Sunflower / Tournesol
Open Access

Table 2

Soil and environmental conditions of experimental sites during spring and autumn season.

Factor Autumn Spring


  Faisalabad Sargodha Faisalabad Sargodha
Soil type Sandy Clay loam Sandy loam Sandy Clay loam Sandy loam
pH 7.8 ± 0.1 7.87 ± 0.06 7.63 ± 0.1 7.72 ± 0.16
EC (d S L−1) 2.0 ± 0.7 1.39 ± 0.08 2.26 ± 0.9 1.72 ± 0.6
Water holding capacity (%) 18 17.5 18 17
Soil moisture (80 cm) % (anthesis) 13.30 13.44 12.06 12.65
Water deficit (anthesis) % 26.11 23.20 33.00 26
Soil moisture (80 cm) % (grain filling) 12.12 12.18 11.1 10.35
Water deficit (grain filling) % 32.67 30.40 38.33 39.12
Organic matter (μg g−1) 7.22 ± 0.24 5.84 ± 0.13 6.61 ± 0.21 6.87 ± 0.27
Total Rain fall (mm) 56 100 172 160
Reproductive rain fall 25 20 36 39
Relative humidity (Vegetative phase) 70 70 73 75
Relative humidity (Reproductive phase) 77 67 45 33
N μg g−1 300 ± 16 263 ± 9.43 352 ± 10.37 296 ± 16.3
P μg g−1 8.21 ± 0.34 6.90 ± 0.65 9.33 ± 0.42 8.59 ± 0.52
K μg g−1 240 ± 23 184 ± 9.23 263 ± 12.3 201 ± 16.5

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