Details about Ephraim Maduhu Nkonya

Access statistics for papers by Ephraim Maduhu Nkonya.

Last updated 2022-07-25. Update your information in the RePEc Author Service.

Short-id: pnk4

Working Papers

2022

1. Pathways from irrigation to prosperity, nutrition and resilience: The case of smallholder irrigation in Mali
   IFPRI discussion papers, International Food Policy Research Institute (IFPRI)

2020

2. Drivers of adoption of small-scale irrigation in Mali and its impacts on nutrition across sex of irrigators
   IFPRI discussion papers, International Food Policy Research Institute (IFPRI)

2019

3. Gendered opportunities for improving soil health: A conceptual framework to help set the research agenda
   IFPRI discussion papers, International Food Policy Research Institute (IFPRI)

2016

4. Challenges in implementing a small-scale farmers’ capacity-building program: The case of the food production, processing, and marketing project in the Democratic Republic of Congo
   IFPRI discussion papers, International Food Policy Research Institute (IFPRI)

2015

5. Communities' Perceptions and Knowledge of Ecosystem Service
   2015 Conference, August 9-14, 2015, Milan, Italy, International Association of Agricultural Economists View citations (2)
6. Communities’ perceptions and knowledge of ecosystem services: Evidence from rural communities in Nigeria
   IFPRI discussion papers, International Food Policy Research Institute (IFPRI) View citations (5)
7. Synopsis, Economics of land degradation and improvement: A global assessment for sustainable development
   Issue briefs, International Food Policy Research Institute (IFPRI) View citations (9)
8. The food-energy-water security nexus: Definitions, policies, and methods in an application to Malawi and Mozambique
   IFPRI discussion papers, International Food Policy Research Institute (IFPRI) View citations (2)

2014

9. Assessing the economic benefits of sustainable land management practices in Bhutan
   IFPRI discussion papers, International Food Policy Research Institute (IFPRI) View citations (6)
10. Biomass Productivity-Based Mapping of Global Land Degradation Hotspots
    Discussion Papers, University of Bonn, Center for Development Research (ZEF) View citations (16)

2013

11. Economics of Land Degradation Initiative: Methods and Approach for Global and National Assessments
    Discussion Papers, University of Bonn, Center for Development Research (ZEF) View citations (14)
12. The Economics of Land Degradation
    Working Papers, University of Bonn, Center for Development Research (ZEF) View citations (75)
13. Trends and Patterns of Land Use Change and International Aid in Sub-Saharan Africa
    WIDER Working Paper Series, World Institute for Development Economic Research (UNU-WIDER) View citations (2)

2012

14. Ensuring food and nutrition security in a green economy
    Policy briefs, International Food Policy Research Institute (IFPRI) View citations (1)
15. Impact of fertilizer subsidies on the commercial fertilizer sector in Nigeria: Evidence from previous fertilizer subsidy schemes
    NSSP working papers, International Food Policy Research Institute (IFPRI) View citations (9)
16. Subsistence farmer preferences for alternative incentive policies to encourage the adoption of conservation agriculture in Malawi: A choice elicitation approach
    2012 Annual Meeting, August 12-14, 2012, Seattle, Washington, Agricultural and Applied Economics Association View citations (1)
17. The Role of Dynamic Learning Games in Improving Survey Information from Subsistence Farmers: Evidence from Malawi
    2012 Annual Meeting, August 12-14, 2012, Seattle, Washington, Agricultural and Applied Economics Association
18. Which would work better for improved soil fertility management in sub-Saharan Africa: Fertilizer Subsidies or Carbon Credits?
    2012 Conference, August 18-24, 2012, Foz do Iguacu, Brazil, International Association of Agricultural Economists View citations (19)

2011

19. Climate risk management through sustainable land management in Sub-Saharan Africa
    IFPRI discussion papers, International Food Policy Research Institute (IFPRI) View citations (5)
20. Decentralization and rural service delivery in Uganda
    IFPRI discussion papers, International Food Policy Research Institute (IFPRI) View citations (6)
21. Economics of land degradation: The costs of action versus inaction
    Issue briefs, International Food Policy Research Institute (IFPRI) View citations (16)
22. Heterogeneous treatment effects of integrated soil fertility management on crop productivity: Evidence from Nigeria
    IFPRI discussion papers, International Food Policy Research Institute (IFPRI) View citations (2)
23. Impact of Uganda's National Agricultural Advisory Services program
    Research reports, International Food Policy Research Institute (IFPRI) View citations (7)
24. The Economics of Desertification, Land Degradation, and Drought; Toward an Integrated Global Assessment
    Discussion Papers, University of Bonn, Center for Development Research (ZEF) View citations (20)
    Also in IFPRI discussion papers, International Food Policy Research Institute (IFPRI) (2011) View citations (18)

