Table 5. Effects of La3+ and AR on the contents of mineral elements and La in soybean.
| AR (pH) | La3+ (mM) | K (%) | Ca (%) | Mg (%) | Fe (μg g-1) | Mn (μg g-1) | Cu (μg g-1) | Zn (μg g-1) | La (μg g-1) |
|---|---|---|---|---|---|---|---|---|---|
| Roots | |||||||||
| 3.0 | 0.00 | 2.39±0.06 a bc b (105.78) | 0.58±0.01a (110.90) | 1.34±0.03b (106.50) | 334.08±6.33h 146.64) | 69.65±1.52b (111.18) | 9.00±0.15e (126.36) | 37.03±0.77i (75.29) | 0.18±0.00h (135.06) |
| 0.08 | 1.96±0.03d (86.60) | 0.53±0.01c (100.33) | 0.99±0.02de (78.35) | 370.30±9.19f (162.54) | 36.04±0.85f (57.53) | 10.7±0.17c (150.18) | 55.44±0.91f (112.73) | 57.46±1.05f (42390.96) | |
| 0.40 | 1.55±0.03h (68.42) | 0.34±0.01f (65.13) | 0.95±0.02ef (75.27) | 516.19±9.65c (226.58) | 26.43±0.58h (42.19) | 11.01±0.18bc (154.48) | 42.55±0.8h (86.52) | 209.45±4.14c (154532.39) | |
| 1.20 | 1.22±0.02i (53.80) | 0.27±0.01i (52.63) | 0.8±0.01g (63.34) | 655.27±12.19a (287.63) | 21.24±0.39ij (33.91) | 7.41±0.12hi (103.94) | 31.79±0.73j (64.64) | 222.41±6.68a (164094.42) | |
| 3.5 | 0.00 | 2.59±0.05a (114.28) | 0.56±0.01ab (107.89) | 1.37±0.03b (108.97) | 249.55±4.21ij (109.54) | 101.81±2.78a (162.52) | 9.22±0.18e (129.36) | 41.23±0.75h (83.83) | 0.18±0.00h (133.978) |
| 0.08 | 2.41±0.06b (106.56) | 0.55±0.01abc (105.67) | 1.01±0.02d (79.86) | 365.47±9.31fg (160.42) | 38.52±0.64f (61.5) | 11.86±0.19a (166.39) | 57.69±0.96ef (117.31) | 56.63±1.30f (41780.06) | |
| 0.40 | 1.77±0.03e (78.5) | 0.39±0.01e (74.92) | 0.82±0.02g (65.23) | 450.00±9.62d (197.53) | 23.84±0.54hi (38.06) | 11.33±0.20b (158.98) | 42.07±0.86h (85.54) | 175.36±4.58d (129378.92) | |
| 1.20 | 1.32±0.02i (58.37) | 0.29±0.01gh (56.54) | 0.57±0.01h (44.99) | 570.75±11.57b (250.53) | 18.09±0.36k (28.88) | 10.83±0.17c (151.99) | 32.11±0.56j (65.29) | 211.25±6.20bc (155860.45) | |
| 4.5 | 0.00 | 2.63±0.15a (116.43) | 0.55±0.01abc (105.84) | 1.57±0.03a (124.58) | 251.97±5.23ij (110.60) | 67.39±1.12b (107.58) | 8.39±0.15f (117.81) | 43.52±0.76h (88.5) | 0.11±0.00h (81.58) |
| 0.08 | 2.42±0.04b (107.14) | 0.46±0.01d (89.10) | 0.91±0.02f (72.46) | 341.32±6.98gh (149.82) | 52.61±1.04e (83.978) | 11.07±0.18bc (155.36) | 49.16±1.24g (99.96) | 42.26±0.84g (31182.13) | |
