Extended Data Fig. 9: Bar plot of mean GDP per capita during 2010–2020 for 14 global rice grown countries according to the 2019 World Bank income classifications.
From: Reduced phosphorus availability in paddy soils under atmospheric CO2 enrichment

The error bar indicates the standard deviation of GDP per capita during 2010–2020, the horizontal red dash line indicates the threshold value for low-income and middle-high income countries, and the vertical red dash line indicates the grouping of low-income and middle-high countries. The IQR indicates the interquartile range.