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Table 5 NH4 +-N contents in the red soils with time extension

From: Isolation and characterization of Burkholderia fungorum Gan-35 with the outstanding ammonia nitrogen-degrading ability from the tailings of rare-earth-element mines in southern Jiangxi, China

Time (d) Concentration of NH4 +-N (mg/kg)
500
(+)
500
(−)
1000
(+)
1000
(−)
1500
(+)
1500
(−)
2000
(+)
2000
(−)
0 547.92 539.69 1093.27 1121.02 1605.42 1589.48 2128.18 2131.26
2 439.76 530.27 903.55 1103.54 1481.53 1556.12 1803.37 2090.11
4 372.84 521.89 784.51 1096.26 1377.28 1539.47 1657.23 2049.15
6 340.64 510.68 700.36 1088.47 1236.01 1521.91 1492.84 2017.34
8 306.61 506.12 646.78 1071.22 1099.32 1498.98 1375.27 1995.77
10 282.79 500.09 598.32 1061.32 995.50 1482.42 1284.41 1941.36
12 266.17 496.46 540.16 1052.43 885.94 1473.22 1205.21 1911.69
Degradation rate (%) 51.42 8.01 50.59 6.12 44.82 7.31 43.37 10.30
  1. The concentrations of NH4 +-N are presented as the average values of two determinations
  2. d, day; (−), without Gan-35; (+), with Gan-35