011): The impact of political crisis on smallholder pig farmers in Western Kenya, 2006–2008. Journal of Modern African Studies 49(3): 455-473.10.1017/S0022278X11000280]Search in Google Scholar
[FAO. Crop calendar - An information tool for seed security. Available at http://www.fao.org/agriculture/seed/cropcalendar/welcome.do. Accessed December 22, 2014.]Search in Google Scholar
[Feedipedia (2014): Animal feed resources information system. Institut National de la Recherche Agronomique (INRA), Centre de Cooperation Interntionale en Recherche Agronomique pour le Developpement CIRAD), Associations Francaise de Zootechnie (AFZ) and the Food and Agriculture Organization of the United Nations (FAO). Available at www.feedipedia.org. Accessed February 23, 2015.]Search in Google Scholar
[Hess H.D., Merab M.L., Tiemann T.T., Lascano H.D., Kreuzer M. (2008): In vitro assessment of the suitability of replacing the low-tannin legume Vigna unguiculata with the tanniniferous legumes Leucaena leucocephala, Flemingia macrophylla or C. calothyrus calothyrsus in a tropical grass diet. Animal Feed Science and Technology 147:105-115.10.1016/j.anifeedsci.2007.09.012]Search in Google Scholar
[Hove L., Ndlovu L.R., Sibanda S. (2003): The effects of drying temperature on chemical composition and nutritive value of some tropical fodder shrubs. Agroforestry Systems 59: 231-241.10.1023/B:AGFO.0000005224.64208.42]Search in Google Scholar
[ISO (1998): Animal feeding stuffs – Determination of phosphorus concentration – spectrometric method. ISO 6491:1998. International Organization for Standardization, Geneva, Switzerland.]Search in Google Scholar
[ISO (1999): Animal feeding stuffs – Determination of moisture and other volatile matter content. ISO 6496:1999. International Organization for Standardization, Geneva, Switzerland.]Search in Google Scholar
[ISO (2002): Animal feeding stuffs – Determination of crude ash. ISO 5984:2002. International Organization for Standardization, Geneva, Switzerland.]Search in Google Scholar
[ISO (2005): Animal feeding stuffs – Determination of nitrogen content and calculation of crude protein content, Part 2: Block digestion/steam distillation method. ISO 5983-2:2005. International Organization for Standardization, Geneva, Switzerland.]Search in Google Scholar
[Kaitho R.J., Kariuki J.N. (1998): Effects of Desmodium, Sesbania, and C. calothyrus supplementation on growth of dairy heifers fed P. purpureum basal diet. Asian-Autralasian Journal of Animal Sciences 11 (6): 680-684.]Search in Google Scholar
[Kagira J.M., Kanyari P.W.N., Maingi N., Githigia S.M., Ng’ang’a J.C., Karuga J. (2010): Characteristics of the smallholder free-range pig production system in western Kenya. Tropical Animal Health and Production 42: 865-873.10.1007/s11250-009-9500-y]Search in Google Scholar
[Kagira J.M., Kanyari P.N., Githigia S.M., Maingi N., Ng’ang’a J.C. (2012): Risk factors associated with occurrence of nematodes in free range pigs in Busia District, Kenya. Tropical Animal Health and Production 44: 657-64.10.1007/s11250-011-9951-9]Search in Google Scholar
[Katongole C.B., Nambi-Kasozi J., Lumu R., Bareeba F., Presto M., Ivarsson E., Lindberg J.E. (2012): Strategies for coping with feed scarcity among urban and peri-urban livestock farmers in Kampala, Uganda. Journal of Agriculture and Rural Development in the Tropics and Subtropics 113 (2):165-174.]Search in Google Scholar
[Kidder R.W. (1945): Composition and digestible nutrient content of P. purpureum leaves. Journal of Agricultural Research 70 (3): 89-93.]Search in Google Scholar
[Kouakou N.D.V., Grongnet J-F., Assidjo N.E., Thys E., Marnet P-G., Catheline D., Legrand P., Kouba M. (2013): Effect of a supplementation of Euphorbia heterophylla on nutritional meat quality of Guinea pig (Cavia porcellus L.). Meat Science 93:821-826.10.1016/j.meatsci.2012.11.036]Search in Google Scholar
[(MAAIF) Ministry of Agriculture, Animal Industry and Fisheries The Republic of Uganda (2005): National Animal Feeds Policy. Entebbe, Uganda. Available at http://www.disasterriskreduction.net/fileadmin/user_upload/drought/docs/National%20Feed%20Policy1.pdf. Accessed February 23, 2015.]Search in Google Scholar
[Mtenga L.A., Laswai G.D. (1994): Leucaena leucocephala as feed for rabbits and pigs: detailed chemical composition and effect of level of inclusion on performance. Forest Ecology and Management 64: 49-257.10.1016/0378-1127(94)90299-2]Search in Google Scholar
