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Table 3 Significance of developing nations (as classified by the World Bank as low to upper-middle income) to global population and agriculture statistics (for regional information see Additional file 2 : Figure S1)

From: Pollination and biological control research: are we neglecting two billion smallholders

  World Developing nations All other nations
Agricultural land (million km2)* 48 74% 26%
Cereal production (million metric tons)* 2,587 71% 29%
Land under cereal production (million km2)* 7.0 80% 20%
Population (million)* 6,974 84% 16%
Agricultural population (million)* 2,598 98% 2%
Yield gap (percentage difference between actual and potential crop yields in high input systems)** 57% 63% 38%
Agricultural population using holdings <2 ha (million)*** 2,147 99% 1%
Smallholdings <2 ha as percentage of global agricultural area*** 16% 15% 1%
  1. *2011 [9, 18]. **2000 [56]. ***Values estimated using data from the World Census of Agriculture 2000 [9], [17] (Additional file 1: Table S1).