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Table 2 Number of seeds per pod and weight of 100 seeds, and Fe, Zn, P, and protein concentration of mature soybean seeds after application of various foliar treatments T1–T8

From: Nano- and Pheroid technologies for development of foliar iron fertilizers and iron biofortification of soybean grown in South Africa

 

Seeds/pod

(−)

100-seed weight (g)

Fe

(mg kg−1)

Zn

(mg kg−1)

P

(g kg−1)

Protein

(g kg−1)

T1

2.4 ± 0.1(4)

18.6 ± 0.5(3)

56.0 ± 3.0(5)

42.9 ± 2.3(5)

5.8 ± 0.2(4)

388.1 ± 13.6(4)

T2

2.4 ± 0.1(5)

18.1 ± 0.3(1)

60.1 ± 5.4(9)

42.9 ± 1.3(3)

6.1 ± 0.2(3)

383.8 ± 6.6(2)

T3

2.4 ± 0.1(3)

18.4 ± 0.6(4)

56.3 ± 3.0(5)

41.4 ± 1.0(3)

5.9 ± 0.3(4)

388.4 ± 12.4(3)

T4

2.3 ± 0.1(4)

17.8 ± 0.6(4)

57.2 ± 2.0(4)

41.6 ± 1.4(3)

5.8 ± 0.2(3)

385.6 ± 9.8(3)

T5

2.4 ± 0.1(3)

18.2 ± 0.3(2)

58.1 ± 5.3(9)

42.3 ± 1.7(4)

6.0 ± 0.2(4)

386.1 ± 12.9(3)

T6

2.4 ± 0.1(2)

17.8 ± 0.7(4)

58.0 ± 4.1(7)

42.3 ± 1.8(4)

6.1 ± 0.2(4)

378.0 ± 15.0(4)

T7

2.4 ± 0.1(2)

18.4 ± 0.4(2)

56.0 ± 3.3(6)

43.3 ± 1.4(3)

6.1 ± 0.2(3)

387.3 ± 10.1(3)

T8

2.4 ± 0.1(6)

18.3 ± 0.7(4)

55.8 ± 3.0(5)

42.6 ± 1.9(4)

6.1 ± 0.3(5)

382.8 ± 8.0(2)

 

NS

NS

NS

NS

NS

NS

  1. Values are given as mean ± SD, and the coefficient of variation (CV) is given in brackets. The last row shows the statistical significance from one-way ANOVA. NS: no statistically significant difference (p > 0.05). For each treatment, n ≥ 5