Paper · 2016 · Egyptian Journal of Soil Science

The Integration Effect between Mineral and Biofertilization on Wheat Production in Soils High in Iron at the New Valley, Egypt .

H Fawy; S Ibrahim; H Abo; et al.

9
claims
15
verbatim quotes
2
citations
3
research areas
✓
Open access

Abstract

IGH Fe content in the New Valley soils hinders the absorption of both P and Zn by plants, which is negatively reflected on crop production. Field experiments were carried out in two successive seasons at two sites under the conditions of the New Valley soils in order to increase wheat yield by the integration between mineral (P and Zn) and bio-fertilization (Mycorrhiza and Azotobacter). The first experiment was carried out at El-Monera (sandy soil), El-Kharaga Oasis, while the second one was carried out at Al-Kaser (clayey soil), El-Dakhlla Oasis. Grains of wheat variety Sakha 93 was cultivated in both locations. Application of mineral P and Zn fertilizers along or with bio-fertilizers increased wheat yield parameters, nutrients content, total antioxidants, and phenols of wheat. Moreover, increasing the application rates of P and Zn decreased Fe and Mn contents in wheat and increased N, K, Zn and Cu contents in the straw and grains. The most effective treatment for yield, nutrients and biochemical contents was by applying P at a rate of 60 kg fed -1 (1 fed = 4200 m 2 ) in clay soils and 80 kg fed -1 in sandy soils with spraying Zn at a rate of 250 mg L -1 with the Mycorrhizae and Azotobacter applications. This treatment could achieve 5.45 and 2.21 Mg fed -1 for straw and grains respectively in the sandy soil while, 9.5 and 4.16 Mg fed -1 in the clay soil. This study revealed that combining bio-and mineral P and Zn fertilizers application could decrease the negative effect of high Fe content in soils and increased wheat production.

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Claims 9

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Mineral P and Zn fertilizers alone or with biofertilizers increased wheat yield parameters.

Treatment
mineral P and Zn fertilizers along or with bio-fertilizerse0
Outcome
wheat yield parameterse0
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

“Application of mineral P and Zn fertilizers along or with bio-fertilizers increased wheat yield parameters, nutrients content, total antioxidants, and phenols of wheat.”

✓ located verbatim in the source · abstract, characters 621–789 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The fertilizer applications increased wheat nutrient content, total antioxidants, and phenols.

Treatment
mineral P and Zn fertilizers along or with bio-fertilizerse0
Outcome
nutrients content, total antioxidants, and phenols 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

“Application of mineral P and Zn fertilizers along or with bio-fertilizers increased wheat yield parameters, nutrients content, total antioxidants, and phenols of wheat.”

✓ located verbatim in the source · abstract, characters 621–789 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Increasing P and Zn rates decreased wheat Fe and Mn contents.

Treatment
increasing the application rates of P and Zne0
Outcome
Fe and Mn contents in wheate0
Direction
decreasede0

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

“increasing the application rates of P and Zn decreased Fe and Mn contents in wheat”

✓ located verbatim in the source · abstract, characters 800–882 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing P and Zn rates raised N, K, Zn, and Cu contents of straw and grain.

Treatment
P and Zne0
Outcome
N, K, Zn and Cu contents in the straw and grainse0
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

“increasing the application rates of P and Zn decreased Fe and Mn contents in wheat and increased N, K, Zn and Cu contents in the straw and grains”

✓ located verbatim in the source · abstract, characters 800–945 · show in text ↑
t0

“Wheat Production”

✓ located verbatim in the source · title, characters 63–79 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The integrated fertilizer treatment was most effective for yield, nutrients, and biochemical contents.

Treatment
applying P at a rate of 60 kg fed -1 (1 fed = 4200 m 2 ) in clay soils and 80 kg fed -1 in sandy soils with spraying Zn at a rate of 250 mg L -1 with the Mycorrhizae and Azotobacter applicationse0
Interactor
Mycorrhizaee0symbiont
Second interactor
AzotobacterAzotobactere0symbiont
Outcome
yield, nutrients and biochemical contentse0
Direction
most effectivee0

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 ↗
Azotobacter
Azotobacter · Second interactor · picture of the genus (one of its species)DAN H. JONES · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The most effective treatment for yield, nutrients and biochemical contents was by applying P at a rate of 60 kg fed -1 (1 fed = 4200 m 2 ) in clay soils and 80 kg fed -1 in sandy soils with spraying Zn at a rate of 250 mg L -1 with the Mycorrhizae and Azotobacter applications.”

