The role of knowledge, attitudes and perceptions in the uptake of agricultural and agroforestry innovations among smallholder farmers in sub-Saharan Africa

References

• Adesina, A.A. and Chianu, J., 2002. Determinants of farmers’ adoption and adaptation of alley farming technology in Nigeria. Agroforestry systems, 55 (2), 99–112. doi: 10.1023/A:1020556132073
   Web of Science ®Google Scholar
• Adesina, A.A., et al., 2000. Econometric analysis of the determinants of adoption of alley farming by farmers in the forest zone of southwest Cameroon. Agriculture ecosystems & environment, 80 (3), 255–265. doi: 10.1016/S0167-8809(00)00152-3
   Web of Science ®Google Scholar
• Ajayi, O.C., 2007. User acceptability of sustainable soil fertility technologies: lessons from farmers’ knowledge, attitude and practice in southern Africa. Journal of sustainable agriculture, 30 (3), 21–40. doi: 10.1300/J064v30n03_04
   Web of Science ®Google Scholar
• Ajayi, O.C., et al., 2003. Adoption of improved fallow technology for soil fertility management in Zambia: empirical studies and emerging issues. Agroforestry systems, 59 (3), 317–326. doi: 10.1023/B:AGFO.0000005232.87048.03
   Web of Science ®Google Scholar
• Ajayi, O.C., et al., 2007. Economic framework for integrating environmental stewardship into food security strategies in low-income countries: case of agroforestry in southern African region. African journal of environmental science and technology, 1 (4), 59–67.
   Google Scholar
• Ajayi, O.C., et al., 2009. Labour inputs and financial profitability of conventional and agroforestry-based soil fertility management practices in Zambia. Agrekon, 48 (3), 276–292. doi: 10.1080/03031853.2009.9523827
   Web of Science ®Google Scholar
• Ajayi, O.C., Akinnifesi, F.K., and Sileshi, G.W., 2011. Agricultural success from Africa: the case of fertilizer tree systems in southern Africa (Malawi, Tanzania, Mozambique, Zambia and Zimbabwe). International journal of agricultural sustainability, 9 (1), 129–136. doi: 10.3763/ijas.2010.0554
   Web of Science ®Google Scholar
• Ajzen, I., 1991. The theory of planned behavior. Organizational behavior and human decision processes, 50 (2), 179–211. doi: 10.1016/0749-5978(91)90020-T
   Web of Science ®Google Scholar
• Ajzen, I., 2011. The theory of planned behaviour: reactions and reflections. Psychology & health, 26 (9), 1113–1127. doi: 10.1080/08870446.2011.613995
   PubMed Web of Science ®Google Scholar
• Akinnifesi, F.K., et al., 2010. Fertiliser trees for sustainable food security in the maize-based production systems of East and Southern Africa. A review. Agronomy for sustainable development, 30 (3), 615–629. doi: 10.1051/agro/2009058
   Web of Science ®Google Scholar
• Allen, J.A., 1990. Homestead tree planting in two rural Swazi communities. Agroforestry systems, 11 (1), 11–22. doi: 10.1007/BF00122809
   Web of Science ®Google Scholar
• Ayuk, E.T., 1997. Adoption of agroforestry technology: the case of live hedges in the Central Plateau of Burkina Faso. Agricultural systems, 54 (2), 189–206. doi: 10.1016/S0308-521X(96)00082-0
   Web of Science ®Google Scholar
• Babcock, B.A. and Hennessy, D.A., 1996. Input demand under yield and revenue insurance. American journal of agricultural economics, 78 (2), 416–427. doi: 10.2307/1243713
   Web of Science ®Google Scholar
• Bernet, T., et al., 2001. Tailoring agricultural extension to different production contexts: a user-friendly farm-household model to improve decision-making for participatory research. Agricultural systems, 69 (3), 183–198. doi: 10.1016/S0308-521X(01)00024-5
   Web of Science ®Google Scholar
• Bhagwat, S.A., et al., 2008. Agroforestry: a refuge for tropical biodiversity? Trends in ecology & evolution, 23 (5), 261–267. doi: 10.1016/j.tree.2008.01.005
   PubMed Web of Science ®Google Scholar
• Bullock, R., Mithöfer, D., and Vihemäki, H., 2013. Sustainable agricultural intensification: the role of cardamom agroforestry in the East Usambaras, Tanzania. International journal of agricultural sustainability, 12 (2), 109–129.
   Web of Science ®Google Scholar
• Chambers, R., Pacey, A., and Thrupp, L.A., 1989. Farmer first: farmer innovation and agricultural research. London: Intermediate Technology Publications Ltd.
