Paper · 2025 · Scientific Reports

Application of silicon and gibberellic acid modulate photosynthetic capacity and antioxidative defense machinery in Saccharum officinarum cv. GT55

Ye-geng Fan; Krishan K. Verma; Rong-fa Chen; et al.

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citations
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Open access · cc-by-nc-nd

Abstract

Silicon (Si) is a relatively novel element that has found widespread application in various fields. Gibberellic acid (GA 3 ) is known to induce different physiological traits in a variety of plants. While Si and GA₃ independently improve plant performance, their interactive mechanisms and potential synergy are poorly understood. In the present study, different treatments of GA 3 (0, 10, 20, 50, 75 and 100 ppm) and Si (50 ppm) were applied as foliar and soil irrigation on sugarcane ( Saccharum officinarum L. cv. GT55) plants at specific time intervals, such as 60 and 90 days. The result findings indicated that the application of foliar and soil irrigation containing GA 3 and Si notably enhanced and/ or stabilized enzymatic and non-enzymatic activities, i.e., soluble protein, catalase, peroxidase, ascorbate peroxidase, superoxide dismutase, glutathione reductase, hydrogen peroxide, lipid peroxidation, proline, ascorbate, glutathione, oxidized glutathione, glutathione-S-transferase, dehydroascorbate, and plant hormones, such as indole-3-acetic acid, abscissic acid, and gibberellic acid in sugarcane plant leaves and roots after foliar and soil irrigation application. The results showed that the interactive applications of GA 3 and Si were not harmful to sugarcane plants, and positively affected their growth and development. The simultaneous application of Si and GA₃ is a safe and highly effective strategy to upregulate sugarcane growth and metabolic regulation. This innovative approach presents sustainable technology to enhance crop productivity and contribute to global food security goals without relying on conventional chemical inputs.

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Claims 4

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

GA 3 and Si applications enhanced or stabilized enzymatic and non-enzymatic activities and hormone levels in sugarcane leaves and roots.

Taxon
sugarcanee0
Organ / stage
leaves and rootse0
Treatment
foliar and soil irrigation containing GA 3 and Sie0
Outcome
enzymatic and non-enzymatic activitiese0
Direction
enhanced and/ or stabilizede0

Not reportedComparator

Verbatim

e0

“application of foliar and soil irrigation containing GA 3 and Si notably enhanced and/ or stabilized enzymatic and non-enzymatic activities, i.e., soluble protein, catalase, peroxidase, ascorbate peroxidase, superoxide dismutase, glutathione reductase, hydrogen peroxide, lipid peroxidation, proline, ascorbate, glutathione, oxidized glutathione, glutathione-S-transferase, dehydroascorbate, and plant hormones, such as indole-3-acetic acid, abscissic acid, and gibberellic acid in sugarcane plant leaves and roots after foliar and soil irrigation application”

✓ located verbatim in the source · abstract, characters 621–1180 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Interactive GA 3 and Si applications were reported as not harmful to sugarcane plants.

Taxon
sugarcanee0
Treatment
interactive applications of GA 3 and Sie0
Outcome
not harmfule0

Not reportedDirection

Verbatim

e0

“interactive applications of GA 3 and Si were not harmful to sugarcane plants”

✓ located verbatim in the source · abstract, characters 1210–1286 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Interactive GA 3 and Si applications positively affected sugarcane growth and development.

Taxon
sugarcanee0
Treatment
interactive applications of GA 3 and Sie0
Outcome
growth and developmente0
Direction
positively affectede0

Not reportedComparator

Verbatim

e0

“interactive applications of GA 3 and Si were not harmful to sugarcane plants, and positively affected their growth and development”

✓ located verbatim in the source · abstract, characters 1210–1340 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend simultaneous Si and GA₃ application as a safe strategy for sugarcane growth and metabolic regulation.

Taxon
sugarcanee0
Outcome
simultaneous application of Si and GA₃e0

Verbatim

e0

“simultaneous application of Si and GA₃ is a safe and highly effective strategy to upregulate sugarcane growth and metabolic regulation”

✓ located verbatim in the source · abstract, characters 1346–1480 · show in text ↑

Gibberellic acid · growth · Saccharum officinarum (sugarcane)Positive and negative results

16 papers: 13 positive, 3 negative or no effect

12 papers in the same direction as this paper · 3 in the opposite direction

  1. negative
  2. negative
  3. negative

12 papers more in this group

See all 16 papers →

silicon atom · growth · Saccharum officinarum (sugarcane)Positive and negative results

18 papers: 17 positive, 1 negative or no effect

16 papers in the same direction as this paper · 1 in the opposite direction

  1. negative
  2. positive
  3. positive

14 papers more in this group

See all 18 papers →

silicon atom · physiology: enzyme activity · Saccharum officinarum (sugarcane)Results agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this paper

  1. positive
See all 2 papers →

application · physiology: enzyme activity · Saccharum officinarum (sugarcane)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.