FIGURE 5.
Contents of intermediates on ALA metabolic pathway. (A) Contents of ALA (5-aminolevulinic acid) and Uro III (uroporphyrinogen III). (B) Contents of Proto IX (protoporphyrin IX) and heme. (C) Contents of Mg-Proto IX (Mg-protoporphyrin IX) and Pchlide (protochlorophyllide). (D) Content of chlorophyll, including Chl a and Chl b. The data presented were the means of 3 plants ± SE of means (n = 3). Treatment means with different letters indicate significant differences according to Tukey’s test (p < 0.05).