ASTI tool: DIIVA (sites/all/libraries/asti-tools/diiva)
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CGIAR’s DIIVA Project
A consolidated database of crop varietal releases, adoption, and research capacity in Africa south of the Sahara
Nigeria/Yams overview
75%
25%
2,981,000 hectares of Yams in Nigeria (DIIVA estimate)
25% of this area estimated to be grown with improved varieties in 2009
Nigeria/Yams releases
Total number of released varieties: 24
Nigeria/Yams adoption
2,981,000 ha of Yams in Nigeria (DIIVA estimate)
Hover over the pie chart for additional information (if available).
Nigeria/Yams researchers
National Agricultural Researchers - Full time equivalents by discipline and education
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