Participatory inventory and nutritional evaluation of local forage resources for smallholder free-range beef production in semi-arid areas of South Africa

References

• Abule E, Snyman HA, Smit GN. 2005. Comparisons of pastoralists’ perceptions about rangeland resource utilization in the Middle Awash Valley of Ethiopia. Journal of Environmental Management 75: 21–35. https://doi.org/10.1016/j.jenvman.2004.11.003.
   PubMed Web of Science ®Google Scholar
• Akanni GB, du Preez JC, Steyn L, Kilian SG. 2015. Protein enrichment of an Opuntia ficus-indica cladode hydrolysate by cultivation of Candida utilis and Kluyveromyces marxianus. Journal of the Science of Food and Agriculture 95: 1094–1102. https://doi.org/10.1002/jsfa.6985.
   PubMed Web of Science ®Google Scholar
• Ammar H, López S, Bochi-Brum O, García R, Ranilla MJ. 1999. Composition and in vitro digestibility of leaves and stems of grasses and legumes harvested from permanent mountain meadows at different stages of maturity. Journal of Animal and Feed Sciences 8: 599-610. doi: 10.22358/jafs/69184/1999
   Web of Science ®Google Scholar
• Arzani H, Basiri M, Khatibi F, Ghorbani G. 2006. Nutritive value of some Zagros Mountain rangeland species. Small Ruminant Research 65: 128–135. https://doi.org/10.1016/j.smallrumres.2005.05.033.
   Web of Science ®Google Scholar
• Association of Official Analytical Chemists (AOAC). 2002a. Loss on drying (moisture) at 95–100°C for feed. 17th edn. Arlington: AOAC international.
   Google Scholar
• Association of Official Analytical Chemists (AOAC). 2002b. Ash of animal feed. 17th edn. Virginia: AOAC International.
   Google Scholar
• Baloyi JJ, Ngongoni NT, Hamudikuwanda H. 2009. Estimation of true intestinal digestibility of dry matter, nitrogen and amino acids of cowpea and Silverleaf Desmodium forage legumes and Brachystegia spiciformis (Musasa) browse legume. African Journal of Range & Forage Science 26: 51–57. https://doi.org/10.2989/AJRFS.2009.26.2.1.844.
   Web of Science ®Google Scholar
• Bennett J, Lent PC, Harris PJC. 2007. Dry season foraging preferences of cattle and sheep in a communal area of South Africa. African Journal of Range & Forage Science 24: 109–121. https://doi.org/10.2989/AJRFS.2007.24.3.1.294.
   Google Scholar
• Choruma DJ, Akamagwuna FC, Odume NO. 2022. Simulating the impacts of climate change on maize yields using EPIC: A case study in the Eastern Cape Province of South Africa. Agriculture 12: 794. https://doi.org/10.3390/agriculture12060794.
   Google Scholar
• Choruma DJ, Balkovic J, Odume NO. 2019. Calibration and validation of the EPIC Model for maize production in the Eastern Cape, South Africa. Agronomy (Basel) 9: 2–16. https://doi.org/10.3390/agronomy9090494.
   Google Scholar
• Council for Scientific and Industrial Research (CSIR). 2004. Eastern Cape Province state of the environment report. www.csir.co.za [accessed 14 March 2017].
   Google Scholar
• du Toit JCO. 2019. Drivers of vegetation change in the eastern Karoo. PhD Thesis, University of KwaZulu-Natal, South Africa.
   Google Scholar
• Fayemi PO, Onwuka CFI, Isah OA, Jegede AV, Arigbede OM, Muchenje V. 2011. Effects of mimosine and toxicity on rabbits fed processed Leucaena leucocephala (Lam) De Wit leaves. African Journal of Agricultural Research 6: 4081–4085.
   Google Scholar
• Garcia E, Siles P, Eash L, Van Der Hoek R, Kearney S, Smukler S, Fonte S. 2019. Participatory evaluation of improved grasses and forage legumes for smallholder livestock production in central America. Experimental Agriculture 55: 776–792. https://doi.org/10.1017/S0014479718000364.
