. 2020 Aug 6;27(11):3132–3137. doi: 10.1016/j.sjbs.2020.08.005

Table 1.

Effect of different levels of seawater with the absence or presence of (Bulk ZnO) or (ZnO NPs) on photosynthetic pigments (mg/g) of (Abelmoschus esculentus) plants.

Treatments	SW (%)	Chlorophyll (a)	Chlorophyll (b)	Total Chlorophyll	Carotenoid
Control	0	11.67	7.28	18.95	1.02
	10	8.74^b	4.38^a	13.12^b	0.67^b
	25	3.91^a	2.35^a	6.26^a	0.29^a
	50	2.86^a	1.61^a	4.47^a	0.17^a
	75	0.74^a	0.69^a	1.43^a	0.14^a
	100	0.37^a	0.249^a	0.62^a	0.0042^a

Bulk ZnO	0	15.09^b	7.54^c	22.63^b	1.52^c
	10	10.50^b	6.78^b	17.28^b	1.26^b
	25	5.13^b	3.71^b	8.84^b	0.36^c
	50	3.45^c	1.82^c	5.27^c	0.20^c
	75	1.25^c	1.04^c	2.29^c	0.16^c
	100	0.40^c	0.28^c	0.68^c	0.0063^c

ZnO NPs	0	16.07^a	9.69^b	25.76^a	2.03^a
	10	11.99^b	9.25^a	21.24^a	1.59^a
	25	10.63^a	5.35^a	15.98^a	1.44^a
	50	6.17^b	5.27^a	11.44^a	1.17^a
	75	4.87^a	3.69^a	8.56^a	0.54^b
	100	1.86^b	1.50^c	3.36^c	0.44^b

Significance of values at p<0.05, a= (highly significant), b= (significant), c= (not significant).