Paper · 2013 · Journal of Plant Nutrition

INTERACTIVE EFFECTS OF ZINC AND NITROGEN APPLICATION ON WHEAT GROWTH AND GRAIN YIELD

Amanullah Jan; Muhammad Wasim; Amanullah

5
claims
12
verbatim quotes
17
citations
2
research areas
—
Not open access

Abstract

Interactive effects of zinc (Zn) × nitrogen (N) was investigated in field experiment on wheat (Triticum aestivum L., cv. ‘Saleem-2000’) at the Research Farm of KPK Agricultural University Peshawar during winter 2006–2007. The experiment consisted of four levels of N (0, 50, 100 and 100 kg N ha−1) as main plots, and six levels of Zn (0, 3, 6, 9, 12 and 15 kg Zn ha−1) as sub plots. Application of 150 kg N and 15 kg Zn ha−1 resulted in the improved growth, highest yield components as well as the highest grain yield (4044 kg ha−1) and straw yield (5067 kg ha−1) of wheat. It is concluded from the results that combine application of 150 kg N +15 kg Zn ha−1 could increase wheat productivity in the study area.

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Claims 5

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Application of 150 kg N and 15 kg Zn ha−1 improved wheat growth.

Treatment
Application of 150 kg N and 15 kg Zn ha−1e1
Outcome
growthe1
Direction
improvede1
Setting
Research Farm of KPK Agricultural University Peshaware0

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

“field experiment on wheat (Triticum aestivum L., cv. ‘Saleem-2000’) at the Research Farm of KPK Agricultural University Peshawar”

✓ located verbatim in the source · abstract, characters 68–196 · show in text ↑
e1

“Application of 150 kg N and 15 kg Zn ha−1 resulted in the improved growth, highest yield components”

✓ located verbatim in the source · abstract, characters 383–482 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Application of 150 kg N and 15 kg Zn ha−1 gave the highest wheat yield components.

Treatment
Application of 150 kg N and 15 kg Zn ha−1e1
Outcome
yield componentse1
Direction
higheste1
Setting
Research Farm of KPK Agricultural University Peshaware0

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

“field experiment on wheat (Triticum aestivum L., cv. ‘Saleem-2000’) at the Research Farm of KPK Agricultural University Peshawar”

✓ located verbatim in the source · abstract, characters 68–196 · show in text ↑
e1

“Application of 150 kg N and 15 kg Zn ha−1 resulted in the improved growth, highest yield components”

✓ located verbatim in the source · abstract, characters 383–482 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Application of 150 kg N and 15 kg Zn ha−1 gave the highest wheat grain yield, 4044 kg ha−1.

Treatment
Application of 150 kg N and 15 kg Zn ha−1e1
Outcome
grain yielde2
Direction
higheste2
Value
4044 kg ha−1e2
Setting
Research Farm of KPK Agricultural University Peshaware0

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

“field experiment on wheat (Triticum aestivum L., cv. ‘Saleem-2000’) at the Research Farm of KPK Agricultural University Peshawar”

✓ located verbatim in the source · abstract, characters 68–196 · show in text ↑
e1

“Application of 150 kg N and 15 kg Zn ha−1 resulted in the improved growth, highest yield components”

✓ located verbatim in the source · abstract, characters 383–482 · show in text ↑
e2

“the highest grain yield (4044 kg ha−1) and straw yield (5067 kg ha−1) of wheat”

✓ located verbatim in the source · abstract, characters 494–572 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Application of 150 kg N and 15 kg Zn ha−1 gave the highest wheat straw yield, 5067 kg ha−1.

Treatment
Application of 150 kg N and 15 kg Zn ha−1e1
Outcome
straw yielde2
Direction
higheste2
Value
5067 kg ha−1e2
Setting
Research Farm of KPK Agricultural University Peshaware0

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

“field experiment on wheat (Triticum aestivum L., cv. ‘Saleem-2000’) at the Research Farm of KPK Agricultural University Peshawar”

✓ located verbatim in the source · abstract, characters 68–196 · show in text ↑
e1

“Application of 150 kg N and 15 kg Zn ha−1 resulted in the improved growth, highest yield components”

✓ located verbatim in the source · abstract, characters 383–482 · show in text ↑
e2

“the highest grain yield (4044 kg ha−1) and straw yield (5067 kg ha−1) of wheat”

✓ located verbatim in the source · abstract, characters 494–572 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Combined application of 150 kg N and 15 kg Zn ha−1 could increase wheat productivity in the study area.

Treatment
combine application of 150 kg N +15 kg Zn ha−1e3
Outcome
wheat productivitye3

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

“field experiment on wheat (Triticum aestivum L., cv. ‘Saleem-2000’) at the Research Farm of KPK Agricultural University Peshawar”

✓ located verbatim in the source · abstract, characters 68–196 · show in text ↑
e3

“It is concluded from the results that combine application of 150 kg N +15 kg Zn ha−1 could increase wheat productivity in the study area”

✓ located verbatim in the source · abstract, characters 574–710 · show in text ↑

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. positive
  2. no effect
  3. 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

196 papers more in this group

See all 200 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 →

nitrogen · growth · Triticum aestivum (wheat)Positive and negative results

551 papers: 426 positive, 125 negative or no effect

425 papers in the same direction as this paper · 116 in the opposite direction · 9 reporting no difference from an alternative

  1. positive
  2. negative
  3. no effect

547 papers more in this group

See all 551 papers →

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

2,061 papers: 1,737 positive, 324 negative or no effect

1,736 papers in the same direction as this paper · 285 in the opposite direction · 39 reporting no difference from an alternative

  1. no effect
  2. positive
    Split N application increased 1000-kernel weight at two site-years.

    Timing and Level of Nitrogen Fertility Effects on Spring Wheat Yield in Eastern Canada · 1994 · compared with application of all the fertilizer N at seeding

    Same directionCited by this paper

  3. positive

2,057 papers more in this group

See all 2,061 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.