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Table 1 Phenotypic values of three P efficiency related traits in two independent hydroponic experiments

From: Identification of loci and candidate gene GmSPX-RING1 responsible for phosphorus efficiency in soybean via genome-wide association analysis

Trait Treatment Exp. Mean CV% Range Pa Gb P × Gc h2/%d
SDW (g) -P E1 0.37 ± 0.13 34.55 0.08–0.76 *** *** *** 75.52
-P E2 0.46 ± 0.16 35.23 0.12–0.90
+P E1 0.40 ± 0.16 39.83 0.10–0.94 76.08
+P E2 0.49 ± 0.19 39.51 0.11–1.12
SDWR -P/+P E1 0.98 ± 0.25 25.87 0.45–2.10 \ *** \ 14.92
-P/+P E2 0.98 ± 0.25 25.78 0.46–1.70 \ \
SP (μg/g) -P E1 2099.80 ± 632.34 30.11 846.27–4390.45 *** *** *** 44.22
-P E2 1531.71 ± 487.81 31.85 726.02–3458.93
+P E1 8786.83 ± 2188.60 24.91 4574.59–17,822.12 65.80
+P E2 7484.81 ± 1868.88 24.97 3683.65–15,166.40
SPR -P/+P E1 0.24 ± 0.07 26.95 0.08–0.50 \ *** \ 39.44
-P/+P E2 0.21 ± 0.07 32.32 0.09–0.42 \ \
SPA (mg) -P E1 0.76 ± 0.31 40.23 0.19–1.80 *** *** *** 60.38
-P E2 0.68 ± 0.30 43.74 0.18–2.17
+P E1 3.41 ± 1.44 42.18 1.15–9.15 60.06
+P E2 3.54 ± 1.43 40.29 0.88–8.46
SPAR -P/+P E1 0.24 ± 0.09 38.01 0.08–0.57 \ *** \ 54.66
-P/+P E2 0.21 ± 0.09 42.58 0.07–0.47 \ \
  1. SDW shoot dry weight, SDWR the ratio of shoot dry weight under -P condition to +P condition, SP shoot P concentration, SPR the ratio of shoot P concentration under -P condition to +P condition, SPA shoot P accumulation, SPAR the ratio of shoot P accumulation under -P condition to +P condition. Exp.: Experiment; +P: One-half Hoagland’s solution supplied with 0.5 mM KH2PO4; −P: One-half Hoagland’s solution supplied with 0.005 mM KH2PO4. a: Phosphorus level; b: Genotype; c: Phosphorus level × Genotype; d: broad-sense heritability. ns: not significant; *, **and *** significant at 0.05, 0.01 and 0.001 probability levels, respectively