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. 2012 Dec 4;7(12):e50643. doi: 10.1371/journal.pone.0050643

Table 1. Soil nutrients and pH in five field plots prior to the experiment.

Plot Name Ca Mg P K NO3 pH
kg/ha mg/kg
Meadow 1 3226a 433a 1b 164b 3.49 5.78
Meadow 2 2839a 519a 1b 147b 4.34 5.64
Hayfield 1 1101b 147b 0b 160b 1.26 5.82
Hayfield 2 1572b 283a 2b 247a 4.11 6.07
Wasteland 1466b 322a 44a 276a 3.92 5.76

Letters indicate significant differences within a column according to Fisher’s LSD test (α<0.05). No differences were observed for nitrate-N or pH.