Paper · 1997 · Biologia Plantarum

Nitrogen and Azotobacter chroococcum enhance oxidative stress tolerance in sugar beet

D. Štajner; S. Kevrešan; O. Gašić; et al.

6
claims
6
verbatim quotes
63
citations
2
research areas
—
Not open access

Abstract

After treatment with increased quantities of nitrogen and Azotobacter strains, activities of antioxidant enzymes superoxide dismutase, peroxidase and catalase, content of chlorophylls and carotenoids, soluble proteins and dry matter in leaves of sugar beet increased.

Abstract from the paper’s OpenAlex record, shown for indexing and research. Copyright remains with the authors or the publisher. Read at the source ↗

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 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increased nitrogen quantities increased sugar beet antioxidant enzyme activities.

Organ / stage
leavese0
Treatment
increased quantities of nitrogene0
Outcome
activities of antioxidant enzymes superoxide dismutase, peroxidase and catalasee0
Direction
increasede0

Not reportedComparator

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“After treatment with increased quantities of nitrogen and Azotobacter strains, activities of antioxidant enzymes superoxide dismutase, peroxidase and catalase, content of chlorophylls and carotenoids, soluble proteins and dry matter in leaves of sugar beet increased.”

✓ located verbatim in the source · abstract, characters 0–267 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Azotobacter strains increased sugar beet antioxidant enzyme activities.

Treatment
Azotobacter strainse0
Interactor
Azotobacter strainse0symbiont
Outcome
activities of antioxidant enzymes superoxide dismutase, peroxidase and catalasee0
Direction
increasede0

Not reportedComparator

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“After treatment with increased quantities of nitrogen and Azotobacter strains, activities of antioxidant enzymes superoxide dismutase, peroxidase and catalase, content of chlorophylls and carotenoids, soluble proteins and dry matter in leaves of sugar beet increased.”

✓ located verbatim in the source · abstract, characters 0–267 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen treatment increased chlorophylls, carotenoids, and soluble proteins.

Treatment
increased quantities of nitrogene0
Outcome
content of chlorophylls and carotenoids, soluble proteinse0
Direction
increasede0

Not reportedComparator

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“After treatment with increased quantities of nitrogen and Azotobacter strains, activities of antioxidant enzymes superoxide dismutase, peroxidase and catalase, content of chlorophylls and carotenoids, soluble proteins and dry matter in leaves of sugar beet increased.”

✓ located verbatim in the source · abstract, characters 0–267 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Azotobacter strains increased chlorophylls, carotenoids, and soluble proteins.

Treatment
Azotobacter strainse0
Interactor
Azotobacter strainse0symbiont
Outcome
content of chlorophylls and carotenoids, soluble proteinse0
Direction
increasede0

Not reportedComparator

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“After treatment with increased quantities of nitrogen and Azotobacter strains, activities of antioxidant enzymes superoxide dismutase, peroxidase and catalase, content of chlorophylls and carotenoids, soluble proteins and dry matter in leaves of sugar beet increased.”

✓ located verbatim in the source · abstract, characters 0–267 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen treatment increased leaf dry matter.

Treatment
increased quantities of nitrogene0
Outcome
dry matter in leavese0
Direction
increasede0

Not reportedComparator

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“After treatment with increased quantities of nitrogen and Azotobacter strains, activities of antioxidant enzymes superoxide dismutase, peroxidase and catalase, content of chlorophylls and carotenoids, soluble proteins and dry matter in leaves of sugar beet increased.”

✓ located verbatim in the source · abstract, characters 0–267 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Azotobacter strains increased leaf dry matter.

Treatment
Azotobacter strainse0
Interactor
Azotobacter strainse0symbiont
Outcome
dry matter in leavese0
Direction
increasede0

Not reportedComparator

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“After treatment with increased quantities of nitrogen and Azotobacter strains, activities of antioxidant enzymes superoxide dismutase, peroxidase and catalase, content of chlorophylls and carotenoids, soluble proteins and dry matter in leaves of sugar beet increased.”

✓ located verbatim in the source · abstract, characters 0–267 · show in text ↑

Azotobacter · physiology: pigments · Beta vulgaris (beet)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 papers →

nitrogen · growth · Beta vulgaris (beet)Positive and negative results

108 papers: 97 positive, 11 negative or no effect

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

  1. positive
  2. negative
  3. negative

104 papers more in this group

See all 108 papers →

nitrogen · physiology: pigments · Beta vulgaris (beet)Results agree

8 papers: 8 positive, 0 negative or no effect

7 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

4 papers more in this group

See all 8 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.