   Google Scholar
• Dahlquist, R., et al., 2007. Incorporating livelihoods in biodiversity conservation: a case study of cacao agroforestry systems in Talamanca, Costa Rica. Biodiversity and conservation, 16 (8), 2311–2333. doi: 10.1007/s10531-007-9192-4
   Web of Science ®Google Scholar
• De Wolf, J.J., 2010. Innovative farmers, non-adapting institutions: a case study of the organization of agroforestry research in Malawi. In: L. German, J.J. Ramisch, and R. Verma, eds. Beyond the biophysical: knowledge, culture, and power in agriculture and natural resource management. London: Springer, 217–239.
   Google Scholar
• Douthwaite, B., Keatinge, J., and Park, J., 2001. Why promising technologies fail: the neglected role of user innovation during adoption. Research policy, 30 (5), 819–836. doi: 10.1016/S0048-7333(00)00124-4
   Web of Science ®Google Scholar
• Douthwaite, B., et al., 2002. The adoption of alley farming and Mucuna: lessons for research, development and extension. Agroforestry systems, 56 (3), 193–202. doi: 10.1023/A:1021319028117
   Web of Science ®Google Scholar
• Edwards-Jones, G., 2006. Modelling farmer decision-making: concepts, progress and challenges. Animal science, 82 (06), 783–790. doi: 10.1017/ASC2006112
   Google Scholar
• FAO, 2010. The state of food insecurity in the world. Rome: Food and Agriculture Organization of the United Nations.
   Google Scholar
• FAO, 2011. Facts and figures: people and forests [online]. Available from: http://www.fao.org/forestry/28811/en/ [Accessed 11 August 2012].
   Google Scholar
• Fischer, A. and Vasseur, L., 2002. Smallholder perceptions of agroforestry projects in Panama. Agroforestry systems, 54 (2), 103–113. doi: 10.1023/A:1015047404867
   Web of Science ®Google Scholar
• Fishbein, M. and Ajzen, I., 1975. Belief, attitude, intention, and behavior: an introduction to theory and research. Reading, MA: Addison-Wesley.
   Google Scholar
• Franzel, S., 1999. Socioeconomic factors affecting the adoption potential of improved tree fallows in Africa. Agroforestry systems, 47 (1–3), 305–321. doi: 10.1023/A:1006292119954
   Web of Science ®Google Scholar
• Franzel, S., Cooper, P., and Denning, G.L., 2001. Scaling up the benefits of agroforestry research: lessons learned and research challenges. Development in practice, 11 (4), 524–534. doi: 10.1080/09614520120066792
   Google Scholar
• Franzel, S., et al., 2004. Scaling up the impact of agroforestry: lessons from three sites in Africa and Asia. Agroforestry systems, 61–62 (1), 329–344.
   Web of Science ®Google Scholar
• Garrity, D.P., et al., 2010. Evergreen agriculture: a robust approach to sustainable food security in Africa. Food security, 2, 1–18. doi: 10.1007/s12571-010-0070-7
   Web of Science ®Google Scholar
• Gibreel, T.M., 2013. Crop commercialization and adoption of gum-arabic agroforestry and their effect on farming system in western Sudan. Agroforestry systems, 87 (2), 311–318. doi: 10.1007/s10457-012-9552-2
   Web of Science ®Google Scholar
• Gomez-Limon, J.A., Riesgo, L., and Arriaza, M., 2004. Multi-criteria analysis of input use in agriculture. Journal of agricultural economics, 55 (3), 541–564. doi: 10.1111/j.1477-9552.2004.tb00114.x
   Web of Science ®Google Scholar
• Jerneck, A. and Olsson, L., 2014. Food first! Theorising assets and actors in agroforestry: risk evaders, opportunity seekers and ‘the food imperative'in sub-Saharan Africa. International journal of agricultural sustainability, 12 (1), 1–22.
   Web of Science ®Google Scholar
• Jones, P.G. and Thornton, P.K., 2003. The potential impacts of climate change on maize production in Africa and Latin America in 2055. Global environmental change, 13 (1), 51–59. doi: 10.1016/S0959-3780(02)00090-0
   Web of Science ®Google Scholar
• Jose, S., 2009. Agroforestry for ecosystem services and environmental benefits: an overview. Agroforestry systems, 76 (1), 1–10. doi: 10.1007/s10457-009-9229-7
   Web of Science ®Google Scholar
• Kiptot, E., et al., 2006. Sharing seed and knowledge: farmer to farmer dissemination of agroforestry technologies in western Kenya. Agroforestry systems, 68 (3), 167–179. doi: 10.1007/s10457-006-9007-8
   Web of Science ®Google Scholar
• Kiptot, E., et al., 2007. Adopters, testers or pseudo-adopters? Dynamics of the use of improved tree fallows by farmers in western Kenya. Agricultural systems, 94 (2), 509–519. doi: 10.1016/j.agsy.2007.01.002
   Web of Science ®Google Scholar
• Krause, M., Uibrig, H., and Kidane, B., 2007. Decision modelling for the integration of woody plants in smallholder farms in the central highlands of Ethiopia. Journal of agriculture and rural development in the tropics and subtropics, 108 (1), 1–17.
