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Table 3 Effect of different apatites on the Cu fractionations in soil

From: Remediation of copper contaminated soil by using different particle sizes of apatite: a field experiment

Treatment

F1

F2

F3

F4

Recovery

%

mg kg−1

%

mg kg−1

%

mg kg−1

%

mg kg−1

%

CK

250 a

47.7

134 c

25.5

109 c

20.7

31.9 a

6.08

93.7

NAP

195 a

31.2

218 a

34.8

180 a

28.6

33.5 a

5.34

110

MAP

234 a

39.6

164 bc

27.8

152 bc

25.7

41.0 a

6.92

106

OAP

244 a

40.5

155 bc

25.7

173 ab

28.7

30.0 a

4.99

99.1

  1. F1, acid soluble fraction; F2, reducible fraction; F3, oxidizable fraction; F4, residual fraction; Mean values followed by different lowercase letters in each column means significantly different (p < 0.05, n = 3)
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