The Innovation of Low-Cost Drip Irrigation Technology in Zambia
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The Innovation of Low-Cost Drip Irrigation Technology in Zambia A study of the development of drip by International Development Enterprises and smallholder farmers MSc. Thesis by Obed Kofi Tuabu September, 2012 Irrigation and Water Engineering Group i ii The Innovation of Low-Cost Drip Irrigation Technology in Zambia A study of the development of low-cost drip by International Development Enterprises and smallholder farmers Master thesis Irrigation and Water Engineering submitted in partial fulfillment of the degree of Master of Science in International Land and Water Management at Wageningen University, the Netherlands Obed Kofi Tuabu September 2012 Supervisors: Dr.ir. G.J. Veldwisch Ir. S. van der Kooij Irrigation and Water Engineering Group Wageningen University The Netherlands www.iwe.wur.nl/uk iii iv Content Abstract ...................................................................................................................................... x List of Abreviations ................................................................................................................. xii Acknowledgement .................................................................................................................. xiii Chapter 1. Introduction .............................................................................................................. 1 1.1 Reflections ............................................................................................................................... 1 1.2 International Development Enterprises ......................................................................................... 2 1.3 IDE Zambia ................................................................................................................................... 3 1.4 Micro Irrigation Technology Development by IDE Zambia ......................................................... 3 1.5 Low –Cost Treadle Pumps ............................................................................................................ 4 1.6 Low-cost Micro Drip Irrigation technology .................................................................................. 5 1.7 KB Easy Drip Irrigation technology .............................................................................................. 5 1.8 MIT promotion, challenges and evaluation. .................................................................................. 6 1.9 The research ................................................................................................................................... 6 1.10 Outline of thesis ........................................................................................................................... 7 Chapter 2. Theories and Concepts ............................................................................................. 9 2.1 Constructivists perspective ............................................................................................................ 9 2.2 Social-technical approach ............................................................................................................ 10 2.2.1 Social construction of technology theory ............................................................................. 10 2.2.3 Actor-network theory (ANT) ................................................................................................ 11 2.2.4 Systems of innovation (SI) approach .................................................................................... 11 2.2.5 Socio-technical systems (ST-systems) ................................................................................. 12 2.3 Concepts definition ...................................................................................................................... 13 2.3.1 Configuration ........................................................................................................................ 13 2.3.2 Bricolage ............................................................................................................................... 14 2.3.3 Over-the-wall ........................................................................................................................ 14 2.4 Research problem ........................................................................................................................ 14 2.4.1Research objectives ............................................................................................................... 14 2.4.2 Research questions ............................................................................................................... 15 Chapter 3. Methodology .......................................................................................................... 16 3.1 Introduction ................................................................................................................................. 16 3.2 Research design ........................................................................................................................... 16 3.3 Research approach ....................................................................................................................... 17 3.2.2 Research Domains ................................................................................................................ 17 3.2.3 Research methods and techniques ........................................................................................ 18 3.4 Limitations ................................................................................................................................... 22 3.5 Analysis, evaluation and presentation of research findings ........................................................ 23 4.1 IDE project design ....................................................................................................................... 24 4.1.1 PRISM .................................................................................................................................. 24 v 4.2 IDE Zambia Project Phases ......................................................................................................... 29 4.2.1 In the beginning .................................................................................................................... 29 4.2.1 Smallholder Market Creation Project (2003 – 2005)............................................................ 32 4.2.2 Rural Prosperity Initiative (RPI) Projects (2006 – 2010 : 2011 → ) ................................... 32 4.3 Development of the treadle pump ............................................................................................... 35 4.4 Development of the low-cost drip ............................................................................................... 38 Note some terminologies ................................................................................................................... 41 4.5 The Supply chain ......................................................................................................................... 41 4.6 Promotion and sale ...................................................................................................................... 45 Promotional messages on drip kits ................................................................................................ 46 Supply chain actors ........................................................................................................................ 47 4.6.2 Farmer identification and group formation .............................................................................. 49 4.6.3 Crop Selection and Training ..................................................................................................... 49 4.6.4 MIT sale and financing ............................................................................................................. 50 Micro Finance Loans ..................................................................................................................... 50 Cash crops ..................................................................................................................................... 50 Other sources ................................................................................................................................. 50 4.7 Market Linkages ................................................................................................................ 51 4.8 Project evaluation and learning. ........................................................................................ 53 4.8.1 Development of micro irrigation technologies ..................................................................... 53 4.8.2 The Farm Business Advisor (FBA) ...................................................................................... 56 Roles and incentives of the FBA ................................................................................................... 57 Brokering ....................................................................................................................................... 58 Conclusion ..................................................................................................................................... 59 Chapter 5. The Farmer domain ................................................................................................ 60 5.1 Introduction ................................................................................................................................