Paper · 2026 · International Journal of Plant & Soil Science

Micronutrient Interactions in Wheat: Implications of Boron and Zinc Management in Acidic Soils of Terai Region of West Bengal, India

Srijayee Hazra; Arijit Patra; Mandira Saha; et al.

9
claims
18
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

The soils of the Terai region of West Bengal are generally acidic in nature and deficient in available boron (B) and zinc (Zn) leading to widespread micronutrient constraints in the region. This study investigated the interaction effects of B and Zn on wheat growth, nutrient concentration and uptake in this region. A pot experiment was conducted using a factorial Completely Randomized Design (CRD) with three levels each of B (0, 2 and 2.5 mg kg⁻¹) and Zn (0, 5 and 10 mg kg⁻¹). The experimental soil was acidic (pH 5.70) and deficient in available B and Zn which corroborates the typical micronutrient constraints of the region. Results revealed that B application significantly increased shoot dry matter yield, with maximum yield at 2.5 mg kg⁻¹ B. Zinc application showed a less consistent response, though a higher dose (10 mg kg⁻¹) significantly improved yield. The combined application of B (2.5 mg kg⁻¹) and Zn (10 mg kg⁻¹) produced the highest biomass, indicating a positive interaction effect. B application significantly increased both B and Zn concentrations in plant tissues whereas Zn application reduced B concentration, indicating an antagonistic interaction at higher levels. However, Zn played a protective role by mitigating B toxicity and improving nutrient balance. Nutrient uptake data indicated substantial increases in both B and Zn uptake with combined application, particularly at higher levels. The findings demonstrate that balanced application of B and Zn enhances wheat productivity and nutrient use efficiency in acidic soils. The study highlights the importance of Zn–B stoichiometry in optimizing crop performance and suggests that appropriate micronutrient management strategies are essential for sustainable wheat production and biofortification in micronutrient-deficient regions.

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Claims 9

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

B application significantly increased wheat shoot dry matter yield, maximal at 2.5 mg kg⁻¹ B.

Treatment
B applicatione0
Outcome
shoot dry matter yielde0
Direction
increasede0
Value
2.5 mg kg⁻¹ Be0

Not reportedComparatorSetting

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“B application significantly increased shoot dry matter yield, with maximum yield at 2.5 mg kg⁻¹ B.”

✓ located verbatim in the source · abstract, characters 655–753 · show in text ↑
t0

“Wheat”

✓ located verbatim in the source · title, characters 30–35 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

A 10 mg kg⁻¹ zinc dose significantly improved wheat yield.

Treatment
10 mg kg⁻¹e0
Outcome
yielde0
Direction
improvede0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“a higher dose (10 mg kg⁻¹) significantly improved yield”

✓ located verbatim in the source · abstract, characters 813–868 · show in text ↑
t0

“Wheat”

✓ located verbatim in the source · title, characters 30–35 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined B and Zn application produced the highest wheat biomass.

Treatment
combined application of B (2.5 mg kg⁻¹) and Zn (10 mg kg⁻¹)e0
Outcome
biomasse0
Direction
higheste0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The combined application of B (2.5 mg kg⁻¹) and Zn (10 mg kg⁻¹) produced the highest biomass”

✓ located verbatim in the source · abstract, characters 870–962 · show in text ↑
t0

“Wheat”

✓ located verbatim in the source · title, characters 30–35 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

B application increased B concentration in wheat tissue.

Organ / stage
plant tissuese0
Treatment
B applicatione0
Outcome
Be0
Direction
increasede0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“B application significantly increased both B and Zn concentrations in plant tissues”

✓ located verbatim in the source · abstract, characters 1006–1089 · show in text ↑
t0

“Wheat”

✓ located verbatim in the source · title, characters 30–35 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

B application increased Zn concentration in wheat tissue.

Organ / stage
plant tissuese0
Treatment
B applicatione0
Outcome
Zn concentrationse0
Direction
increasede0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“B application significantly increased both B and Zn concentrations in plant tissues”

✓ located verbatim in the source · abstract, characters 1006–1089 · show in text ↑
t0

“Wheat”

✓ located verbatim in the source · title, characters 30–35 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Zn application reduced wheat tissue B concentration.

Treatment
Zn applicatione0
Outcome
B concentratione0
Direction
reducede0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Zn application reduced B concentration”

✓ located verbatim in the source · abstract, characters 1098–1136 · show in text ↑
t0

“Wheat”

✓ located verbatim in the source · title, characters 30–35 · show in text ↑
Intervention effectauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Zn mitigated B toxicity and improved wheat nutrient balance.

Treatment
Zne0
Outcome
B toxicitye0
Direction
mitigatinge0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Zn played a protective role by mitigating B toxicity and improving nutrient balance”

✓ located verbatim in the source · abstract, characters 1204–1287 · show in text ↑
t0

“Wheat”

✓ located verbatim in the source · title, characters 30–35 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined application increased wheat B uptake.

Treatment
combined applicatione0
Outcome
Be0
Direction
increasese0
Qualifier
particularly at higher levelse0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“substantial increases in both B and Zn uptake with combined application, particularly at higher levels”

✓ located verbatim in the source · abstract, characters 1320–1422 · show in text ↑
t0

“Wheat”

✓ located verbatim in the source · title, characters 30–35 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined application increased wheat Zn uptake.

Treatment
combined applicatione0
Outcome
Zn uptakee0
Direction
increasese0
Qualifier
particularly at higher levelse0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“substantial increases in both B and Zn uptake with combined application, particularly at higher levels”

✓ located verbatim in the source · abstract, characters 1320–1422 · show in text ↑
t0

“Wheat”

✓ located verbatim in the source · title, characters 30–35 · show in text ↑

boron atom · yield · Triticum aestivum (wheat)Results differ

76 papers: 62 positive, 14 negative or no effect

61 papers in the same direction as this paper · 12 in the opposite direction · 2 reporting no difference from an alternative

  1. negative
  2. negative
  3. no effect

72 papers more in this group

See all 76 papers →

zinc atom · growth · Triticum aestivum (wheat)Results differ

200 papers: 155 positive, 45 negative or no effect

154 papers in the same direction as this paper · 43 in the opposite direction · 2 reporting no difference from an alternative

  1. no effect
  2. no effect
    Wheat plants with low Mn or low Zn supply showed no growth differences from controls at the three harvests.

    Distribution and remobilization of Zn and Mn during grain development in wheat · 1994 · compared with controls (sufficient Zn and Mn)

    Opposite directionAbout lacking this nutrient, so it counts the other way round

  3. negative

196 papers more in this group

See all 200 papers →

zinc atom · pest · Triticum aestivum (wheat)Positive and negative results

12 papers: 9 positive, 3 negative or no effect

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

  1. negative
  2. negative
  3. negative

8 papers more in this group

See all 12 papers →

boron atom · nutrient: content · Triticum aestivum (wheat)Positive and negative results

22 papers: 18 positive, 4 negative or no effect

17 papers in the same direction as this paper · 4 in the opposite direction

  1. negative
  2. negative
  3. no effect

18 papers more in this group

See all 22 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.