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. 2020 Mar 10;11:238. doi: 10.3389/fmicb.2020.00238

TABLE 2.

Effect of various treatments of Melia leaf extract-silver nanoparticles on photosynthetic pigments of tomato plants.

Treatments μg/ml	Chlorophyll “a”	Chlorophyll “b”	Total chlorophyll	Total carotenoid
Pathogen control	0.57 ± 0.02^c	0.186 ± 0.26^c	0.76 ± 0.23^d	0.06 ± 0.26^c
Fungicide	1.56 ± 0.01^ab	0.23 ± 0.67^bc	1.79 ± 0.17^b	0.49 ± 0.18^b
5	0.52 ± 0.17^c	0.17 ± 0.43^c	1.08 ± 0.12^c	0.03 ± 0.39^c
10	0.89 ± 0.23^bc	0.19 ± 0.18^c	1.08 ± 0.18^c	0.03 ± 0.27^c
20	1.09 ± 0.28^b	0.24 ± 0.17^bc	1.33 ± 0.19^c	0.36 ± 0.35^b
40	1.65 ± 0.26^ab	0.28 ± 0.19^bc	1.93 ± 0.15^b	0.42 ± 0.25^b
60	1.87 ± 0.34^ab	0.34 ± 0.37^b	2.21 ± 0.16^ab	0.74 ± 0.23^ab
80	2.14 ± 0.32^a	0.41 ± 0.19^ab	2.55 ± 0.19^ab	0.79 ± 0.19^ab
100	2.25 ± 0.15^a	0.51 ± 0.12^a	2.76 ± 0.18^a	0.99 ± 0.18^a
120	2.27 ± 0.13^a	0.53 ± 0.23^a	2.81 ± 0.17^a	1.11 ± 0.29^a
140	2.21 ± 0.25^a	0.48 ± 0.56^ab	2.69 ± 0.18^a	0.84 ± 0.27^ab

Mean values with the same letter differ non-significantly (P ≥ 0.05) as created by ANOVA and Duncan multiple range test.