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Global spatially-disaggregated crop production statistics data for 2005

Using a variety of inputs, IFPRI's Spatial Production Allocation Model (SPAM) uses a cross-entropy approach to make plausible estimates of crop distribution within disaggregated units. Moving the data from coarser units such as countries and…


Agro-ecological zones for Africa South of the Sahara

Agro-Ecological Zones (AEZ) for Africa South of the Sahara (SSA) were developed based on the methodology developed by FAO and IIASA. The dataset includes three classification schemes: 5, 8, and 16 classes, referred to as the AEZ5, AEZ8, and AEZ16,…


Urban extent of Africa 2010

Accurate delineation of the urban and rural areas has a broad range of implications on the quality and reliability of agricultural production and socio-economic statistics, design of household survey, establishment of agricultural development…


Global high-resolution soil profile database for crop modeling applications

One of the obstacles in applying advanced crop simulation models such as DSSAT at a grid-based platform is the lack of gridded soil input data at various resolutions. Recently, there has been many efforts in scientific communities to develop spatially…


Sustainability of impact: Dimensions of decline and persistence in adoption of a biofortified crop in Uganda

This study examines the sustainability of the impact of a biofortification program that introduced provitamin-A-rich orange-fleshed sweet potatoes (OSP) to farming households in Uganda. The crop was introduced in a randomized controlled experiment to…


Reaching end users (REU) socioeconomic endline survey 2009, Mozambique

Between 2006 and 2009, HarvestPlus conducted the Reaching End Users (REU) project in Mozambique and Uganda. The objective of the project was to distribute the first biofortified crop with high micronutrient density, provitamin A-rich orange-fleshed…