Jun 18, 2012 by Cindy Cox - 0 comments

The June 2012 issue of Insights, IFPRI’s quarterly magazine, talks up HarvestChoice’s increasingly popular online tool: MAPPR. So friendly to use that a writer and a graphics designer combined wits to create the MAPPR-generated visuals for the article.

Tags: Africa, Agroecology, Geographic Information Systems (GIS), Mapping, MAPPR, Spatial Analysis, Sub-Saharan Africa, Demographics, Farming, Productivity, Markets

Apr 17, 2012 by Jeff Horwich - 0 comments

Risk: we all know what that means, right? But why is it such a critical part of our HarvestChoice portfolio, what does it mean when you look through the lens of farming in Sub-Saharan Africa?

Feb 21, 2012 by Jeff Horwich - 0 comments

CSIRO and HarvestChoice

Australia’s Commonwealth Scientific and Industrial Research Organisation (CSIRO) and HarvestChoice are now working together to apply innovative, “bio-economic” approaches to improve the food security of poor people in sub-Saharan Africa and South Asia. Together, our organizations will merge biological, environmental and economic tools to track global food pests and better target strategic investments to improve global food security. 

Dec 6, 2010 by Jawoo Koo - 0 comments

How to find a right soil profile for this grid cell?

For crop modeling researchers who are in need of finding soil profiles at regional-scale in Sub-Saharan Africa (SSA), this post gives a spatial dataset that delineates SSA into 588 units and corresponding soil profiles, based on the WISE v1.1 and HC27 soil profile databases.

Sep 29, 2010 by Melanie Bacou - 0 comments

Interplay between agro-ecology and poverty prevalence amongst rural households

Mapping the global extent of soil constraints to crop growth plays an important role in developing strategies for agricultural production, environmental protection, and sustainable development at regional and global scales. The most widely used dataset is the Soil Fertility Capability Classification System (FCC) developed by Center for International Earth Science Information Network (CIESIN) and the Tropical Agriculture Program of the Earth Institute at Columbia University.

Sep 17, 2010 by Jawoo Koo - 0 comments

Layered information on a grid cell

Many of HarvestChoice spatial datasets are organized and released on 10-km grids. To make spatial analyses easier for researchers (even without having access to GIS platform), we put data layers from multiple themes together in one denormalized big table. This post describes the methodology and presents a prototype.

Aug 13, 2010 by Kate Sebastian - 0 comments

growing seasons

Growing seasons define the period of time when temperature and moisture conditions are suitable for crop growth.

Aug 12, 2010 by Maria Theresa Tenorio - 0 comments

World Poverty

The spatial team broke new ground first in negotiating access to many previously unavailable national poverty maps (based on national poverty lines) and then, while acknowledging significant conceptual and methodological issues remain, constructing the first sub-national poverty map of the developing world...

Aug 12, 2010 by Jawoo Koo - 0 comments

As a quick demonstration to estimate crop yield levels at regional-scale with various management assumptions, this post describes how crop systems models can be used to assess yield gap of rainfed maize due to the limited supply of soil nitrogen. This methodology can help researchers to find what is the most critical factor that limits crop yield productivity in a given environment condition and how to address the constraint.

Aug 10, 2010 by Jawoo Koo - 0 comments

HCADMIN 1.0

Many of HarvestChoice’s spatial analyses are done using raster datasets at various spatial resolutions (e.g., 1 km, 10 km, or 50 km grids).

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