2010

25. An econometric investigation of impacts of sustainable land management practices on soil carbon and yield risk: A potential for climate change mitigation
    IFPRI discussion papers, International Food Policy Research Institute (IFPRI) View citations (1)
26. Constraints to fertilizer use in Nigeria: Insights from agricultural extension service
    IFPRI discussion papers, International Food Policy Research Institute (IFPRI) View citations (15)
27. From the ground up: Impacts of a pro-poor community-driven development project in Nigeria
    Research reports, International Food Policy Research Institute (IFPRI) View citations (6)
    Also in IFPRI discussion papers, International Food Policy Research Institute (IFPRI) (2008) View citations (5)
28. Impact of farmer field schools on agricultural productivity and poverty in East Africa
    IFPRI discussion papers, International Food Policy Research Institute (IFPRI) View citations (29)
    See also Journal Article Impact of Farmer Field Schools on Agricultural Productivity and Poverty in East Africa, World Development, Elsevier (2012) View citations (98) (2012)
29. Understanding gender differences in agricultural productivity in Uganda and Nigeria
    IFPRI discussion papers, International Food Policy Research Institute (IFPRI) View citations (14)

2009

30. Constraints to increasing agricultural productivity in Nigeria: A review
    NSSP working papers, International Food Policy Research Institute (IFPRI) View citations (7)
31. IMPACTS OF COMMUNITY-DRIVEN DEVELOPMENT PROGRAMS ON INCOME AND ASSET ACQUISITION IN AFRICA: THE CASE OF NIGERIA
    2009 Conference, August 16-22, 2009, Beijing, China, International Association of Agricultural Economists
    See also Journal Article Impacts of Community-driven Development Programs on Income and Asset Acquisition in Africa: The Case of Nigeria, World Development, Elsevier (2012) View citations (21) (2012)
32. Impacts of Cash Crop Production on Land Management and Land Degradation: The Case of Coffee and Cotton in Uganda
    2009 Conference, August 16-22, 2009, Beijing, China, International Association of Agricultural Economists View citations (2)
33. Looking beyond the obvious: Uncovering the features of natural resource conflicts in Uganda
    CAPRi working papers, International Food Policy Research Institute (IFPRI) View citations (2)
34. Options for enhancing agricultural productivity in Nigeria
    NSSP working papers, International Food Policy Research Institute (IFPRI)

2008

35. Linkages between land management, land degradation, and poverty in Sub-Saharan Africa: The case of Uganda
    Research reports, International Food Policy Research Institute (IFPRI) View citations (32)
36. On-site and off-Site long-term economic impacts of soil fertility management practices: The case of maize-based cropping systems in Kenya
    IFPRI discussion papers, International Food Policy Research Institute (IFPRI) View citations (1)

2007

37. Assessing the impact of the National Agricultural Advisory Services (NAADS) in the Uganda rural livelihoods
    IFPRI discussion papers, International Food Policy Research Institute (IFPRI) View citations (12)

2006

38. From "best practice" to "best fit": A framework for designing and analyzing pluralistic agricultural advisory services worldwide
    FCND discussion papers, International Food Policy Research Institute (IFPRI) View citations (18)
    Also in EPTD discussion papers, International Food Policy Research Institute (IFPRI) (2006) View citations (15)
    DSGD discussion papers, International Food Policy Research Institute (IFPRI) (2006) View citations (22)
39. From "best practice" to "best fit": a framework for designing and analyzing pluralistic agricultural advisory services
    Research briefs, International Food Policy Research Institute (IFPRI) View citations (44)
40. Land Markets and Agricultural Land Use Efficiency and Sustainability: Evidence from East Africa
    2006 Annual Meeting, August 12-18, 2006, Queensland, Australia, International Association of Agricultural Economists View citations (4)
41. Out of Site out of Mind: Quantifying the Long-term Off-site economic Impacts of Land Degradation in Kenya
    2006 Annual meeting, July 23-26, Long Beach, CA, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association) View citations (1)
42. The Influence of Asset and Access Poverty on Crop Production and Land Degradation in Uganda
    2006 Annual Meeting, August 12-18, 2006, Queensland, Australia, International Association of Agricultural Economists View citations (1)
43. Uganda: income strategies and land management
    Issue briefs, International Food Policy Research Institute (IFPRI)

2005

44. Policy options for increasing crop productivity and reducing soil nutrient depletion and poverty in Uganda
    EPTD discussion papers, International Food Policy Research Institute (IFPRI) View citations (28)
45. Who knows, who cares?: Determinants of enactment, awareness and compliance with community natural resource management
    CAPRi working papers, International Food Policy Research Institute (IFPRI) View citations (5)