| 0.40 | 1.73±0.03ef (76.51) | 0.44±0.01d (83.96) | 0.49±0.02i (38.70) | 459.66±10.93d (201.77) | 20.07±0.48jk (32.039) | 10.11±0.18d (141.95) | 62.16±1.18d (126.40) | 183.2±3.68d (135169.27) | |
| 1.20 | 1.59±0.04fh (70.56) | 0.30±0.01g (58.14) | 0.34±0.01j (27.35) | 505.54±8.97c (221.91) | 18.03±0.48k (28.78) | 9.74±0.15d (136.66) | 74.12±1.32b (150.72) | 214.13±4.82ab (157985.34) | |
| 7.0 | 0.00 | 2.26±0.05c (100.00) | 0.52±0.01c (100.00) | 1.26±0.03c (100.00) | 227.82±4.88j (100.00) | 62.64±1.42c (100.00) | 7.13±0.15i (100.00) | 49.18±0.90g (100.00) | 0.146±0.00h (100.00) |
| 0.08 | 2.36±0.05bc (104.61) | 0.55±0.01ab (106.17) | 0.9±0.02f (71.47) | 259.21±6.17i (113.78) | 58.02±1.2d (92.63) | 7.92±0.13g (111.13) | 60.04±1.00de (122.09) | 40.82±0.81g (30116.73) | |
| 0.40 | 1.56±0.03h (68.88) | 0.54±0.01bc (102.88) | 0.51±0.02i (40.48) | 413.77±9.32e (181.63) | 29.57±0.69g (47.20) | 10.11±0.19d (141.84) | 68.07±1.22c (138.42) | 144.97±2.83e (106961.26) | |
| 1.20 | 1.33±0.03i (58.76) | 0.35±0.01f (67.19) | 0.29±0.01k (22.69) | 464.49±10.49d (203.89) | 31.18±0.75g (49.77) | 7.64±0.13gh (107.20) | 84.17±1.45a (171.15) | 203.08±4.78c (149831.05) | |
| F | 86.455 | 112.614 | 394.345 | 201.875 | 477.839 | 84.197 | 230.695 | 698.207 | |
| p | * | * | * | * | * | * | * | * | |
| Leaves | |||||||||
| 3.0 | 0.00 | 3.17±0.05b (124.06) | 2.98±0.07ab (98.64) | 1.27±0.03a (131.46) | 273.70±4.67c (141.08) | 35.31±0.80d (121.23) | 7.64±0.12bc (141.98) | 55.14±1.58ab (119.43) | 0.28±0.0j (142.43) |
| 0.08 | 2.02±0.03f (78.99) | 2.78±0.06def (92.06) | 1.16±0.02b (120.10) | 289.18±5.44b (149.06) | 24.96±0.94hi (85.71) | 8.08±0.14a (150.21) | 49.19±0.85def (106.55) | 1.29±0.02fg (646.57) | |
| 0.40 | 1.87±0.03f (73.04) | 2.88±0.07ad (95.18) | 0.97±0.02d (100.24) | 280.91±4.66bc (144.80) | 22.00±0.74j (75.52) | 6.92±0.11e (128.53) | 45.36±1.04h (98.25) | 1.19±0.03g (597.77) | |
| 1.20 | 1.37±0.02g (53.60) | 2.31±0.04h (76.26) | 1.03±0.02c (106.89) | 308.5±5.05a (159.01) | 21.39±0.82j (73.44) | 4.96±0.01h (92.11) | 55.98±1.20ab (121.25) | 1.45±0.03e (726.36) | |
| 3.5 | 0.00 | 3.40±0.07a (132.99) | 2.99±0.06ab (98.79) | 0.98±0.02cd (101.73) | 268.76±5.14c (138.53) | 46.34±0.97b (159.10) | 7.96±0.15ab (147.87) | 57.05±1.08a (123.58) | 0.30±0.01j (151.82) |
| 0.08 | 2.75±0.06c (107.50) | 2.81±0.06cde (93.05) | 0.9±0.02e (93.13) | 256.80±4.34d (132.37) | 27.21±0.93fgh (93.42) | 7.41±0.24cd (137.79) | 53.89±1.21bc (116.74) | 0.87±0.02i (438.73) | |
