Exogenously applied auxin (IAA) stimulated root elongation in sugar beet.

indole-3-acetic acid · growth · Beta vulgaris (beet)Results agree

1 paper in the same direction as this claim

1. positive
   IAA 300 × N 340 gave the strongest root diameter, leaf fresh weight, and leaf area index.

   Synergistic effect of indole‒3‒acetic acid and nitrogen on yield, sugar profile, and nitrogen utilization of salt-stressed sugar beet crop · 2025

   Same directionCites this paper

class · growth · Beta vulgaris (beet)Positive and negative results

9 papers in the same direction as this claim · 3 in the opposite direction

1. no effect
   Several hormone and inhibitor treatments did not appreciably change radicle emergence.

   1-Aminocyclopropane-1-carboxylic acid and abscisic acid during the germination of sugar beet (Beta vulgaris L.): a comparative study of fruits and seeds · 2007

   Opposite directionCited by this paper

2. no effect
   Plant growth regulators had no effect on biomass accumulation or dry-matter partitioning of sugar beet.

   Growth of sugar-beet crops including the influence of synthetic plant growth regulators · 1986

   Opposite direction

3. negative
   Glyphosine above 0·56 kg a.i. ha ‐1 decreased sugar-beet root yield.

   Some effects of the growth‐retardant glyphosine [N, N‐bis (phosphonomethyl) glycine] on the sugar‐beet crop · 1975

   Opposite direction

4. positive
   Auxin alone induced root formation in Beta vulgaris callus.

   Hormonal Control of Organogenesis and Somatic Embryogenesis inBeta vulgarisCallus · 1987

   Same direction

5. positive
   BA as the sole growth regulator induced buds on callus within the range 0.1 to 3.0 mg L-1.

   Germplasm and Physiologic Effects on Induction of High‐Frequency Hormone Autonomous Callus and Subsequent Shoot Regeneration in Sugarbeet¹ · 1986

   Same direction

6. positive
   Both auxins with 0.5 mg/l BAP produced greater callus from all explant types.

   Callus Development and Indirect Shoot Regeneration from Seedling Explants of Sugar Beet ( Beta vulgarisL.) Cultured In Vitro · 2001

   Same direction

7. positive
   Brassinosteroids increased parenchyma cell size between cambial rings in sugar beet roots.

   Brassinosteroids promote parenchyma cell and secondary xylem development in sugar beet ( Beta vulgaris L.) root · 2021

   Same direction

8. positive
   Growth regulator seed treatments stimulated field emergence of sugarbeet only in combination with acid pretreatment.

   Improvement of Sugarbeet Seed Emergence with Dilute Acid and Growth Regulator Treatments · 1981

   Same direction

4 papers more in this group