2004

46. DETERMINANTS OF SOIL NUTRIENT BALANCES AND IMPLICATIONS FOR ADDRESSING LAND DEGRADATION AND POVERTY IN UGANDA
    2004 Annual meeting, August 1-4, Denver, CO, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association)
47. Linkages between poverty and land management in rural Uganda: evidence from the Uganda National Household Survey, 1999/00
    EPTD discussion papers, International Food Policy Research Institute (IFPRI) View citations (18)
48. Strategies for sustainable land management and poverty reduction in Uganda
    Research reports, International Food Policy Research Institute (IFPRI) View citations (58)

2003

49. STRATEGIES TO INCREASE AGRICULTURAL PRODUCTIVITY AND REDUCE LAND DEGRADATION: EVIDENCE FROM UGANDA
    2003 Annual Meeting, August 16-22, 2003, Durban, South Africa, International Association of Agricultural Economists View citations (5)
    See also Journal Article Strategies to increase agricultural productivity and reduce land degradation: evidence from Uganda, Agricultural Economics, Blackwell (2004) View citations (62) (2004)

2002

50. DEVELOPMENT PATHWAYS AND LAND MANAGEMENT IN UGANDA: CAUSES AND IMPLICATIONS
    2002 Annual meeting, July 28-31, Long Beach, CA, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association) View citations (2)
    Also in EPTD discussion papers, International Food Policy Research Institute (IFPRI) (2001) View citations (31)

1999

51. DETERMINING SOCIALLY OPTIMAL NITROGEN APPLICATION RATES USING A DELAYED RESPONSE MODEL: THE CASE OF IRRIGATED CORN IN WESTERN KANSAS
    1999 Annual Meeting, July 11-14, 1999, Fargo, ND, Western Agricultural Economics Association View citations (3)
    See also Journal Article DETERMINING SOCIALLY OPTIMAL NITROGEN APPLICATION RATES USING A DELAYED RESPONSE MODEL: THE CASE OF IRRIGATED CORN IN WESTERN KANSAS, Journal of Agricultural and Resource Economics, Western Agricultural Economics Association (2000) View citations (8) (2000)
52. ENVIRONMENTAL AND ECONOMIC IMPACTS OF SOIL EROSION AND FERTILITY MINING IN NORTHERN TANZANIA
    1999 Annual meeting, August 8-11, Nashville, TN, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association)

Undated

53. Evaluation Design for the Environmental and Natural Resource Management Project to Improve Hydropower Generation in Malawi
    Mathematica Policy Research Reports, Mathematica Policy Research
54. Interim Report for Evaluation of the ENRM Project in Malawi
    Mathematica Policy Research Reports, Mathematica Policy Research

Journal Articles

2019

1. Multi-Disciplinary North-South Collaboration in Participatory Action Research on Food Value Chains: a German-Tanzanian Case Study on Perceptions, Experiences and Challenges
   Systemic Practice and Action Research, 2019, 32, (4), 359-378

2018

2. Food value chain linkages and household food security in Tanzania
   Food Security: The Science, Sociology and Economics of Food Production and Access to Food, 2018, 10, (4), 827-839 View citations (11)

2017

3. An economic valuation of ecosystem services based on perceptions of rural Ethiopian communities
   Ecosystem Services, 2017, 26, (PA), 37-44 View citations (6)

2016

4. Awareness and perceptions of ecosystem services in relation to land use types: Evidence from rural communities in Nigeria
   Ecosystem Services, 2016, 22, (PA), 150-160 View citations (26)

2015

5. The impact of agricultural extension services on social capital: an application to the Sub-Saharan African Challenge Program in Lake Kivu region
   Agriculture and Human Values, 2015, 32, (4), 597-615 View citations (6)

2014

6. Relative Preferences for Soil Conservation Incentives among Smallholder Farmers: Evidence from Malawi
   American Journal of Agricultural Economics, 2014, 96, (3), 690-710 View citations (23)

2013

7. Initial impact of integrated agricultural research for development in East and Central Africa
   African Journal of Agricultural and Resource Economics, 2013, 08, (3), 16 View citations (5)
8. Local institutions in southwestern Uganda: the role of integrated agricultural research for development
   African Journal of Agricultural and Resource Economics, 2013, 08, (3), 13
9. Market access for agro-enterprise diversity in the Lake Kivu Pilot Learning Site of the sub-Saharan Africa Challenge Programme
   African Journal of Agricultural and Resource Economics, 2013, 08, (3), 15 View citations (2)
10. Selecting sites to prove the concept of IAR4D in the Lake Kivu Pilot Learning Site
    African Journal of Agricultural and Resource Economics, 2013, 08, (3), 19 View citations (1)

