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. 2023 Jan 9;30(7):16984–17008. doi: 10.1007/s11356-022-24951-0

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Fig. 2 — Mean annual yield of all crops reported in FAOSTAT for six West African CILSS countries 6–8 years before and after paraquat was banned in August 2011. Vertical line indicates time of ban (source: FAOSTAT data accessed on 03 February 2022)