Paper · 2009 · Zhongguo shucai

Effects of Molybdenum and Manganese on Nitrate Reductase Activity and Quality of Brassica campestris ssp. chinensis

Longzheng Chen; Jie Chen; Liang Liang; et al.

6
claims
12
verbatim quotes
1
citations
1
research areas
—
Not open access

Abstract

Effect of molybdenum and manganese on nitrate reductase activity,nitrate content and nutrient quality in Brassica campestris ssp.chinensis were studied using solution culture by spraying Mo and Mn elements on leaf,root and leaf combined with root treatment.The results indicated that nitrate reductase activity was significantly improved by Mo treatment,which caused significant reduction of nitrate content.Although,no remarkable effect on improving nitrate reductase activity was found by Mn treatment,nitrate content was also reduced.Both Mo and Mn could improve the contents of soluble sugar and VC.Compared with single treatment of Mo or Mn,the reduction of nitrate content,improvement of soluble sugar and VC contents were more distinct by treatment with Mo plus Mn.

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Claims 6

Associationobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Mo treatment significantly improved nitrate reductase activity.

Taxon
Brassica campestris ssp. chinensisBrassica rapa subsp. oleiferat0
Treatment
Mo treatmente1
Outcome
nitrate reductase activitye1
Direction
improvede1

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

Brassica rapa subsp. oleifera
Brassica rapa subsp. oleifera · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Brassica campestris ssp. chinensis”

✓ located verbatim in the source · title, characters 81–115 · show in text ↑
e1

“nitrate reductase activity was significantly improved by Mo treatment,which caused significant reduction of nitrate content”

✓ located verbatim in the source · abstract, characters 284–407 · show in text ↑
Associationobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Mo treatment significantly reduced nitrate content.

Taxon
Brassica campestris ssp. chinensisBrassica rapa subsp. oleiferat0
Treatment
Mo treatmente1
Outcome
nitrate contente1
Direction
reductione1

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

Brassica rapa subsp. oleifera
Brassica rapa subsp. oleifera · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Brassica campestris ssp. chinensis”

✓ located verbatim in the source · title, characters 81–115 · show in text ↑
e1

“nitrate reductase activity was significantly improved by Mo treatment,which caused significant reduction of nitrate content”

✓ located verbatim in the source · abstract, characters 284–407 · show in text ↑
Associationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Mn treatment had no remarkable effect on nitrate reductase activity.

Taxon
Brassica campestris ssp. chinensisBrassica rapa subsp. oleiferat0
Treatment
Mn treatmente2
Outcome
nitrate reductase activitye2
Direction
no remarkable effecte2

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

Brassica rapa subsp. oleifera
Brassica rapa subsp. oleifera · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Brassica campestris ssp. chinensis”

✓ located verbatim in the source · title, characters 81–115 · show in text ↑
e2

“no remarkable effect on improving nitrate reductase activity was found by Mn treatment,nitrate content was also reduced”

✓ located verbatim in the source · abstract, characters 417–536 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Mn treatment also reduced nitrate content.

Taxon
Brassica campestris ssp. chinensisBrassica rapa subsp. oleiferat0
Treatment
Mn treatmente2
Outcome
nitrate contente2
Direction
reducede2

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

Brassica rapa subsp. oleifera
Brassica rapa subsp. oleifera · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Brassica campestris ssp. chinensis”

✓ located verbatim in the source · title, characters 81–115 · show in text ↑
e2

“no remarkable effect on improving nitrate reductase activity was found by Mn treatment,nitrate content was also reduced”

✓ located verbatim in the source · abstract, characters 417–536 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Mo and Mn both improved soluble sugar and VC contents.

Taxon
Brassica campestris ssp. chinensisBrassica rapa subsp. oleiferat0
Treatment
Mo and Mne3
Outcome
soluble sugar and VCe3
Direction
improvee3

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

Brassica rapa subsp. oleifera
Brassica rapa subsp. oleifera · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Brassica campestris ssp. chinensis”

✓ located verbatim in the source · title, characters 81–115 · show in text ↑
e3

“Both Mo and Mn could improve the contents of soluble sugar and VC”

✓ located verbatim in the source · abstract, characters 537–602 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined Mo plus Mn treatment reduced nitrate content and improved soluble sugar and VC more distinctly than single Mo or Mn treatment.

Taxon
Brassica campestris ssp. chinensisBrassica rapa subsp. oleiferat0
Treatment
treatment with Mo plus Mne4
Outcome
reduction of nitrate contente4
Direction
more distincte4
Comparator
single treatment of Mo or Mne4

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

Brassica rapa subsp. oleifera
Brassica rapa subsp. oleifera · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Brassica campestris ssp. chinensis”

✓ located verbatim in the source · title, characters 81–115 · show in text ↑
e4

“Compared with single treatment of Mo or Mn,the reduction of nitrate content,improvement of soluble sugar and VC contents were more distinct by treatment with Mo plus Mn”

✓ located verbatim in the source · abstract, characters 603–771 · show in text ↑

manganese atom · nutrient: content · Brassica rapa (field mustard)Results agree

4 papers: 4 positive, 0 negative or no effect

3 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive
See all 4 papers →

molybdenum atom · nutrient: content · Brassica rapa (field mustard)Results agree

7 papers: 7 positive, 0 negative or no effect

6 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

3 papers more in this group

See all 7 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.