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. 2022 Oct 6;13:997475. doi: 10.3389/fpls.2022.997475

Table 4.

Effect of foliar application of silicon on pea (chlorophyll pigments) grown in different concentrations of cadmium (Cd) during 2018/2019 and 2019/2020 growing seasons.

 Treatment Chl. A (mg/g) Chl. B (mg/g) Total Chl. (mg/g)
F.W. F.W. F.W.
Cd mg/kg Si ppm 2018 2019 2018 2019 2018 2019
0 0 9.79 cd 10.99 d 4.81 cd 6.01 cd 16.42 f 17.62 f
Si100 11.75 b 12.95 b 5.29 bc 6.49 bc 15.53 f 16.73f
Si 200 10.39 bc 11.59 bc 5.67 ab 6.87 ab 18.39 de 19.59 df
Si 300 13.61a 14.81a 6.28 a 7.48 a 19.42 c 20.62c
50 mg/kg 0 8.65 d 9.85 d 3.96 c 5.16 e 11.74 g 12.94 g
Si100 13.51 a 14.71 a 6.42 a 7.62 a 20.62 b 21.82b
Si 200 14.51 a 15.71 a 5.69 ab 6.89 bc 21.65 a 22.85a
Si 300 14.50 a 15.70 a 5.31 bc 6.51 bc 21.51 ab 22.71 ab
100 mg/kg 0 8.91d 10.11 d 3.15 f 4.35 f 10.57 h 11.77h
Si100 10.92 bc 12.12 bc 4.64 cdf 5.84 cde 18.59 cd 19.79cd
Si 200 10.50 bc 11.70bc 4.36 de 5.56 de 17.59 c 18.79 e
Si 300 13.32a 14.52 a 5.29 bc 6.49 bc 21.35 ab 22.55 ab

Means that do not share a letter are significantly different.