DIIVA - Nigeria / Yams
CGIAR’s DIIVA Project
A consolidated database of crop varietal releases, adoption, and research capacity in Africa south of the Sahara
2,981,000 hectares of Yams in Nigeria (DIIVA estimate)
25% of this area estimated to be grown with improved varieties in 2009
Total number of released varieties: 24
2,981,000 ha of Yams in Nigeria (DIIVA estimate)
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