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Table 1 Variation in morphological root traits and root biomass 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) RDW (g) RL (m) RSA (cm2) RD (mm) RV (cm3) RLD (cm.cm−3) SRL (m g−1)
PolyC 30 2.92 abc 2.40 cde 173.2 de 0.24 gh 1.04 ef 2.33 ab 0.84 cde
60 2.57 bc 3.79 a 227.78 bc 0.23 h 1.45 bc 2.61 a 1.51 a
90 2.44 c 3.09 bc 249.74 b 0.24 gh 1.43 bc 2.17 bc 1.31 ab
PolyB 30 2.64 bc 3.43 ab 243.04 b 0.24 fgh 1.57 b 2.18 bc 1.3 ab
60 2.57 bc 2.35 de 198.9 cd 0.26 bcd 1.36 bcd 1.74 efg 0.94 cd
90 2.82 abc 2.65 cd 241.16 b 0.27 abc 1.45 bc 1.84 def 0.95 cd
PolyA 30 3.56 a 3.48 ab 326.05 a 0.26 c−f 1.85 a 1.87 cde 0.99 bcd
60 3.28 abc 2.54 cd 218.31 bc 0.26 b−e 1.48 b 1.72 efg 0.78 de
90 3.34 ab 2.39 c−e 239.27 b 0.29 a 1.57 b 1.51 fg 0.72 de
OrthoP 30 3.41 ab 2.57 cd 170.96 de 0.27 bcd 1.21 cde 2.12 bcd 0.82 cde
60 3.16 abc 1.71 ef 143.61 e 0.28 ab 1.16 de 1.48 g 0.57 e
90 3.01 abc 3.43 ab 225.22 bc 0.25 e–h 1.43 bc 2.39 ab 1.14 bc
P0 3.01 abc 1.65 f 141.98 e 0.25 d−g 0.89 f 1.82 def 0.56 e
P *** *** *** *** *** *** ***
D ns *** *** *** ns *** Ns
P * D ns *** *** *** *** *** ***
  1. Means (n = 8) 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)