Paper · 2020 · Open Agriculture

The impact of foliar feeding on the yield components of three winter rape morphotypes (Brassica napus L.)

Anna Sikorska; Marek Gugała; Krystyna Zarzecka

4
claims
8
verbatim quotes
6
citations
1
research areas
✓
Open access · cc-by

Abstract

Abstract The aim of the study was to determine the impact of foliar fertilizers containing amino acids, sulphur, boron on the number of productive branches, the number of pods per plant, the number of seeds in pods and the length of pods of three winter rape ( Brassica napus ) varieties (Monolit, PX115, PT248). The research was carried out in 2016-2017, 2017-2018, 2018-2019 at the Zawady Agricultural Experimental Station (52o03’N and 22o33’E) belonging to the University of Natural Sciences and Humanities in Siedlce, Poland. The field experiment was set up in a split-plot layout in triplicate. The area of one plot for harvest was 21 m 2 . The examined factors were I - morphotipe of winter rape: population variety (Monolit), hybrid restored with a semi-dwarf growth type (PX115), hybrid restored with a traditional growth type (PT248). II - types of foliar feeding: 1. treatment without biostimulator and foliar feeding, 2. Bioregulator Aminoplant, 3. Foliar fertilizer Siarkomag with foliar fertilizer Bormax, 4. Foliar fertilizer Siarkomag with foliar fertilizer Bormax and Aminoplant. Variable climatic conditions in the years of the experiment affected the studied components of seed yield of three L. morphotypes. In the year 2016-2017 of research, the plants produced the most productive branches, had the longest pods filled with the largest number of seeds. Foliar nutrition with a biostimulator containing amino acids did not significantly affect the increase of the number of productive branches, pods per plant and pod length compared to the variant on which no foliar fertilization was applied. Foliar fertilization with S and B in combination with bio-stimulators was the most effective in increasing the components of seed yield, while the number of productive branches and length of pods under the influence of foliar fertilizers was the same regardless of the application of the biostimulator. The long-stem variety had longer pods that were filled with more seeds than the others.

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

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Claims 4

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The 2016-2017 plants had the most branches and longest pods with most seeds.

Taxon
winter rapeBrassica napuse1
Outcome
most productive branches, had the longest pods filled with the largest number of seedse0
Setting
year 2016-2017e0

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“In the year 2016-2017 of research, the plants produced the most productive branches, had the longest pods filled with the largest number of seeds”

✓ located verbatim in the source · abstract, characters 1227–1372 · show in text ↑
e1

“three winter rape ( Brassica napus ) varieties”

✓ located verbatim in the source · abstract, characters 241–287 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Amino acid biostimulator did not significantly increase branches, pods, or pod length.

Taxon
winter rapeBrassica napuse1
Treatment
Foliar nutrition with a biostimulator containing amino acidse0
Outcome
number of productive branches, pods per plant and pod lengthe0
Direction
did not significantly affecte0
Comparator
no foliar fertilizatione0

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Foliar nutrition with a biostimulator containing amino acids did not significantly affect the increase of the number of productive branches, pods per plant and pod length compared to the variant on which no foliar fertilization was applied”

✓ located verbatim in the source · abstract, characters 1374–1613 · show in text ↑
e1

“three winter rape ( Brassica napus ) varieties”

✓ located verbatim in the source · abstract, characters 241–287 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined S and B foliar fertilizer and biostimulator most effectively increased seed yield components.

Taxon
winter rapeBrassica napuse1
Treatment
Foliar fertilization with S and B in combination with bio-stimulatorse0
Outcome
components of seed yielde0
Direction
increasinge0

Not reportedComparator

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Foliar fertilization with S and B in combination with bio-stimulators was the most effective in increasing the components of seed yield”

✓ located verbatim in the source · abstract, characters 1615–1750 · show in text ↑
e1

“three winter rape ( Brassica napus ) varieties”

✓ located verbatim in the source · abstract, characters 241–287 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The long-stem variety had longer pods with more seeds.

Taxon
winter rapeBrassica napuse1
Material
long-stem varietye0
Outcome
longer pods that were filled with more seedse0
Comparator
the otherse0

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The long-stem variety had longer pods that were filled with more seeds than the others”

✓ located verbatim in the source · abstract, characters 1918–2004 · show in text ↑
e1

“three winter rape ( Brassica napus ) varieties”

✓ located verbatim in the source · abstract, characters 241–287 · show in text ↑

micronutrient · yield · Brassica napus (oilseed rape)Positive and negative results

12 papers: 10 positive, 2 negative or no effect

1 paper in the same direction as this paper · 10 reporting no difference from an alternative

  1. positive
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application · yield · Brassica napus (oilseed rape)Positive and negative results

93 papers: 85 positive, 8 negative or no effect

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fertilization · yield · Brassica napus (oilseed rape)Positive and negative results

378 papers: 337 positive, 41 negative or no effect

336 papers in the same direction as this paper · 37 in the opposite direction · 4 reporting no difference from an alternative

  1. positive
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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.