Abstract
Abstract Common beans (Phaseolus vulgaris L.) are a vital food crop in Nigeria, valued for their rich protein content and contribution to food security. However, challenges in seed germination and early seedling establishment often limit productivity. This study examined the effects of three growth regulators Indole-3-Acetic Acid (IAA), Sodium Nitroprusside (SNP), and Vitamin C (Vit C) on the germination, early growth, and field performance of brown and white bean varieties. Seeds were primed with 100, 500, and 1000 ppm concentrations of each regulator, germinated on cotton wool, and later transplanted to nursery and field conditions. Parameters such as germination rate, shoot and root length, root number, biomass, and moisture content were evaluated. Results showed that SNP treatments produced the best overall growth, significantly enhancing germination rate, shoot elongation, and field performance. Vitamin C improved vegetative growth and seedling vigor, while high concentrations of IAA negatively affected germination and early development. The study concludes that moderate SNP concentrations can effectively promote seedling establishment and growth, and recommends further research on long-term yield impacts and varietal responses. These findings provide insight into optimizing bean production through the targeted use of plant growth regulators.
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Claims 4
Claim · model-written summary
SNP significantly enhanced bean germination rate, shoot elongation and field performance.
- Taxon
- Common beans
Phaseolus vulgarist0 - Treatment
- SNP treatmentse0
- Outcome
- germination rate, shoot elongation, and field performancee0
- Direction
- enhancinge0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“SNP treatments produced the best overall growth, significantly enhancing germination rate, shoot elongation, and field performance”
t0“Common beans”
Claim · model-written summary
Vitamin C improved vegetative growth and seedling vigor.
- Taxon
- Common beans
Phaseolus vulgarist0 - Treatment
- Vitamin Ce0
- Outcome
- vegetative growth and seedling vigore0
- Direction
- improvede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Vitamin C improved vegetative growth and seedling vigor”
t0“Common beans”
Claim · model-written summary
High IAA concentrations harmed germination and early development.
- Taxon
- Common beans
Phaseolus vulgarist0 - Treatment
- high concentrations of IAAe0
- Outcome
- germination and early developmente0
- Direction
- negatively affectede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“high concentrations of IAA negatively affected germination and early development”
t0“Common beans”
Claim · model-written summary
Moderate SNP concentrations are recommended for seedling establishment and growth.
- Taxon
- Common beans
Phaseolus vulgarist0 - Treatment
- moderate SNP concentrationse0
- Outcome
- seedling establishment and growthe0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“moderate SNP concentrations can effectively promote seedling establishment and growth”
t0“Common beans”
The same questions in other papers
indole-3-acetic acid · growth · Phaseolus vulgaris (common bean)Results differ
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- positive
- positive
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See all 32 papers →sodium nitroprusside · growth · Phaseolus vulgaris (common bean)Results agree
2 papers in the same direction as this paper
- positive
- positive
vitamin C · growth · Phaseolus vulgaris (common bean)Results agree
2 papers in the same direction as this paper
- positive
- positive
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.