Paper · 2023 · Bulletin Samara State Agricultural Academy

THE INFLUENCE OF TILLAGE AND FERTILIZER SYSTEMS ON THE YIELD STRUCTURE AND GRAIN QUALITY OF SPRING BARLEY

Natalia P. Bakaeva; Alexander S. Vasiliev; Vasily G. Kutilkin

14
claims
20
verbatim quotes
3
citations
2
research areas
✓
Open access · cc-by

Abstract

The purpose of the research is to increase the yield and quality of spring barley grain by various tillage systems and fertilization. The conducted studies of the influence of the tillage method and the use of nitrogen fertilizer N30 on the elements of the spring barley crop structure indicate a positive effect on the number of plants and stems, their height, grain weight from the main ear of spring barley, increasing the value of these indicators to 2.2-3.2%. The yield, pro-tein content and vitreous content of the endosperm, depending on the conditions of the experiment, had the highest values in the plowing variant with a fertilized background, the lowest in the variants of fine processing, without autumn mechanical processing and without fertilizers. The natural weight of grain, determined depending on the systems of tillage and fertilizers, had similar values, changing slightly. The level of profitability of spring barley grain production, with the use of tillage systems – plowing and mineral fertilizer – decreased by 11% and 15%, respectively, compared with options without autumn mechanical processing and without fertilizers. Thus, the application of mineral fertilizers is less effective, and the use of a tillage method – without autumn mechanical treatment when cultivating spring bar-ley is economically feasible. Correlation analysis of yield and protein content in barley grains has shown that the de-gree of dependence of the traits is medium or strong, both straight and reverse. The determination coefficient in the regression equation is close to one and describes well the dependence of features. When analyzing the dependence of vitreous on protein content, a significant close correlation was established, which shows that the increase in one indicator is associated with the increase in the other.

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Claims 14

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tillage and N30 fertilizer increased number of plants and stems by 2.2-3.2%.

Taxon
spring barleyHordeum vulgaree0
Treatment
tillage method and the use of nitrogen fertilizer N30e0
Outcome
number of plants and stemse0
Direction
increasinge0
Value
2.2-3.2%e0

Not reportedComparator

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The conducted studies of the influence of the tillage method and the use of nitrogen fertilizer N30 on the elements of the spring barley crop structure indicate a positive effect on the number of plants and stems, their height, grain weight from the main ear of spring barley, increasing the value of these indicators to 2.2-3.2%.”

✓ located verbatim in the source · abstract, characters 134–464 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tillage and N30 fertilizer increased their height by 2.2-3.2%.

Taxon
spring barleyHordeum vulgaree0
Treatment
tillage method and the use of nitrogen fertilizer N30e0
Outcome
their heighte0
Direction
increasinge0
Value
2.2-3.2%e0

Not reportedComparator

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The conducted studies of the influence of the tillage method and the use of nitrogen fertilizer N30 on the elements of the spring barley crop structure indicate a positive effect on the number of plants and stems, their height, grain weight from the main ear of spring barley, increasing the value of these indicators to 2.2-3.2%.”

✓ located verbatim in the source · abstract, characters 134–464 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tillage and N30 fertilizer increased grain weight from the main ear of spring barley by 2.2-3.2%.

Taxon
spring barleyHordeum vulgaree0
Treatment
tillage method and the use of nitrogen fertilizer N30e0
Outcome
grain weight from the main ear of spring barleye0
Direction
increasinge0
Value
2.2-3.2%e0

Not reportedComparator

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The conducted studies of the influence of the tillage method and the use of nitrogen fertilizer N30 on the elements of the spring barley crop structure indicate a positive effect on the number of plants and stems, their height, grain weight from the main ear of spring barley, increasing the value of these indicators to 2.2-3.2%.”

✓ located verbatim in the source · abstract, characters 134–464 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

yield was highest with plowing and fertilizer and lowest under fine processing or no autumn processing and no fertilizer.

Taxon
SPRING BARLEYHordeum vulgaret0
Treatment
plowing variant with a fertilized backgrounde0
Outcome
yielde0
Direction
higheste0
Comparator
fine processing, without autumn mechanical processing and without fertilizerse0

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The yield, pro-tein content and vitreous content of the endosperm, depending on the conditions of the experiment, had the highest values in the plowing variant with a fertilized background, the lowest in the variants of fine processing, without autumn mechanical processing and without fertilizers.”

✓ located verbatim in the source · abstract, characters 465–763 · show in text ↑
t0

“SPRING BARLEY”

✓ located verbatim in the source · title, characters 92–105 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

pro-tein content was highest with plowing and fertilizer and lowest under fine processing or no autumn processing and no fertilizer.

Taxon
SPRING BARLEYHordeum vulgaret0
Treatment
plowing variant with a fertilized backgrounde0
Outcome
pro-tein contente0
Direction
higheste0
Comparator
fine processing, without autumn mechanical processing and without fertilizerse0

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The yield, pro-tein content and vitreous content of the endosperm, depending on the conditions of the experiment, had the highest values in the plowing variant with a fertilized background, the lowest in the variants of fine processing, without autumn mechanical processing and without fertilizers.”

✓ located verbatim in the source · abstract, characters 465–763 · show in text ↑
t0

“SPRING BARLEY”

✓ located verbatim in the source · title, characters 92–105 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

vitreous content of the endosperm was highest with plowing and fertilizer and lowest under fine processing or no autumn processing and no fertilizer.

