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Chemical and Biological Technologies in Agriculture
Fig. 3 | Chemical and Biological Technologies in Agriculture

Fig. 3

From: Application of different foliar iron fertilizers for improving the photosynthesis and tuber quality of potato (Solanum tuberosum L.) and enhancing iron biofortification

Fig. 3

Pn (A), Gs (B), Tr (C), Ci (D) of potato as affected by different fertilizer treatments. Lowercase letters indicate significant differences among fertilization treatments (p < 0.05). CK-no iron fertilizer, T1-Fe2(SO4)3 fertilizer, T2-FeSO4·7H2O fertilizer, T3-CA/Fe2(SO4)3 fertilizer, T4-CA/FeSO4·7H2O fertilizer, T5- (EDTA-Fe·Na) fertilizer

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