2012

11. Impact of Farmer Field Schools on Agricultural Productivity and Poverty in East Africa
    World Development, 2012, 40, (2), 402-413 View citations (98)
    See also Working Paper Impact of farmer field schools on agricultural productivity and poverty in East Africa, IFPRI discussion papers (2010) View citations (29) (2010)
12. Impact of the National Agricultural Advisory Services (Naads) program of Uganda: Considering Different Levels of Likely Contamination with the Treatment
    American Journal of Agricultural Economics, 2012, 94, (2), 386-392 View citations (4)
13. Impacts of Community-driven Development Programs on Income and Asset Acquisition in Africa: The Case of Nigeria
    World Development, 2012, 40, (9), 1824-1838 View citations (21)
    See also Working Paper IMPACTS OF COMMUNITY-DRIVEN DEVELOPMENT PROGRAMS ON INCOME AND ASSET ACQUISITION IN AFRICA: THE CASE OF NIGERIA, 2009 Conference, August 16-22, 2009, Beijing, China (2009) (2009)
14. Which policy would work better for improved soil fertility management in sub-Saharan Africa, fertilizer subsidies or carbon credits?
    Agricultural Systems, 2012, 110, (C), 162-172 View citations (19)

2011

15. Returns to spending on agricultural extension: the case of the National Agricultural Advisory Services (NAADS) program of Uganda
    Agricultural Economics, 2011, 42, (2), 249-267 View citations (43)
16. Understanding the Complexities Surrounding Gender Differences in Agricultural Productivity in Nigeria and Uganda
    Journal of Development Studies, 2011, 47, (10), 1482-1509 View citations (113)

2009

17. Analyzing Drivers of Food Crop Productivity in Nigeria
    Journal of Rural Economics and Development, 2009, 18, (01), 10

2008

18. Who knows, who cares? The determinants of enactment, awareness, and compliance with community Natural Resource Management regulations in Uganda*
    Environment and Development Economics, 2008, 13, (1), 79-101 View citations (14)

2005

19. Determinants of nutrient balances in a maize farming system in eastern Uganda
    Agricultural Systems, 2005, 85, (2), 155-182 View citations (24)

2004

20. Development Pathways and Land Management in Uganda
    World Development, 2004, 32, (5), 767-792 View citations (51)
21. Strategies to increase agricultural productivity and reduce land degradation: evidence from Uganda
    Agricultural Economics, 2004, 31, (2-3), 181-195 View citations (62)
    See also Working Paper STRATEGIES TO INCREASE AGRICULTURAL PRODUCTIVITY AND REDUCE LAND DEGRADATION: EVIDENCE FROM UGANDA, 2003 Annual Meeting, August 16-22, 2003, Durban, South Africa (2003) View citations (5) (2003)

2000

22. DETERMINING SOCIALLY OPTIMAL NITROGEN APPLICATION RATES USING A DELAYED RESPONSE MODEL: THE CASE OF IRRIGATED CORN IN WESTERN KANSAS
    Journal of Agricultural and Resource Economics, 2000, 25, (2), 15 View citations (8)
    See also Working Paper DETERMINING SOCIALLY OPTIMAL NITROGEN APPLICATION RATES USING A DELAYED RESPONSE MODEL: THE CASE OF IRRIGATED CORN IN WESTERN KANSAS, 1999 Annual Meeting, July 11-14, 1999, Fargo, ND (1999) View citations (3) (1999)

1999

23. Redistribution of social benefits from advances in extension and research in the Tanzanian maize industry
    Agricultural Economics, 1999, 21, (3), 231-239
    Also in Agricultural Economics, 1999, 21, (3), 231-239 (1999)

1997

24. FACTORS AFFECTING ADOPTION OF IMPROVED MAIZE SEED AND FERTILISER IN NORTHERN TANZANIA
    Journal of Agricultural Economics, 1997, 48, (1‐3), 1-12 View citations (99)

Edited books

2016

1. Economics of Land Degradation and Improvement – A Global Assessment for Sustainable Development
   Springer Books, Springer View citations (37)

Chapters

2020

1. Uganda [In Agricultural Extension]
   Chapter 5 in Agricultural extension: Global status and performance in selected countries, 2020, pp 139-183

2018

2. Climate Risk Management through Sustainable Land and Water Management in Sub-Saharan Africa
   Springer View citations (2)
3. Micro-econometric and Micro-Macro Linked Models: Impact of the National Agricultural Advisory Services (NAADS) Program of Uganda—Considering Different Levels of Likely Contamination with the Treatment
   Springer

2016

4. Land and soil management: Promoting healthy soils for healthier agricultural systems
   Chapter 5 in 2016 Global Food Policy Report, 2016, pp 40-47 View citations (3)