Taxon
SPRING BARLEYHordeum vulgaret0
Treatment
plowing variant with a fertilized backgrounde0
Outcome
vitreous content of the endosperme0
Direction
higheste0
Comparator
fine processing, without autumn mechanical processing and without fertilizerse0

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The yield, pro-tein content and vitreous content of the endosperm, depending on the conditions of the experiment, had the highest values in the plowing variant with a fertilized background, the lowest in the variants of fine processing, without autumn mechanical processing and without fertilizers.”

✓ located verbatim in the source · abstract, characters 465–763 · show in text ↑
t0

“SPRING BARLEY”

✓ located verbatim in the source · title, characters 92–105 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Grain test weight varied only slightly across tillage and fertilizer systems.

Taxon
SPRING BARLEYHordeum vulgaret0
Treatment
systems of tillage and fertilizerse0
Outcome
natural weight of graine0
Direction
changing slightlye0

Not reportedComparator

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The natural weight of grain, determined depending on the systems of tillage and fertilizers, had similar values, changing slightly.”

✓ located verbatim in the source · abstract, characters 764–895 · show in text ↑
t0

“SPRING BARLEY”

✓ located verbatim in the source · title, characters 92–105 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

plowing reduced profitability by 11%.

Taxon
spring barleyHordeum vulgaree0
Treatment
plowinge0
Outcome
level of profitabilitye0
Direction
decreasede0
Value
11%e0
Comparator
without autumn mechanical processinge0

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The level of profitability of spring barley grain production, with the use of tillage systems – plowing and mineral fertilizer – decreased by 11% and 15%, respectively, compared with options without autumn mechanical processing and without fertilizers.”

✓ located verbatim in the source · abstract, characters 896–1148 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

mineral fertilizer reduced profitability by 15%.

Taxon
spring barleyHordeum vulgaree0
Treatment
mineral fertilizere0
Outcome
level of profitabilitye0
Direction
decreasede0
Value
15%e0
Comparator
without fertilizerse0

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The level of profitability of spring barley grain production, with the use of tillage systems – plowing and mineral fertilizer – decreased by 11% and 15%, respectively, compared with options without autumn mechanical processing and without fertilizers.”

✓ located verbatim in the source · abstract, characters 896–1148 · show in text ↑
Recommendationauthor interpretationoriginal resultnegativebasis n/a

Claim · model-written summary

Authors considered mineral fertilizer less effective.

Taxon
spring bar-leyHordeum vulgaree0
Outcome
application of mineral fertilizers is less effectivee0

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Thus, the application of mineral fertilizers is less effective, and the use of a tillage method – without autumn mechanical treatment when cultivating spring bar-ley is economically feasible.”

✓ located verbatim in the source · abstract, characters 1149–1340 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Authors considered cultivation without autumn mechanical treatment economically feasible.

Taxon
spring bar-leyHordeum vulgaree0
Outcome
without autumn mechanical treatment when cultivating spring bar-ley is economically feasiblee0

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Thus, the application of mineral fertilizers is less effective, and the use of a tillage method – without autumn mechanical treatment when cultivating spring bar-ley is economically feasible.”

✓ located verbatim in the source · abstract, characters 1149–1340 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Yield and grain protein content showed medium or strong correlations in both directions.

Outcome
yielde0
Qualifier
medium or strong, both straight and reversee0
Comparator
protein contente0

Not reportedDirection

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Correlation analysis of yield and protein content in barley grains has shown that the de-gree of dependence of the traits is medium or strong, both straight and reverse.”

✓ located verbatim in the source · abstract, characters 1341–1510 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

The regression determination coefficient was close to one.

Taxon
SPRING BARLEYHordeum vulgaret0
Outcome
determination coefficiente0
Value
close to onee0
Comparator
regression equatione0

Not reportedDirection

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The determination coefficient in the regression equation is close to one and describes well the dependence of features.”

✓ located verbatim in the source · abstract, characters 1511–1630 · show in text ↑
t0

“SPRING BARLEY”

✓ located verbatim in the source · title, characters 92–105 · show in text ↑
Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Vitreous and protein content had a significant positive correlation.

Taxon
SPRING BARLEYHordeum vulgaret0
Outcome
vitreouse0
Direction
increasee0
Comparator
protein contente0

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“When analyzing the dependence of vitreous on protein content, a significant close correlation was established, which shows that the increase in one indicator is associated with the increase in the other.”

✓ located verbatim in the source · abstract, characters 1631–1834 · show in text ↑
t0

“SPRING BARLEY”

✓ located verbatim in the source · title, characters 92–105 · show in text ↑

tillage · molecular: metabolites · Hordeum vulgare (barley)Positive and negative results

7 papers: 3 positive, 4 negative or no effect

2 papers in the same direction as this paper · 4 in the opposite direction

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tillage · growth · Hordeum vulgare (barley)Positive and negative results

37 papers: 24 positive, 13 negative or no effect

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fertilization · molecular: metabolites · Hordeum vulgare (barley)Positive and negative results

47 papers: 38 positive, 9 negative or no effect

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  1. no effect
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tillage · yield · Hordeum vulgare (barley)Positive and negative results

161 papers: 105 positive, 56 negative or no effect

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fertilization · growth · Hordeum vulgare (barley)Positive and negative results

165 papers: 138 positive, 27 negative or no effect

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fertilization · yield · Hordeum vulgare (barley)Positive and negative results

550 papers: 473 positive, 77 negative or no effect

472 papers in the same direction as this paper · 66 in the opposite direction · 11 reporting no difference from an alternative

  1. positive
  2. 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.