   Web of Science ®Google Scholar
• Gobena G, Urge M, Hundie D, Kumsa D. 2022. Identification and evaluation of agro-ecological variation in dry matter yield and nutritional values of local grasses used as livestock feed in Adola Reedde, Guji Zone, Ethiopia. Journal of Applied Animal Research 50: 369–379. https://doi.org/10.1080/09712119.2022.2080212.
   Web of Science ®Google Scholar
• Hall MB. 2009. Determination of starch, including maltooligosaccharides, in animal feeds: comparison of methods and a method recommended for AOAC collaborative study. Journal of AOAC International 92: 42–9. https://doi.org/10.1093/jaoac/92.1.42.
   PubMed Web of Science ®Google Scholar
• Hoffman PC. 2005. Ash content of forages. https://fyi.extension.wisc.edu [accessed 20 March 2022].
   Google Scholar
• Jordaan M, Coetzer GM, Allemann J. 2017. Potential of Adelaide, Cradock and Middelburg, South Africa, for out-of-season onion production using different planting materials and planting dates. South African Journal of Plant and Soil 34: 1–8. http://doi.org/10.1080/02571862.2016.1180715.
   Google Scholar
• Kimuyu, DM, Veblen KE, Riginos C, Chira RM, Githaiga JM, Young TP. 2017. Influence of cattle on browsing and grazing wildlife varies with rainfall and presence of megaherbivores. Ecological Applications 27: 1–13. https://doi.org/10.1002/eap.1482.
   Web of Science ®Google Scholar
• Madzivhandila TP, Nengovhela NB, Griffith GR, Clark RA. 2008. “The South African beef profit partnerships project: estimating the aggregate economic impacts to 2006”, conference on living on the margins – vulnerability, social exclusion and the state of the informal economy. Proceedings of the Economic Research Southern Africa Workshop on ‘poverty and equality’, 6–7 March 2008, Bloemfontein, South Africa.
   Google Scholar
• Mapiye O, Chikwanha OC, Makombe G, Dzama K, Mapiye C. 2020. Livelihood, food and nutrition security in southern Africa: What role do indigenous cattle genetic resources play? Diversity 12: 74. https://doi.org/10.3390/d12020074.
   Google Scholar
• Marandure T, Mapiye C, Makombe G, Nengovhela B, Strydom P, Muchenje V, Dzama K. 2016. Beef traders’ and consumers’ perceptions on the development of a natural pasture-fed beef brand by smallholder cattle producers in South Africa. African Journal of Range & Forage Science 33: 207–214. https://doi.org/10.2989/10220119.2016.1235616.
   Web of Science ®Google Scholar
• Mciteka H. 2008. Fermentation characteristics and nutritional value of Opuntia ficus–indica var. Fusicaulis cladode silage. MSc Thesis. University of Free State, South Africa.
   Google Scholar
• Meissner HH, Scholtz MM, Palmer AR. 2014. Sustainability of the South African livestock sector towards 2050 Part 1: worth and impact of the sector. South African Journal of Animal Science 43: 282–297. http://doi.org/10.4314/sajas.v43i3.6.
   Web of Science ®Google Scholar
• Mlambo V, Mapiye C. 2015. Towards household food and nutrition security in semi-arid areas: What role for condensed tannin-rich ruminant feedstuffs? Food Research International 76: 953–961. https://doi.org/10.1016/j.foodres.2015.04.011.
   Web of Science ®Google Scholar
• Muller J. 2017. Dumas or Kjeldahl for reference analysis? Comparison and considerations for Nitrogen/Protein analysis of food and feed. https://www.velp.com/en-ww/dumas-method-1.aspx [accessed 24 July 2022].
   Google Scholar
• Musemwa L, Mushunje A, Chimonyo M, Mapiye C. 2010. Low cattle market off-take rates in communal production systems of South Africa: Causes and mitigation strategies. Journal of Sustainable Development in Africa 12: 209–226.
   Google Scholar
• Nyambali A, Mndela M, Tjelele TJ, Mapiye C, Strydom PE, Raffrenato E, Dzama K, Muchenje V, Mkhize NR. 2022. Growth performance, carcass characteristics and economic viability of Nguni cattle fed diets containing graded levels of Opuntia ficus-indica. Agriculture 12: 1023. https://doi.org/10.3390/agriculture12071023.