✓ located verbatim in the source · abstract, characters 947–1224 · show in text ↑
t0

“Wheat Production”

✓ located verbatim in the source · title, characters 63–79 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The treatment yielded 5.45 Mg fed -1 of straw in sandy soil.

Outcome
strawe0
Value
5.45 and 2.21 Mg fed -1e0
Setting
sandy soile0

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

“This treatment could achieve 5.45 and 2.21 Mg fed -1 for straw and grains respectively in the sandy soil”

✓ located verbatim in the source · abstract, characters 1225–1329 · show in text ↑
t0

“Wheat Production”

✓ located verbatim in the source · title, characters 63–79 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The treatment yielded 2.21 Mg fed -1 of grain in sandy soil.

Outcome
grainse0
Value
2.21 Mg fed -1e0
Setting
sandy soile0

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

“This treatment could achieve 5.45 and 2.21 Mg fed -1 for straw and grains respectively in the sandy soil”

✓ located verbatim in the source · abstract, characters 1225–1329 · show in text ↑
t0

“Wheat Production”

✓ located verbatim in the source · title, characters 63–79 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The treatment yielded 9.5 Mg fed -1 of straw in clay soil.

Outcome
strawe0
Value
9.5 and 4.16 Mg fed -1e0
Setting
clay soile0

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

“This treatment could achieve 5.45 and 2.21 Mg fed -1 for straw and grains respectively in the sandy soil while, 9.5 and 4.16 Mg fed -1 in the clay soil”

✓ located verbatim in the source · abstract, characters 1225–1376 · show in text ↑
t0

“Wheat Production”

✓ located verbatim in the source · title, characters 63–79 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The treatment yielded 4.16 Mg fed -1 of grain in clay soil.

Outcome
grainse0
Value
4.16 Mg fed -1e0
Setting
clay soile0

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

“This treatment could achieve 5.45 and 2.21 Mg fed -1 for straw and grains respectively in the sandy soil while, 9.5 and 4.16 Mg fed -1 in the clay soil”

✓ located verbatim in the source · abstract, characters 1225–1376 · show in text ↑
t0

“Wheat Production”

✓ located verbatim in the source · title, characters 63–79 · show in text ↑

Azotobacter · yield · Triticum aestivum (wheat)Results differ

88 papers: 87 positive, 1 negative or no effect

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

  1. negative
  2. positive
  3. positive

84 papers more in this group

See all 88 papers →

zinc atom · nutrient: content · Triticum aestivum (wheat)Results differ

380 papers: 347 positive, 33 negative or no effect

346 papers in the same direction as this paper · 33 in the opposite direction

  1. negative
  2. negative
  3. no effect

376 papers more in this group

See all 380 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. no effect
  3. negative

507 papers more in this group

See all 511 papers →

zinc atom · quality: phytochemicals · Triticum aestivum (wheat)Positive and negative results

6 papers: 4 positive, 2 negative or no effect

3 papers in the same direction as this paper · 2 in the opposite direction

  1. negative
  2. no effect
  3. positive

2 papers more in this group

See all 6 papers →

fertilization · quality: phytochemicals · Triticum aestivum (wheat)Positive and negative results

19 papers: 12 positive, 7 negative or no effect

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

  1. no effect
  2. negative
  3. no effect

15 papers more in this group

See all 19 papers →

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

103 papers: 95 positive, 8 negative or no effect

94 papers in the same direction as this paper · 7 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
  2. positive
  3. no effect

99 papers more in this group

See all 103 papers →

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

614 papers: 549 positive, 65 negative or no effect

548 papers in the same direction as this paper · 60 in the opposite direction · 5 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

610 papers more in this group

See all 614 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 10 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.