Mean comparison data for leaf and stem Mg, chlorophyll <i>a</i> (Chl <i>a</i>), <i>b</i> (Chl <i>b</i>) and <i>total</i> (Chl <i>total</i>), carotenoids, and ratios between Chl <i>a</i> and Chl <i>b</i> (Chl <i>a</i>/Chl <i>b</i>), and carotenoids and chlorophyll total (Car/Chl) from soybean genotypes (Bônus 8579, M8808 IPRO and TMG 1180) after 28 days grown under adequate and high magnesium regimes, and subjected to three drought treatments (control, moderate and severe drought).

Mean comparison data for leaf and stem Mg, chlorophyll a (Chl a), b (Chl b) and total (Chl total), carotenoids, and ratios between Chl a and Chl b (Chl a/Chl b), and carotenoids and chlorophyll total (Car/Chl) from soybean genotypes (Bônus 8579, M8808 IPRO and TMG 1180) after 28 days grown under adequate and high magnesium regimes, and subjected to three drought treatments (control, moderate and severe drought).