   Google Scholar
• Nyamukanza CC, Sebata A. 2020. Effect of different nitrogen fertilizer application rates on Dichrostachys cinerea and Acacia karroo sapling growth, foliar nutrient and antinutrient concentrations in a southern African savannah. Ecological Research 35: 154–161. https://doi.org/10.1111/1440-1703.12067.
   Web of Science ®Google Scholar
• Pell-Stroebel AN, Kristjanson P. 2011. Livestock development projects that make a difference: What works, what doesn’t and why? African Journal of Agricultural Research 56: 151–157.
   Google Scholar
• Raffrenato E, Nicholson CF, Van Amburgh ME. 2019. Development of a mathematical model to predict pool sizes and rates of digestion of 2 pools of digestible neutral detergent fiber and an undigested neutral detergent fiber fraction within various forages. Journal of Dairy Science 102: 351–364. https://doi.org/10.3168/jds.2018-15102.
   PubMed Web of Science ®Google Scholar
• Raseigh J, Wurst M, Bennett T. 2014. Upper north farming systems: native grass nutrition fact sheet. rural solutions SA, Adelaide. https://cdn.environment.sa.gov.au [accessed 10 February 2022].
   Google Scholar
• Sanson DW, Kercher CJ. 1996. Validation of equations used to estimate relative feed value of alfalfa Hay. The Professional Animal Scientist 12: 162–166. https://doi.org/10.15232/S1080-7446(15)32512-2.
   Google Scholar
• Statistical Analysis System (SAS). 2009. SAS user’s guide: Statistics. SAS for windows. Release 9.2. Cary: Statistical Analysis System Institute Inc.
   Google Scholar
• Statistical Package for Social Sciences (SPSS). 2011. IBM SPSS Statistics for Windows, Version 20.0. Armonk: IBM Corp.
   Google Scholar
• Statistics South Africa. 2016. Community survey, agricultural households. In depth analysis of general household survey. Statistics South Africa, Pretoria. http://www.statssa.gov.za [accessed 20 March 2022].
   Google Scholar
• Tassone S, Fortina R, Peiretti PG. 2020. In vitro techniques using the daisyii incubator for the assessment of digestibility: a review. Animals 10: 775. https://doi:10.3390/ani10050775.
   Web of Science ®Google Scholar
• Theart JJF. 2015. Forage quality of some Kalahari browse species and its ability to reduce methane emission. MSc Thesis. University of Pretoria, South Africa.
   Google Scholar
• Tilley JMA, Terry RA. 1963. A two-stage technique for in vitro digestion of forage crops. Grass and Forage Science 18: 104–111. https://doi.org/10.1111/j.1365-2494.1963.tb00335.x.
   Google Scholar
• Tonamo A, Tamir B, Goshu G. 2016. Assessment of cattle feed resources; chemical composition and digestibility of major feeds in Essera District, southern Ethiopia. Science, Technology and Arts Research Journal 4: 89–98. https://doi.org/10.4314/star.v4i2.12.
   Google Scholar
• Van Rensburg TM, Murphy E, Rocks P. 2009. Commonage land and farmer uptake of the rural environment protection scheme in Ireland. Land Use Policy 26: 345–355. https://doi.org/10.1016/j.landusepol.2008.04.002.
   Web of Science ®Google Scholar
• Van Soest PJ, Robertson JB, Lewis BA. 1991. Methods for dietary fiber, neutral detergent fiber, and nonstarch polysaccharides in relation to animal nutrition. Journal of Dairy Science 74: 3583–3597. https://doi.org/10.3168/jds.S0022-0302(91)78551-2.
   PubMed Web of Science ®Google Scholar
• Weiss B. 2019. Feeding high ash forages. Ohio State University Extension, Ohio, United States. https://forages.osu.edu [accessed 24 July 2022].
   Google Scholar
• Wiles PG, Gray IK, Kissling RC, Delahanty C, Evers J, Greenwood K, Grimshaw K, Hibbert M, Kelly K, Luckin H, et al. 1998. Routine analysis of proteins by Kjeldahl and Dumas methods: review and interlaboratory study using dairy products. Journal of AOAC International 81: 620–632. https://doi.org/10.1093/jaoac/81.3.620.
   PubMed Web of Science ®Google Scholar
• World Bank. 2016. South African economic monitor: Absorbing shocks, building resilience. Pretoria: World Bank.
   Google Scholar