A farmer drying the onion harvest. - - Special Programme for Food Security Case Study: South-South Cooperation: Tripartite Agreement Senegal/Viet Nam/FAO: SPFP/SEN/4501. This agreement has launched a number of small rural projects within the context of FAO s Special Programme for Food Security (SPFS). They are low-cost projects, adapted to the local environment. The projects have been into operation thanks to the support of the Senegalese national organizations and Vietnamese experts.