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Table 3 The main effects of cultivation system, foliage time, and stress modulator type on the yield and yield components

From: The effect of time and type of stress moderators on yield and yield components of cotton on conventional and double-cropping systems under saline conditions

  Plant height /cm Branch number Boll number per plant 10-boll weight /g 1 000-seed weight /g Biological yield /(kg·ha−1) Seed cotton yield /(kg·ha−1) Lint percentage /% Lint yield /(kg·ha−1)
Cultivation system
 Conventional 81.8 ± 8.3a 13.4 ± 3.6a 14.6 ± 4.8a 87.0 ± 11.1a 117 ± 13.2a 4 323 ± 35.2a 1 879 ± 95.8a 34.8 ± 2.4a 655 ± 84.9a
 Double-cropping 52.2 ± 4.5b 10.5 ± 3.1b 7.41 ± 1.7b 56.1 ± 4.9b 96.2 ± 26.9b 2 131 ± 141b 713 ± 52.1b 27.5 ± 4.1b 198 ± 52.4b
Foliage time
 Flowering 64.2 ± 6.3b 11.1 ± 3.3a 9.52 ± 5.5b 69.1 ± 11.7b 105 ± 18.7a 3 277 ± 51.5a 1 190 ± 68.8b 31.4 ± 4.8a 395 ± 25.7b
 Flowering + bolling 69.9 ± 11.1a 12.7 ± 3.7a 12.4 ± 3.4a 74.0 ± 15.9a 108 ± 27.8a 3 177 ± 52.9a 1 402 ± 84.6a 30.9 ± 5.1a 458 ± 30.1a
Modulator type
 Water control 61.3 ± 6.6b 9.52 ± 2.9c 8.01 ± 3.1b 55.2 ± 7.1c 92.3 ± 8.24c 2 931 ± 30.2c 1 019 ± 57.1c 28.8 ± 4.8c 307 ± 18.9c
 GB 66.4 ± 6.1a 11.6 ± 3.5b 11.6 ± 5.2a 73.3 ± 13.7b 107 ± 7.9b 3 183 ± 46.4b 1 225 ± 70.5b 32.0 ± 3.8ab 411 ± 26.2b
 SA 69.5 ± 11.9a 13.0 ± 3.2a 11.9 ± 3.6a 77.1 ± 11.7ab 120 ± 14.4a 3 487 ± 96.2a 1 467 ± 84.8a 33.0 ± 4.8a 504 ± 31.7a
 SNP 70.9 ± 10.2a 13.6 ± 3.5a 12.3 ± 5.3a 80.1 ± 15.3a 106 ± 7.9b 3 308 ± 60.4b 1 473 ± 88.4a 30.8 ± 5.2b 483 ± 32.4a
  1. Similar letters within the same column denote insignificant differences based on FLSD level of 5% (Mean ± SD)