Organic Matter and Barium Absorption by Plant Species Grown in an Area Polluted with Scrap Metal Residue
Table 3
Barium in plant parts of the tested species according to the rate of organic material treatment*.
Rate
Oilseed radish
Sunflower
Castor oil plant
Root
Straw (S)
Pod (P)
Root
Straw (S)
Flower (F)
Roots
Shoots
Mg ha−1
mg kg−1
Sugar cane filter cake
0
111.0 a
56.6 a
19.2 a
75.8 a
76.7 a
31.1 a
18.5 a
49.56 a
39.8 b
30.1 ba
20
109.7 a
56.0 a
21.3 a
77.3 a
76.0 a
32.2 a
15.2 b
47.4 ba
53.1 a
31.7 a
40
105.0 a
58.5 a
20.7 a
79.2 a
75.0 a
27.8 ba
15.5 ba
43.4 bc
46.5 ba
30.9 a
80
103.8 a
56.8 a
19.7 a
76.6 a
75.0 a
25.6 b
11.9 c
37.5 c
50.2 b
26.0 b
Average
107.4 A
57.0 A
20.2 A
77.2 A
75.7 A
29.2 A
15.3 B
44.5 B
47.4 A
29.7 A
Peat
0
107.4 a
58.1 a
17.0 a
75.1 a
73.3 a
31.2 a
21.4 a
52.6 a
44.9 a
533.7 a
20
108.3 a
59.4 a
17.6 a
77.0 a
76.0 a
32.0 a
21.4 a
53.4 a
44.3 a
627.9 a
40
105.5 a
57.8 a
13.8 a
71.6 a
72.0 a
30.9 a
22.8 a
53.7 a
41.2 a
560.2 a
80
109.7 a
58.8 a
15.4 a
74.2 a
76.7 a
25.9 b
18.3 b
44.2 b
42.7 a
618.3 a
Average
107.7 A
58.5 A
16.0 A
74.5 B
74.5 A
30.0 A
21.0 A
51.0 A
43.3 B
585.0 A
presented are the average of 3 replicates. Means followed by the same letter are not significantly different by the Tukey’s test at . Upper case letters, in columns, compare plant tissues and lower case letters, in columns, compare rate of amendments.
