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Effect of Mg application on concentration of minerals nutrients under different temperature in tobacco plant. (A) shoot-C content and root-C content; (B) shoot-N content and root-N content; (C) shoot-K content and root-K content; (D) shoot-P content and root-P content; (E) shoot-Mg concentration and root-Mg concentration; (F) shoot-Mg content and root-Mg content. The different letters above the bars are indicating significant difference (Duncan P<0.05).
