Paper · 2012 · Egyptian Journal of Agricultural Sciences /Egyptian Journal of Agricultural Sciences

IMPACT OF BIOFERTILIZERS AS A PARTIAL AND SAFE SUBSTITUTE OF NITROGEN FERTILIZER ON SOME GROWTH, PHOTOSYNTHETIC PIGMENTS AND YIELD TRAITS IN COTTON PLANTS

M. Dewdar; M. Rady

7
claims
7
verbatim quotes
0
citations
2
research areas
✓
Open access · cc-by

Abstract

Attention has been focused on the use of organic and bio-fertilizers due to the pollution factor and high costs of mineral fertilizers. Therefore, two field experiments were conducted at the Experimental Farm of the Faculty of Agriculture at Fayoum in two successive growing seasons 2010 and 2011 to study the effect of bio-fertilizers (Microbin and Cerealin) with different levels of nitrogen. The treated cotton plants with inorganic N combined with microbin or cerealin bio-fertilizers improved all the studied growth traits of cotton, i.e. plant height, the number of leaves per plant, the total leaf area per plant and dry weight of leaves per plant as compared to the control treatment. The best results were observed when cotton plants were treated with 100 % inorganic N combined with microbin or cerealin for plant height trait in both seasons. Treatment of 80 % N + microbin or cerealin ranked as the first favorable treatments for enhancing cotton yield and leaf pigments in both seasons. From the obtained results, it could be concluded that the application of 80 % N + microbin or cerealin were favorable treatment for producing significantly higher yield with improved growth traits and seed cotton yield saving 20 % of N fertilizer.

Abstract from the paper’s OpenAlex record; open copy licensed cc-by. Read at the source ↗

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Inorganic N combined with Microbin improved cotton height, leaf count, leaf area and leaf dry weight versus control.

Treatment
inorganic N combined with microbine0
Outcome
plant height, the number of leaves per plant, the total leaf area per plant and dry weight of leaves per plante0
Direction
improvede0
Comparator
the control treatmente0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The treated cotton plants with inorganic N combined with microbin or cerealin bio-fertilizers improved all the studied growth traits of cotton, i.e. plant height, the number of leaves per plant, the total leaf area per plant and dry weight of leaves per plant as compared to the control treatment.”

✓ located verbatim in the source · abstract, characters 395–692 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Inorganic N combined with Cerealin improved cotton height, leaf count, leaf area and leaf dry weight versus control.

Treatment
inorganic N combined with microbin or cerealin bio-fertilizerse0
Outcome
plant height, the number of leaves per plant, the total leaf area per plant and dry weight of leaves per plante0
Direction
improvede0
Comparator
the control treatmente0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The treated cotton plants with inorganic N combined with microbin or cerealin bio-fertilizers improved all the studied growth traits of cotton, i.e. plant height, the number of leaves per plant, the total leaf area per plant and dry weight of leaves per plant as compared to the control treatment.”

✓ located verbatim in the source · abstract, characters 395–692 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The best cotton height occurred with 100% inorganic N plus Microbin.

Treatment
100 % inorganic N combined with microbine0
Outcome
plant height traite0
Direction
beste0
Qualifier
both seasonse0

Not reportedComparator

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The best results were observed when cotton plants were treated with 100 % inorganic N combined with microbin or cerealin for plant height trait in both seasons.”

✓ located verbatim in the source · abstract, characters 693–853 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The best cotton height occurred with 100% inorganic N plus Cerealin.

Treatment
100 % inorganic N combined with microbin or cerealine0
Outcome
plant height traite0
Direction
beste0
Qualifier
both seasonse0

Not reportedComparator

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The best results were observed when cotton plants were treated with 100 % inorganic N combined with microbin or cerealin for plant height trait in both seasons.”

✓ located verbatim in the source · abstract, characters 693–853 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

80% N plus Microbin ranked first for cotton yield and leaf pigments.

Treatment
80 % N + microbine0
Outcome
cotton yield and leaf pigmentse0
Direction
enhancinge0
Qualifier
both seasonse0

Not reportedComparator

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Treatment of 80 % N + microbin or cerealin ranked as the first favorable treatments for enhancing cotton yield and leaf pigments in both seasons.”

✓ located verbatim in the source · abstract, characters 854–999 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

80% N plus Cerealin ranked first for cotton yield and leaf pigments.

Treatment
80 % N + microbin or cerealine0
Outcome
cotton yield and leaf pigmentse0
Direction
enhancinge0
Qualifier
both seasonse0

Not reportedComparator

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Treatment of 80 % N + microbin or cerealin ranked as the first favorable treatments for enhancing cotton yield and leaf pigments in both seasons.”

✓ located verbatim in the source · abstract, characters 854–999 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivesignificant (as stated)basis n/a

Claim · model-written summary

The authors recommend 80% N with Microbin or Cerealin to improve yield and save 20% nitrogen fertilizer.

Outcome
the application of 80 % N + microbin or cerealine0
Value
20 %e0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the application of 80 % N + microbin or cerealin were favorable treatment for producing significantly higher yield with improved growth traits and seed cotton yield saving 20 % of N fertilizer”

✓ located verbatim in the source · abstract, characters 1054–1246 · show in text ↑

inoculation · yield · Gossypium hirsutum (cotton)Positive and negative results

50 papers: 46 positive, 4 negative or no effect

45 papers in the same direction as this paper · 3 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
  2. negative
  3. no effect

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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.