| 0.40 | 1.46±0.03g (57.01) | 2.65±0.05fg (87.45) | 0.82±0.01f (85.20) | 290.61±5.05b (149.79) | 27.89±0.84fg (95.75) | 7.02±0.11de (130.45) | 46.2±0.98fgh (100.07) | 2.02±0.05d (1014.39) | |
| 1.20 | 0.90±0.01h (35.32) | 2.67±0.06efg (88.30) | 0.88±0.01e (91.04) | 305.15±5.18a (157.26) | 29.21±0.58f (100.30) | 5.753±0.09g (106.79) | 53.69±1.13bc (116.30) | 4.01±0.08a (2014.81) | |
| 4.5 | 0.00 | 2.74±0.04c (107.40) | 2.96±0.06abc (97.94) | 0.96±0.02d (99.28) | 227.82±4.50fg (117.43) | 50.81±1.07a (174.45) | 6.73±0.22ef (125.10) | 51.51±1.03cde (111.57) | 0.24±0.00j (119.52) |
| 0.08 | 2.31±0.04e (90.24) | 2.84±0.05bd (93.83) | 0.89±0.02e (92.50) | 238.50±4.59ef (122.93) | 32.63±0.73e (112.05) | 7.80±0.19abc (144.99) | 45.56±1.10 (98.69) | 1.08±0.02h (539.75) | |
| 0.40 | 0.91±0.02h (35.59) | 2.83±0.05bd (93.76) | 0.85±0.01ef (87.71) | 256.80±4.28d (132.37) | 33.74±0.83de (115.83) | 8.24±0.14a (153.16) | 48.62±1.05efg (105.31) | 1.38±0.03ef (690.85) | |
| 1.20 | 0.47±0.01i (18.23) | 2.85±0.06bd (94.18) | 0.98±0.02cd (101.71) | 249.55±3.96de (128.63) | 38.34±0.62c (131.62) | 7.9±0.13ab (146.91) | 49.12±0.85defg (106.4) | 2.61±0.05c (1309.54) | |
| 7.0 | 0.00 | 2.55±0.19d (100.00) | 3.02±0.06a (100.00) | 0.97±0.02d (100.00) | 194.01±3.68i (100.00) | 29.12±1.39f (100.00) | 5.38±0.13gh (100.00) | 46.17±1.02gh (100.00) | 0.20±0.00j (100.00) |
| 0.08 | 2.64±0.05cd (103.48) | 2.96±0.06abc (98.01) | 0.87±0.02ef (89.37) | 210.91±3.90h (108.71) | 25.83±0.53gh (88.68) | 6.41±0.17f (119.07) | 51.71±0.97cd (112.01) | 0.90±0.02i (450.83) | |
| 0.40 | 0.82±0.01h (31.99) | 2.80±0.05def (92.51) | 0.87±0.02ef (90.47) | 218.16±3.60gh (112.45) | 22.74±0.84ij (78.07) | 6.59±0.22ef (122.58) | 47.21±0.98fgh (102.26) | 1.47±0.04e (736.22) | |
| 1.20 | 0.41±0.01i (16.17) | 2.55±0.04g (84.33) | 0.86±0.02ef (88.98) | 225.40±4.89g (116.18) | 22.69±0.89ij (77.91) | 6.94±0.14e (129.01) | 39.78±0.65i (86.17) | 2.96±0.05b (1484.68) | |
| F | 260.631 | 11.263 | 38.990 | 56.762 | 98.209 | 40.238 | 19.556 | 909.757 | |
| p | * | * | * | * | * | * | * | * | |
a Values are means ± standard deviation errors, n = 5.
b Significantly differences at p < 0.05 were showed with different letter in each column.
* Significance at 0.05 levels.