Paper · 2015 · Electromagnetic Biology and Medicine

Change of growth pattern, metabolism, and quality and quantity of maize plants after irrigation with magnetically treated water

F. Ghanati; S. Mohamadalikhani; M. Soleimani; et al.

15
claims
32
verbatim quotes
23
citations
2
research areas
—
Not open access

Abstract

Water molecules can be affected by magnetic fields (MF) due to their bipolar characteristics. In the present study maize plants, from sowing to the end period of generative stage, were irrigated with magnetically treated water (MTW).Tap water was treated with MF by passing through a locally designed alternative magnetic field generating apparatus (110 mT). Irrigation with MTW increased the ear length and fresh weight, 100-grain fresh and dry weights, and water productivity (119.5%, 119.1%, 114.2%, 116.6% and 122.3%, respectively), compared with the control groups. Levels of photosynthetic pigments i.e. chlorophyll a and b, and the contents of anthocyanin and flavonoids of the leaves were increased compared to those of non-treated ones. Increase of the activity of superoxide dismutase (SOD) and ascorbate peroxidase (APX) in leaves of the treated plants efficiently scavenged active oxygen species and resulted in the maintenance of photosynthetic membranes and reduction of malondealdehyde. Total ferritin, sugar, iron and calcium contents of kernels of MTW-irrigated plants were respectively 122.9%, 167.4%, 235% and 185% of the control ones. From the results presented here it can be concluded that the influence of MF on living plant cells, at least in part, is mediated by water. The results also suggest that irrigation of maize plant with MTW can be applied as a useful method for improvement of quantity and quality of it.

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Claims 15

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Irrigation with magnetically treated water increased ear length by 119.5% compared with controls.

Taxon
maizeZea mayst0
Organ / stage
eare1
Treatment
Irrigation with MTWe1
Outcome
ear lengthe1
Direction
increasede1
Value
119.5%e1
Comparator
control groupse1

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e1

“Irrigation with MTW increased the ear length and fresh weight, 100-grain fresh and dry weights, and water productivity (119.5%, 119.1%, 114.2%, 116.6% and 122.3%, respectively), compared with the control groups.”

✓ located verbatim in the source · abstract, characters 359–570 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Irrigation with magnetically treated water increased ear fresh weight by 119.1% compared with controls.

Taxon
maizeZea mayst0
Organ / stage
eare1
Treatment
Irrigation with MTWe1
Outcome
fresh weighte1
Direction
increasede1
Value
119.1%e1
Comparator
control groupse1

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e1

“Irrigation with MTW increased the ear length and fresh weight, 100-grain fresh and dry weights, and water productivity (119.5%, 119.1%, 114.2%, 116.6% and 122.3%, respectively), compared with the control groups.”

✓ located verbatim in the source · abstract, characters 359–570 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Irrigation with magnetically treated water increased 100-grain fresh weight by 114.2% compared with controls.

Taxon
maizeZea mayst0
Treatment
Irrigation with MTWe1
Outcome
100-grain freshe1
Direction
increasede1
Value
114.2%e1
Comparator
control groupse1

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e1

“Irrigation with MTW increased the ear length and fresh weight, 100-grain fresh and dry weights, and water productivity (119.5%, 119.1%, 114.2%, 116.6% and 122.3%, respectively), compared with the control groups.”

✓ located verbatim in the source · abstract, characters 359–570 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Irrigation with magnetically treated water increased 100-grain dry weight by 116.6% compared with controls.

Taxon
maizeZea mayst0
Treatment
Irrigation with MTWe1
Outcome
dry weightse1
Direction
increasede1
Value
116.6%e1
Qualifier
100-graine1
Comparator
control groupse1

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e1

“Irrigation with MTW increased the ear length and fresh weight, 100-grain fresh and dry weights, and water productivity (119.5%, 119.1%, 114.2%, 116.6% and 122.3%, respectively), compared with the control groups.”

✓ located verbatim in the source · abstract, characters 359–570 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Irrigation with magnetically treated water increased water productivity by 122.3% compared with controls.

Taxon
maizeZea mayst0
Treatment
Irrigation with MTWe1
Outcome
water productivitye1
Direction
increasede1
Value
122.3%e1
Comparator
control groupse1

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e1

“Irrigation with MTW increased the ear length and fresh weight, 100-grain fresh and dry weights, and water productivity (119.5%, 119.1%, 114.2%, 116.6% and 122.3%, respectively), compared with the control groups.”

✓ located verbatim in the source · abstract, characters 359–570 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Irrigation with magnetically treated water increased chlorophyll a and b in maize leaves relative to non-treated plants.

Taxon
maizeZea mayst0
Organ / stage
leavese2
Treatment
Irrigation with MTWe1
Outcome
chlorophyll a and be2
Direction
increasede2
Comparator
non-treated onese2

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e1

“Irrigation with MTW increased the ear length and fresh weight, 100-grain fresh and dry weights, and water productivity (119.5%, 119.1%, 114.2%, 116.6% and 122.3%, respectively), compared with the control groups.”

✓ located verbatim in the source · abstract, characters 359–570 · show in text ↑
e2

“Levels of photosynthetic pigments i.e. chlorophyll a and b, and the contents of anthocyanin and flavonoids of the leaves were increased compared to those of non-treated ones.”

✓ located verbatim in the source · abstract, characters 571–745 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Irrigation with magnetically treated water increased anthocyanin and flavonoid contents in maize leaves relative to non-treated plants.

Taxon
maizeZea mayst0
Organ / stage
leavese2
Treatment
Irrigation with MTWe1
Outcome
anthocyanin and flavonoidse2
Direction
increasede2
Comparator
non-treated onese2

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e1

“Irrigation with MTW increased the ear length and fresh weight, 100-grain fresh and dry weights, and water productivity (119.5%, 119.1%, 114.2%, 116.6% and 122.3%, respectively), compared with the control groups.”

