Paper · 2020 · Communications in Soil Science and Plant Analysis

Innovative Nitrogen Fertilizers Effect on Cotton Cultivation

K.D. Giannoulis; D. Bartzialis; E. Skoufogianni; et al.

5
claims
12
verbatim quotes
6
citations
2
research areas
—
Not open access

Abstract

Fertilizer enhancement is determined by chemical and physical characteristics, environmental safety, and mechanical stress stabilization, etc. In order to assess the reaction of cotton cultivation to distinct kinds of fertilizer (Agrotain: fertilizers with urease inhibitor versus standard urea) and different nitrogen dressings on chlorophyll content and yield, field studies were performed at two distinct locations (Palamas and Velestino) for 2 years (2014 and 2015). Cotton variety Flora was cultivated using Agrotain (with urease inhibitor) versus standard (urea) fertilizers under various N-dressings (0, 70, 140, and 210 kg ha−1). It was found that plants fertilized with Agrotain obtained higher chlorophyll content and achieved considerably higher yield during the second experimentation year owing to the efficient release and uptake of nitrogen from the plants. The variations between the examined fertilizers may be due to smoother, more stable N-nutrition and greater rates of photosynthesis. Nitrogen Use Efficiency was the same independently fertilization type, reinforcing the hypothesis that Agrotain fertilizers can lead to less N-losses, which is confirmed from the higher Agrotain recovery fraction. Therefore, the application of urease inhibitor fertilizers may decrease N-application and N-losses and it is advisable to introduce them to nutrition situations.

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Claims 5

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Agrotain-fertilized cotton had higher chlorophyll content than cotton given standard urea fertilizer.

Material
Florae2
Treatment
Agrotain (with urease inhibitor)e2
Outcome
chlorophyll contente1
Direction
highere1
Comparator
standard (urea) fertilizerse2
Setting
Palamas and Velestinoe0

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

e1

“plants fertilized with Agrotain obtained higher chlorophyll content and achieved considerably higher yield during the second experimentation year”

✓ located verbatim in the source · abstract, characters 656–801 · show in text ↑
e2

“Cotton variety Flora was cultivated using Agrotain (with urease inhibitor) versus standard (urea) fertilizers”

✓ located verbatim in the source · abstract, characters 471–580 · show in text ↑
e0

“field studies were performed at two distinct locations (Palamas and Velestino)”

✓ located verbatim in the source · abstract, characters 363–441 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Agrotain-fertilized cotton achieved considerably higher yield in the second experimentation year than with standard urea fertilizer.

Treatment
Agrotaine1
Outcome
yielde1
Direction
considerably highere1
Qualifier
during the second experimentation yeare1
Comparator
standard (urea) fertilizerse2
Setting
Palamas and Velestinoe0

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

e1

“plants fertilized with Agrotain obtained higher chlorophyll content and achieved considerably higher yield during the second experimentation year”

✓ located verbatim in the source · abstract, characters 656–801 · show in text ↑
e2

“Cotton variety Flora was cultivated using Agrotain (with urease inhibitor) versus standard (urea) fertilizers”

✓ located verbatim in the source · abstract, characters 471–580 · show in text ↑
e0

“field studies were performed at two distinct locations (Palamas and Velestino)”

✓ located verbatim in the source · abstract, characters 363–441 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Nitrogen use efficiency of cotton was the same regardless of fertilizer type.

Treatment
fertilization typee3
Outcome
Nitrogen Use Efficiencye3
Direction
the samee3
Comparator
standard (urea) fertilizerse2

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

e3

“Nitrogen Use Efficiency was the same independently fertilization type”

✓ located verbatim in the source · abstract, characters 1006–1075 · show in text ↑
e2

“Cotton variety Flora was cultivated using Agrotain (with urease inhibitor) versus standard (urea) fertilizers”

✓ located verbatim in the source · abstract, characters 471–580 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The Agrotain recovery fraction in cotton was higher, which the authors take to confirm less N loss.

Treatment
Agrotaine4
Outcome
Agrotain recovery fractione4
Direction
highere4
Comparator
standard (urea) fertilizerse2

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

e4

“confirmed from the higher Agrotain recovery fraction”

✓ located verbatim in the source · abstract, characters 1166–1218 · show in text ↑
e2

“Cotton variety Flora was cultivated using Agrotain (with urease inhibitor) versus standard (urea) fertilizers”

✓ located verbatim in the source · abstract, characters 471–580 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend introducing urease-inhibitor fertilizers into cotton nutrition, which they expect to lower N application and N losses.

Outcome
application of urease inhibitor fertilizerse5
Qualifier
may decrease N-application and N-lossese5

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

e5

“the application of urease inhibitor fertilizers may decrease N-application and N-losses and it is advisable to introduce them to nutrition situations”

✓ located verbatim in the source · abstract, characters 1231–1380 · show in text ↑
e2

“Cotton variety Flora was cultivated using Agrotain (with urease inhibitor) versus standard (urea) fertilizers”

✓ located verbatim in the source · abstract, characters 471–580 · show in text ↑

fertilization · nutrient: efficiency · Gossypium hirsutum (cotton)Positive and negative results

30 papers: 27 positive, 3 negative or no effect

2 papers in the same direction as this paper · 27 reporting no difference from an alternative

  1. positive
  2. positive
  3. positive

26 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.