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Table 5 Effect of different apatites on Cu concentration and Cu accumulation in ryegrass

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

Treatment

Cu concentration (mg kg−1)

Cu accumulation (mg plot−1)

Shoot

Root

Shoot

Root

1st cutting

2nd cutting

3rd cutting

NAP

182.3 a

91.6 a

124.3 a

7373 ab

221.4 b

1952 ab

MAP

249.3 a

154.6 a

63.20 b

12449 a

1143 a

5580 a

OAP

235.7 a

178.9 a

128.1 a

3190 b

206.1 b

518.4 b

  1. Mean values followed by different lowercase letters in each column means significantly different (p < 0.05, n = 3)