Abstract
Gibberellic acid (GA) and Triacontanol are two plant growth-promoting substances that have significant potential to enhance crop growth, and productivity. Gibberellins (GAs) are plant hormones that are essential for many developmental processes in plants, including seed germination, stem elongation, leaf expansion, trichome development, pollen maturation and the induction of flowering. The Present study highlights the effect of Foliar Spray of GA and Triacontanol on Growth, Physiology and Productivity of Soybean [Glycine max (L.) Merrill.]. The study was carried out at the Experimental field of Botanical Garden, Department Plant Physiology Jawaharlal Nehru Krishi Vishwa Vidyalaya, Jabalpur, Madhya Pradesh, during Kharif (2023-24). The experiment was laid out in Randomized Block Design (RBD) with three replications. The soybean variety JS20 98 was tested under different plant growth regulator management. The treatment consists of six treatment viz; T1: Control, T2: GA3 1.5 ml/L, T3: GA3 2.0 ml/L, T4: GA3 2.5 ml/L, T5: GA3 3.0 ml/L, T6:Triacontanol 0.5 ml/L, with two foliar sprays (first spray at Flowering and second at pod initiation stages for growth, yield and quality. The observation was recorded at different stages of the crop. The foliar application of Triacontanol@ 0.5 ml/L was found to have a significant effect on the number of seeds per pod. Foliar application of GA₃ at 3.0 mL L⁻¹ significantly increased plant height, leaf area index (LAI), crop growth rate (CGR), number of branches per plant, seeds per pod, and 100-seed weight in soybean.
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Claims 3
Claim · model-written summary
Triacontanol at 0.5 ml/L significantly affected seeds per pod.
- Taxon
- Soybean [Glycine max (L.) Merrill]
Glycine maxt0 - Treatment
- Triacontanol@ 0.5 ml/Le0
- Outcome
- number of seeds per pode0
Not reportedComparatorDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Soybean [Glycine max (L.) Merrill]”
e0“The foliar application of Triacontanol@ 0.5 ml/L was found to have a significant effect on the number of seeds per pod.”
Claim · model-written summary
Foliar GA₃ at 3.0 mL L⁻¹ significantly increased plant height, leaf area index and crop growth rate.
- Taxon
- Soybean [Glycine max (L.) Merrill]
Glycine maxt0 - Treatment
- Foliar application of GA₃ at 3.0 mL L⁻¹e0
- Outcome
- plant height, leaf area index (LAI), crop growth rate (CGR)e0
- Direction
- increasede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Soybean [Glycine max (L.) Merrill]”
e0“Foliar application of GA₃ at 3.0 mL L⁻¹ significantly increased plant height, leaf area index (LAI), crop growth rate (CGR), number of branches per plant, seeds per pod, and 100-seed weight in soybean.”
Claim · model-written summary
Foliar GA₃ at 3.0 mL L⁻¹ significantly increased branches per plant, seeds per pod and 100-seed weight.
- Taxon
- Soybean [Glycine max (L.) Merrill]
Glycine maxt0 - Treatment
- Foliar application of GA₃ at 3.0 mL L⁻¹e0
- Outcome
- number of branches per plant, seeds per pod, and 100-seed weighte0
- Direction
- increasede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Soybean [Glycine max (L.) Merrill]”
e0“Foliar application of GA₃ at 3.0 mL L⁻¹ significantly increased plant height, leaf area index (LAI), crop growth rate (CGR), number of branches per plant, seeds per pod, and 100-seed weight in soybean.”
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