th4_has nerica made any impact in ghana?
DESCRIPTION
3rd Africa Rice Congress Theme 4: Rice policy for food security through smallholder and agribusiness development Mini symposium 4: Evidence of impact and adoption of rice technologies Author: WireduTRANSCRIPT
Has NERICA made any impact in Ghana?
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Impact of NERICA Adoption on Incomes of Rice Producing Households in Northern
Ghana
A.N. Wiredu, B.O. Asante, E. Martey, A. Diagne and W. Dogbe
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Background Objectives Methodology |Results & Discussion| Conclusion References
What was the NERICA project
about?
Technology transfer
Production support
Capacity building
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Are there any evidence of impact?
Sources: (MoFA, 2011; Ojehomon et al, 2012; Dontsop et al, 2012; Dibba et al, 2012)
Ghana project report
>30,000 farmers
>10 MT of seeds
>12ha of land
Studies s from neighboring
countries
Activities increased NERICA
adoption
NERICA adoption increase yields
NERICA adoption increased incomes
Missing causality in
Ghana report
Background Objectives Methodology |Results & Discussion| Conclusion References
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What did this study do?
• Evaluated the impact of NERICA adoption
on the incomes of rice producers
– It identified key sources of income
– Estimated the impact of NERICA adoption
on these incomes
Background Objectives Methodology |Results & Discussion| Conclusion References
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How was impacted outcomes estimated?
• Treatment effect method
• Local Average Treatment Effect (LATE) impact
parameter
– Impact on subpopulation of compliersSources: (Dontsop et al, 2012; Dibba et al, 2012)
Background Objectives Methodology |Results & Discussion| Conclusion References
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There was evidence of non-compliance
Sources: (Dontsop et al, 2012; Dibba et al, 2012)
Background Objectives Methodology |Results & Discussion| Conclusion References
Sample=150
Received Seeds=46%
Planted=80% Not planted=20%
No Seeds=54%
Agriculture and rice provided most incomes
Background Objectives Methodology |Results & Discussion| Conclusion References
Daily per capita
Total
Non adopters
0.33 879.47
Adopters 0.73 1138.83
Overall 0.48 974.57
Table 1: Household income (USD) by adoption
Figure 1: Sources of household income by adoption
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NERICA adoption increased incomes
Background Objectives Methodology |Results & Discussion| Conclusion References
IncomeParameter Std. Err. P>|z|
Rice 92.32 6.61E-07 0.000Agric. 342.93 7.31E-07 0.000Daily per capita 0.30 3.38E-10 0.000Overall 410.74 4.76E-07 0.000
Table 2: Estimated LATE impact parameters
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Additional determinants of income
Background Objectives Methodology |Results & Discussion| Conclusion References
• Land size (+)
• Fertilizer (+)
• Rice production (+)
• Participation in projects (+)
• Economically active persons (+)
• Educated persons (+)
• Access to market (+)
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Background Objectives Methodology |Results & Discussion| Conclusion References
• Yes– NERICA adoption significantly increased incomes
– And has significantly contributed to poverty reduction among producing households in Northern Ghana.
Did NERICA make an impact in Ghana?
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Background Objectives Methodology |Results & Discussion| Conclusion References
• Dibba, L, Diagne, A., Fialor, S.C & Nimoh, F. (2012). Diffusion and adoption of new rice varieties for Africa (Nerica) in the Gambia. African Crop Science Journal 20 (1) 141 – 153
• Dontsop, N.P.M, Okoruwa, V.O, Adeoti, A.I & Adenegan, K,O. (2012). Productivity Impact Differential of Improved Rice Technology Adoption Among Rice Farming Households in Nigeria, Journal of Crop Improvement 26 (1)|: 1-21
• MoFA. (2011). Ghana: NERICA Rice Dissemination Project. Project Terminal and Exit Strategy Report (2005-2010). Ministry of Food and Agriculture, Accra, Ghana.
• Ojehomon, V.E.T, Adewumi, M.O, Omotesho, O.A, Ayinde, K. & Diagne, A. (2012). Adoption and Economics of New Rice for Africa (NERICA) Among Rice Farmers in Ekiti State, Nigeria. Journal of American Science 8(2): 423-429.
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Thanks you/Merci/Danke
Have you eaten rice today?
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