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Table 2 Variation in shoot nutrient (N, P K; mg/total SDW/cylinder) contents of wheat under application of PolyPs and OrthoP at three P doses

From: Polyphosphate application influences morpho-physiological root traits involved in P acquisition and durum wheat growth performance

P fertilizers Doses (kg P/ha) SDW N P K
PolyC 30 9.8 ab 159.1 a−d 19.6 ab 180.4 abc
60 11.2 a 204.2 ab 33.3 a 230.4 ab
90 9.9 ab 244.3 a 32.7 a 205.3 abc
PolyB 30 10.8 a 220.1 ab 19.7 ab 221.4 ab
60 10.2 ab 219.7 ab 26.8 a 235.3 ab
90 11 a 258.2 a 32.3 a 261.2 a
PolyA 30 10.4 ab 200.0 ab 23.8 ab 200.8 abc
60 10.5 ab 207.5 ab 26.9 a 220.8 ab
90 9.5 ab 106.5 cd 17.7 ab 137.2 bc
OrthoP 30 10.8 a 169.0 abc 17.4 ab 196.8 abc
60 10.8 a 128.1 bcd 27.1 a 206.4 abc
90 8.3 ab 122.3 bcd 30.7 a 189.5 abc
P0 6.7 b 54.3 d 7.8 b 102.7 c
  1. Means (n = 4) that do not share the same letters in the column differ significantly according to Tukey's test (p < 0.05). Asterisks indicate significant differences between P-fertilizers (P), P doses (D) and their interactions (P*D) (ns. not significant; *p < 0.05; **p < 0.01; ***p < 0.001)