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2008 · Anthony B. Cunningham, Laura German, et al. · CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research) · 16
2011 · Henry Neufeldt, Isabel van de Sand, et al. · CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research) · 4
2011 · Thomas Yatich, Brent Swallow, et al. · CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research)
2008 · Cunningham, T., German, L., et al. · CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research)