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Fig. 11 | BMC Plant Biology

Fig. 11

From: Exogenous spermidine is enhancing tomato tolerance to salinity–alkalinity stress by regulating chloroplast antioxidant system and chlorophyll metabolism

Fig. 11

Effect of exogenous Spd on the expression of chlorophyll metabolism enzyme genes. cv. ZZ, cv. Zhongza No. 9; cv. JP, cv. Jinpengchaoguan; CK, 1/2 Hoagland’s solution; S, 75 mM saline–alkaline solution (NaCl:Na2SO4:NaHCO3:Na2CO3 = 1:9:9:1); SS, sprayed with 0.25 mM Spd and treated with 75 mM saline–alkaline solution. a, c and e represent cv. Zhongza No.9; b, d and f represent cv. Jinpengchaoguan

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