   Web of Science ®Google Scholar
• Marra, M., Pannell, D.J., and Abadi Ghadim, A., 2003. The economics of risk, uncertainty and learning in the adoption of new agricultural technologies: where are we on the learning curve? Agricultural systems, 75 (2–3), 215–234. doi: 10.1016/S0308-521X(02)00066-5
   Web of Science ®Google Scholar
• Matata, P., et al., 2010. Socio-economic factors influencing adoption of improved fallow practices among smallholder farmers in western Tanzania. African journal of agricultural research, 5 (8), 818–823.
   Google Scholar
• McGinty, M., Swisher, M., and Alavalapati, J., 2008. Agroforestry adoption and maintenance: self-efficacy, attitudes and socio-economic factors. Agroforestry systems, 73 (2), 99–108. doi: 10.1007/s10457-008-9114-9
   Web of Science ®Google Scholar
• Mekoya, A., et al., 2008. Farmers’ perceptions about exotic multipurpose fodder trees and constraints to their adoption. Agroforestry systems, 73 (2), 141–153. doi: 10.1007/s10457-007-9102-5
   Web of Science ®Google Scholar
• Mercer, D., 2004. Adoption of agroforestry innovations in the tropics: a review. Agroforestry systems, 61 (1), 311–328.
   Web of Science ®Google Scholar
• Nair, P.K.R., Kumar, B.M., and Nair, V.D., 2009. Agroforestry as a strategy for carbon sequestration. Journal of plant nutrition and soil science, 172 (1), 10–23. doi: 10.1002/jpln.200800030
   Web of Science ®Google Scholar
• Ndayambaje, J.D., Heijman, W.J.M., and Mohren, G.M.J., 2012. Household determinants of tree planting on farms in rural Rwanda. Small-scale forestry, 11 (4), 1–32. doi: 10.1007/s11842-012-9196-0
   Web of Science ®Google Scholar
• Ndjeunga, J. and Bantilan, C., 2005. Uptake of improved technologies in the semi-arid tropics of West Africa: why is agricultural transformation lagging behind? Journal of agricultural and development economics, 2 (1), 85–102.
   Google Scholar
• Oglethorpe, D.R., 1995. Sensitivity of farm plans under risk-averse behaviour: a note on the environmental implications. Journal of agricultural economics, 46 (2), 227–232. doi: 10.1111/j.1477-9552.1995.tb00768.x
   Web of Science ®Google Scholar
• Oppenheim, A.N., 1992. Questionnaire design, interviewing and attitude measurement. London: Continuum.
   Google Scholar
• Pannell, D.J., et al., 2006. Understanding and promoting adoption of conservation practices by rural landholders. Australian journal of experimental agriculture, 46 (11), 1407–1424. doi: 10.1071/EA05037
   Google Scholar
• Pattanayak, S., et al., 2003. Taking stock of agroforestry adoption studies. Agroforestry systems, 57 (3), 173–186. doi: 10.1023/A:1024809108210
   Web of Science ®Google Scholar
• Phiri, D., et al., 2004. Who is using the new technology? The association of wealth status and gender with the planting of improved tree fallows in Eastern Province, Zambia. Agricultural systems, 79 (2), 131–144. doi: 10.1016/S0308-521X(03)00055-6
   Web of Science ®Google Scholar
• Pretty, J., Toulmin, C., and Williams, S., 2011. Sustainable intensification in African agriculture. International journal of agricultural sustainability, 9 (1), 5–24. doi: 10.3763/ijas.2010.0583
   Web of Science ®Google Scholar
• Reed, M., 2007. Participatory technology development for agroforestry extension: an innovation-decision approach. African journal of agricultural research, 2 (8), 334–341.
   Web of Science ®Google Scholar
• Roberts, J.S., Laughlin, J.E., and Wedell, D.H., 1999. Validity issues in the Likert and Thurstone approaches to attitude measurement. Educational and psychological measurement, 59 (2), 211–233. doi: 10.1177/00131649921969811
   Web of Science ®Google Scholar
• Rogers, E.M., 1995. Diffusion of innovations. New York: Free Press.
   Google Scholar
• Röling, N.G., 1992. The emergence of knowledge systems thinking: a changing perception of relationships among innovation, knowledge process and configuration. Knowledge and policy, 5 (1), 42–64. doi: 10.1007/BF02692791
   Google Scholar
• Röling, N.G. and Jiggins, J., 1998. The ecological knowledge system. In: N.G. Röling and M.A.E. Wagemakers, eds. Facilitating sustainable agriculture: participatory learning and adaptive management in times of environmental uncertainty. Cambridge: Cambridge University Press, 283–311.
