Table 5.

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

Treatment		Root Cd (µg g-1 D.W.)		Shoot Cd (µg g-1 D.W.)		Total carbohydrates (mg/g) D.W.		Protein (%)
Cd mg/kg	Si ppm	2018	2019	2018	2019	2018	2019	2018	2019
0	0	1.48 i	2.06 h	0.65 g	0.78 g	42.33 cd	43.53 c	19.43 g	19.87 g
	Si100	1.41 i	1.99 h	0.53 g	0.66 g	41.47 d	41.92 d	20.07 fg	20.51 fg
	Si 200	1.35 i	1.93 h	0.49 g	0.62 g	45.57 a	46.77 a	22.43 d	22.87d
	Si 300	1.22 i	1.80 h	0.32 g	0.45 g	45.93 a	47.13 a	23.50 c	23.94 c
50 mg/kg	0	23.77b	24.02b	13.44 b	13.57 b	37.53 e	37.87 d	17.33 i	17.68 i
	Si100	16.73d	16.98d	11.33 c	11.46 c	41.47 d	41.81 c	22.40 d	22.75 d
	Si 200	12.48g	12.73 f	10.29 d	10.42 d	42.60 c	42.98 bc	24.58 b	24.93 b
	Si 300	10.54h	10.79 g	9.44 f	9.57 e	43.30 c	43.75 d	26.47 a	26.82a
100 mg/kg	0.00	36.70a	37.72 a	20.44 a	20.57 a	32.10 g	32.55 f	15.53 j	15.80 j
	Si100	18.81c	19.83 c	10.63 d	10.76 d	36.40 f	37.60 f	18.33 h	18.60 h
	Si 200	15.84e	16.86 d	9.66 f	9.79 e	42.40 cd	42.77cd	20.33 f	20.60 f
	Si 300	13.44f	14.46 e	8.55 f	8.68 f	44.31b	44.53 b	21.44 e	21.71 e

Means that do not share a letter are significantly different.