[Muhanguzi D., Lutwama V., Mwiine F.V. (2010): Factors that influence pig production in Central Uganda - Case study of Nangabo Sub-County, Wakiso district. Veterinary World 5 (6): 346-351.]Search in Google Scholar
[Mutua, F.K., Dewey C., Arimi S.M., Schelling E., Ogara W.O. (2011): Prediction of live body weight using length and girth measurements for pigs in rural Western Kenya. Journal of Swine Health and Production 19: 26-33.]Search in Google Scholar
[Mutua F.K, Dewey C., Arimi S., Ogara W., Levy M., Schelling E. (2012): A description of local pig feeding systems in village smallholder farms of Western Kenya. Tropical Animal Health and Production 44: 1157-1162.10.1007/s11250-011-0052-6]Search in Google Scholar
[Njarui D.M.G., Mureithi J.G., Wandera F.P., Muinga R.W. (2003): Evaluation of four forage legumes as supplementary feed for Kenya dual-purpose goat in the semi-arid region of Eastern Kenya. Tropical and Subtropical Agroecosystems 3: 65-71.]Search in Google Scholar
[Noblet J., Fortune H., Shi X.S., Dubois S. (1994): Prediction of net energy values of feeds for growing pigs. Journal of Animal Science 72: 344-354.10.2527/1994.722344x]Search in Google Scholar
[NRC (2012): National Research Council of the National Academies. Nutrient requirements of swine. The National Academies Press, Washington, D.C.]Search in Google Scholar
[Ouma E., Dione M., Lule P., Pezo D., Marshall K., Roesel K., Mayega L., Kiryabwire D., Nadiope G., Jagwe J. (2014): Smallholder pig value chain assessment in Uganda: results from producer focus group discussions and key informant interviews. Unpublished ILRI Research Report, Nairobi, Kenya available at http://livestock-fish.wikispaces.com/VCD+Uganda accessed February 23, 2015.]Search in Google Scholar
[Regnier C., Jagulin Y., Noble, J., Renaudea D. (2012): Ileal digestibility of amino acids of cassava, sweet potato, cocoyam and erythrina foliages fed to growing pigs. Animal 6 (4): 586-593.10.1017/S1751731111001959]Search in Google Scholar
[Rodriguez D.A., Sulabo R.C., Gonzalez-Vega J.C., Stein H.H. (2013): Energy concentration and phosphorus digestibility in canola, cottonseed, and sunflower products fed to growing pigs. Canadian Journal of Animal Science 93: 493-503.10.4141/cjas2013-020]Search in Google Scholar
[Salawu M.B., Acamovic T., Stewart C.S., Massdorp B. (1997): Assessment of the nutritive value of C. calothyrus calothyrus: its chemical composition and the influence of tannins, pipecolic acid and polyethylene glycol on in vitro organic matter digestibility. Animal Feed Science Technology 69: 207-217.10.1016/S0377-8401(97)81636-7]Search in Google Scholar
[Salawu M.B., Acamovic T., Stewart C.S., Roothaert R.L. (1999): Composition and degradability of different fractions of C. calothyrus leaves, pods and seeds. Animal Feed Science and Technology 77: 181-199.10.1016/S0377-8401(98)00259-4]Search in Google Scholar
[Thomas L.F., de Glanville W.A., Cook A., Fevre, E.M. (2013): The spatial ecology of free-ranging domestic pigs (Sus scrofa) in western Kenya. BMC Veterinary Research doi:10.1186/1746-6148-9-46.10.1186/1746-6148-9-46363738123497587]Search in Google Scholar
[Tokita N., Shimojo M., Masuda Y. (2006): Amino Acid Profiles of Tropical Legumes, Cooper (Glycine wightii), Tinaroo (Neonotonia wightii) and Siratro (Macroptilium atropurpureum) at Pre-blooming and Blooming Stages. Asian-Australasian Journal of Animal Sciences 19(5): 651-654.10.5713/ajas.2006.651]Search in Google Scholar
[Van Soest P.J., Robertson J.B. (1985): Analysis of forage and fibrous feeds. Laboratory Manual for Animal Science 613. Cornell University, Ithaca, New York.]Search in Google Scholar
[Wambui C. C., Abdulrazak S. A., Noordin Q. (2006): The effect of supplementing urea treated maize stover with Tithonia, C. calothyrus and Sesbania to growing goats. Livestock Research for Rural Development. 18 (64). Retrieved January 30, 2015, from http://www.lrrd.org/lrrd18/5/abdu18064.htm.]Search in Google Scholar
[Wehmeyer A.S., Rose E.F. (1983): Important indigenous plants used in the Transkei as food supplements. Bothalia 14 (3&4): 613-615.10.4102/abc.v14i3/4.1217]Search in Google Scholar
[Wortmann C.S., Eledu C.A. (1999): An agroecological zonation for Uganda: methodology and spatial information. Network on Bean Research in Africa, Occasional Paper Series No 30, CIAT, Kampala, Uganda.]Search in Google Scholar