   Google Scholar
• Sanchez, P.A., 1999. Improved fallows come of age in the tropics. Agroforestry systems, 47 (1–3), 3–12. doi: 10.1023/A:1006287702265
   Web of Science ®Google Scholar
• Sanchez, P.A., 2002. Ecology: soil fertility and hunger in Africa. Science, 295 (5562), 2019–2020. doi: 10.1126/science.1065256
   PubMed Web of Science ®Google Scholar
• Sanchez, P.A. and Swaminathan, M.S., 2005. Cutting world hunger in half. Science, 307 (5708), 357–359. doi: 10.1126/science.1109057
   PubMed Web of Science ®Google Scholar
• Scherr, S.J., 1992. The role of extension in agroforestry development: evidence from western Kenya. Agroforestry systems, 18 (1), 47–68. doi: 10.1007/BF00114816
   Web of Science ®Google Scholar
• Schoemaker, P.J.H., 1982. The expected utility model: its variants, purposes, evidence and limitations. Journal of economic literature, 20 (2), 529–563.
   Web of Science ®Google Scholar
• Sheppard, B.H., Hartwick, J., and Warshaw, P.R., 1988. The theory of reasoned action: a meta-analysis of past research with recommendations for modifications and future research. Journal of consumer research, 15 (3), 325–343. doi: 10.1086/209170
   Web of Science ®Google Scholar
• Sileshi, G.W., et al., 2007. Contributions of agroforestry to ecosystem services in the miombo eco-region of eastern and southern Africa. African journal of environmental science and technology, 1 (4), 68–80.
   Google Scholar
• Sileshi, G.W., et al., 2008a. Meta-analysis of maize yield response to woody and herbaceous legumes in sub-Saharan Africa. Plant and soil, 307 (1–2), 1–19. doi: 10.1007/s11104-008-9547-y
   Web of Science ®Google Scholar
• Sileshi, G.W., et al., 2008b. Farmers’ perceptions of tree mortality, pests and pest management practices in agroforestry in Malawi, Mozambique and Zambia. Agroforestry systems, 72 (2), 87–101. doi: 10.1007/s10457-007-9082-5
   Web of Science ®Google Scholar
• Sileshi, G.W., et al., 2011. Integration of legume trees in maize-based cropping systems improves rain use efficiency and yield stability under rain-fed agriculture. Agricultural water management, 98 (9), 1364–1372. doi: 10.1016/j.agwat.2011.04.002
   Web of Science ®Google Scholar
• Sinclair, F.L., 1999. A general classification of agroforestry practice. Agroforestry systems, 46 (2), 161–180. doi: 10.1023/A:1006278928088
   Web of Science ®Google Scholar
• Slingo, J.M., et al., 2005. Introduction: food crops in a changing climate. Philosophical transactions of the royal society B-biological sciences, 360 (1463), 1983–1989. doi: 10.1098/rstb.2005.1755
   PubMed Web of Science ®Google Scholar
• Sood, K.K. and Mitchell, C.P., 2004. Do socio-psychological factors matter in agroforestry planning? Lessons from smallholder traditional agroforestry systems. Small-scale forestry, 3 (2), 239–255.
   Google Scholar
• Thangata, P.H. and Alavalapati, J.R.R., 2003. Agroforestry adoption in southern Malawi: the case of mixed intercropping of Gliricidia sepium and maize. Agricultural systems, 78 (1), 57–71. doi: 10.1016/S0308-521X(03)00032-5
   Web of Science ®Google Scholar
• Thangata, P.H., Hildebrand, P.E., and Gladwin, C.H., 2002. Modeling agroforestry adoption and household decision-making in Malawi. African studies quarterly, 6 (1 & 2), 271–293.
   Google Scholar
• Verchot, L., et al., 2007. Climate change: linking adaptation and mitigation through agroforestry. Mitigation and adaptation strategies for global change, 12 (5), 901–918. doi: 10.1007/s11027-007-9105-6
   Google Scholar
• Versteeg, M., et al., 1998. Farmers’ adoptability of Mucuna fallowing and agroforestry technologies in the coastal savanna of Benin. Agricultural systems, 56 (3), 269–287. doi: 10.1016/S0308-521X(97)00041-3
   Web of Science ®Google Scholar
• Wambugu, C., Place, F., and Franzel, S., 2011. Research, development and scaling-up the adoption of fodder shrub innovations in East Africa. International journal of agricultural sustainability, 9 (1), 100–109. doi: 10.3763/ijas.2010.0562
   Web of Science ®Google Scholar
• Zubair, M. and Garforth, C., 2006. Farm level tree planting in Pakistan: the role of farmers’ perceptions and attitudes. Agroforestry systems, 66 (3), 217–229. doi: 10.1007/s10457-005-8846-z
   Web of Science ®Google Scholar