✓ located verbatim in the source · abstract, characters 359–570 · show in text ↑
e2

“Levels of photosynthetic pigments i.e. chlorophyll a and b, and the contents of anthocyanin and flavonoids of the leaves were increased compared to those of non-treated ones.”

✓ located verbatim in the source · abstract, characters 571–745 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Treated maize plants showed increased activity of superoxide dismutase and ascorbate peroxidase in leaves.

Taxon
maizeZea mayst0
Organ / stage
leavese3
Treatment
treated plantse3
Outcome
activity of superoxide dismutase (SOD) and ascorbate peroxidase (APX)e3
Direction
Increasee3

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e3

“Increase of the activity of superoxide dismutase (SOD) and ascorbate peroxidase (APX) in leaves of the treated plants efficiently scavenged active oxygen species and resulted in the maintenance of photosynthetic membranes and reduction of malondealdehyde.”

✓ located verbatim in the source · abstract, characters 746–1001 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Treated maize plants showed reduced malondialdehyde in leaves.

Taxon
maizeZea mayst0
Organ / stage
leavese3
Treatment
treated plantse3
Outcome
malondealdehydee3
Direction
reductione3

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e3

“Increase of the activity of superoxide dismutase (SOD) and ascorbate peroxidase (APX) in leaves of the treated plants efficiently scavenged active oxygen species and resulted in the maintenance of photosynthetic membranes and reduction of malondealdehyde.”

✓ located verbatim in the source · abstract, characters 746–1001 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Kernels of maize irrigated with magnetically treated water had 122.9% of the ferritin content of controls.

Taxon
maizeZea mayst0
Organ / stage
kernelse4
Treatment
MTW-irrigated plantse4
Outcome
Total ferritine4
Direction
higherinferrede4
Value
122.9%e4
Comparator
control onese4

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e4

“Total ferritin, sugar, iron and calcium contents of kernels of MTW-irrigated plants were respectively 122.9%, 167.4%, 235% and 185% of the control ones.”

✓ located verbatim in the source · abstract, characters 1002–1154 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Kernels of maize irrigated with magnetically treated water had 167.4% of the sugar content of controls.

Taxon
maizeZea mayst0
Organ / stage
kernelse4
Treatment
MTW-irrigated plantse4
Outcome
sugare4
Direction
higherinferrede4
Value
167.4%e4
Comparator
control onese4

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e4

“Total ferritin, sugar, iron and calcium contents of kernels of MTW-irrigated plants were respectively 122.9%, 167.4%, 235% and 185% of the control ones.”

✓ located verbatim in the source · abstract, characters 1002–1154 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Kernels of maize irrigated with magnetically treated water had 235% of the iron content of controls.

Taxon
maizeZea mayst0
Organ / stage
kernelse4
Treatment
MTW-irrigated plantse4
Outcome
irone4
Direction
higherinferrede4
Value
235%e4
Comparator
control onese4

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e4

“Total ferritin, sugar, iron and calcium contents of kernels of MTW-irrigated plants were respectively 122.9%, 167.4%, 235% and 185% of the control ones.”

✓ located verbatim in the source · abstract, characters 1002–1154 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Kernels of maize irrigated with magnetically treated water had 185% of the calcium content of controls.

Taxon
maizeZea mayst0
Organ / stage
kernelse4
Treatment
MTW-irrigated plantse4
Outcome
calciume4
Direction
higherinferrede4
Value
185%e4
Comparator
control onese4

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e4

“Total ferritin, sugar, iron and calcium contents of kernels of MTW-irrigated plants were respectively 122.9%, 167.4%, 235% and 185% of the control ones.”

✓ located verbatim in the source · abstract, characters 1002–1154 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend irrigation of maize with magnetically treated water as a method to improve maize quantity and quality.

Taxon
maizeZea mayst0
Outcome
improvement of quantity and qualitye6

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e6

“The results also suggest that irrigation of maize plant with MTW can be applied as a useful method for improvement of quantity and quality of it.”

✓ located verbatim in the source · abstract, characters 1295–1440 · show in text ↑
Mechanismauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The influence of magnetic fields on living plant cells is, at least in part, mediated by water.

Taxon
maizeZea mayst0
Outcome
influence of MF on living plant cellse5
Qualifier
mediated by watere5

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize”

✓ located verbatim in the source · title, characters 66–71 · show in text ↑
e5

“From the results presented here it can be concluded that the influence of MF on living plant cells, at least in part, is mediated by water.”

✓ located verbatim in the source · abstract, characters 1155–1294 · show in text ↑

irrigation · quality: phytochemicals · Zea mays (maize)Positive and negative results

4 papers: 3 positive, 1 negative or no effect

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

  1. no effect
  2. positive
  3. positive
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irrigation · physiology: pigments · Zea mays (maize)Positive and negative results

43 papers: 28 positive, 15 negative or no effect

27 papers in the same direction as this paper · 15 in the opposite direction

  1. negative
  2. negative
  3. negative

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irrigation · growth · Zea mays (maize)Positive and negative results

289 papers: 208 positive, 81 negative or no effect

207 papers in the same direction as this paper · 80 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
  2. no effect
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irrigation · physiology: water · Zea mays (maize)Positive and negative results

324 papers: 284 positive, 40 negative or no effect

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

  1. no effect
  2. negative
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irrigation · yield · Zea mays (maize)Positive and negative results

1,016 papers: 791 positive, 225 negative or no effect

790 papers in the same direction as this paper · 209 in the opposite direction · 16 reporting no difference from an alternative

  1. negative
  2. no effect
  3. negative

1,012 papers more in this group

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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.