Paper · 2018 · Bangladesh Journal of Agricultural Research

Effect of foliar application of iron and zinc on nutrient uptake and grain yield of wheat under different irrigation regimes

S Sultana; HM Naser; MA Quddus; et al.

5
claims
7
verbatim quotes
21
citations
2
research areas
✓
Open access

Abstract

A field experiment was carried out to study the zinc-iron relationship in wheat (BARI Gom-26) plant grown under water stress condition in the field near net house of Soil Science Division, BARI, Joydebpur, Gazipur, during November 2015 to March 2016. The experiment was designed in a split plot on sixteen treatments comprising four irrigation treatments (regular irrigation, stopping irrigation at crown root initiation, stopping irrigation at booting stage and stopping irrigation at grain filling stage) and four foliar application of zinc and iron (control, 0.05% of zinc, 0.05% of iron and 0.05% of zinc +0.05% of iron). Zinc sulphate monohydrate (ZnSO4. H2O) and ferrous sulphate (FeSO4. H2O) were used as a source of Zn and Fe. The highest yield (4.01 t ha-1) was recorded in stopping irrigation at grain filling stage which was identical with regular irrigation. Water stress at crown root initiation stage had the most negative effect on growth and yield. Foliar application of zinc and iron played a major role on yield and yield components of wheat at later stages of growth. The results obtained from the present research showed that iron and zinc spray increased grain yield and quality of wheat and improved the effects caused by drought stress.Bangladesh J. Agril. Res. 43(3): 395-406, September 2018

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 5

Intervention effectobservedoriginal resultpositivenot significant (as stated)measured

Claim · model-written summary

Stopping irrigation at grain filling produced the highest yield, 4.01 t ha-1, statistically identical to regular irrigation.

Treatment
stopping irrigation at grain filling stagee0
Outcome
yielde0
Direction
higheste0
Value
4.01 t ha-1e0
Comparator
regular irrigatione0

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 highest yield (4.01 t ha-1) was recorded in stopping irrigation at grain filling stage which was identical with regular irrigation”

✓ located verbatim in the source · abstract, characters 735–869 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 84–89 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Water stress at crown root initiation had the most negative effect on wheat growth and yield.

Treatment
Water stress at crown root initiation stagee0
Outcome
growth and yielde0
Direction
most negativee0

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

“Water stress at crown root initiation stage had the most negative effect on growth and yield”

✓ located verbatim in the source · abstract, characters 871–963 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 84–89 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Foliar iron and zinc increased wheat grain yield.

Treatment
iron and zinc spraye0
Outcome
grain yielde0
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

“iron and zinc spray increased grain yield and quality of wheat”

✓ located verbatim in the source · abstract, characters 1146–1208 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Foliar iron and zinc increased wheat grain quality.

Treatment
iron and zinc spraye0
Outcome
quality of wheate0
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

“iron and zinc spray increased grain yield and quality of wheat”

✓ located verbatim in the source · abstract, characters 1146–1208 · show in text ↑
Intervention effectauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Foliar iron and zinc ameliorated effects of drought stress.

Treatment
iron and zinc spraye0
Outcome
effects caused by drought stresse0
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

“iron and zinc spray increased grain yield and quality of wheat and improved the effects caused by drought stress”

✓ located verbatim in the source · abstract, characters 1146–1258 · show in text ↑

zinc atom · quality: general · Triticum aestivum (wheat)Results differ

19 papers: 15 positive, 4 negative or no effect

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

  1. no effect
  2. negative
  3. no effect

15 papers more in this group

See all 19 papers →

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

99 papers: 92 positive, 7 negative or no effect

91 papers in the same direction as this paper · 7 in the opposite direction

  1. positive
  2. positive
  3. no effect

95 papers more in this group

See all 99 papers →

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

511 papers: 456 positive, 55 negative or no effect

455 papers in the same direction as this paper · 49 in the opposite direction · 6 reporting no difference from an alternative

  1. positive
  2. positive
  3. positive

507 papers more in this group

See all 511 papers →

iron atom · quality: general · Triticum aestivum (wheat)Positive and negative results

5 papers: 4 positive, 1 negative or no effect

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

  1. no effect
  2. positive
  3. positive

1 paper more in this group

See all 5 papers →

crown compound · yield · Triticum aestivum (wheat)Positive and negative results

37 papers: 30 positive, 7 negative or no effect

6 papers in the same direction as this paper · 30 in the opposite direction

  1. positive
  2. positive
  3. positive

33 papers more in this group

See all 37 papers →

application · quality: general · Triticum aestivum (wheat)Positive and negative results

31 papers: 27 positive, 4 negative or no effect

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

  1. no effect
  2. no effect
  3. no effect

27 papers more in this group

See all 31 papers →

drought · yield · Triticum aestivum (wheat)Positive and negative results

632 papers: 95 positive, 537 negative or no effect

536 papers in the same direction as this paper · 95 in the opposite direction

  1. negative
  2. positive
  3. positive

628 papers more in this group

See all 632 papers →

application · yield · Triticum aestivum (wheat)Positive and negative results

877 papers: 795 positive, 82 negative or no effect

794 papers in the same direction as this paper · 75 in the opposite direction · 7 reporting no difference from an alternative

  1. positive
  2. positive
  3. positive

873 papers more in this group

See all 877 papers →

8 of 9 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.

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.