Paper · 2023 · IOP Conference Series Earth and Environmental Science

Effect of Humic Acid, Organic Nitrogen and Thidiazuron Spray on Growth and Yield Characteristics of Pear trees (Pyrus communis L.) cv.Le-Conte

Nisreen M. Hathal; Ali M. Al-Hayany

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claims
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verbatim quotes
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citations
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research areas
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Open access · cc-by

Abstract

Abstract This study was carried out on 5-yrs old Pear trees cv.Le-Conte), grown in a private orchard located at Otomaniyah area, Diyala Governorate, Iraq during 2019 growing season to study the effect of Humic Acid (0 and 1%), Organic Nitrogen (0 and 1%) and Thidiazuron (0,7.5 and 15 mg l -1 ) Spray on Growth and Yield Characteristics of Pear trees. Three replicates and one tree per experimental unit were utilized in a factorial experiment with three factors (2×2×3) using the Randomized Complete Block Design (RCBD). Data analysis was performed with the use of ready-made program and the Duncan’s multiple range test with 0.05 probability. The solutions were sprayed three times ( 20 march, 10 April, and 10 may ). The results showed that TDZ spray gave a significant effect through improving most of the studied traits as leaf area, leaves nitrogen, and potassium content (%), fruit weight, fruit flesh total titratable acidity, and total soluble solids (TSS %) of fruit juice.

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

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Claims 2

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Thidiazuron (TDZ) spray significantly improved pear leaf area, leaf nitrogen and leaf potassium content.

Taxon
Pear treesPyrus communise0
Material
cv.Le-Contee0
Treatment
TDZ spraye1
Outcome
leaf area, leaves nitrogen, and potassium contente1
Direction
improvinge1

Not reportedComparator

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

Pyrus communis
Pyrus communis · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Pear trees cv.Le-Conte”

✓ located verbatim in the source · abstract, characters 49–71 · show in text ↑
e1

“The results showed that TDZ spray gave a significant effect through improving most of the studied traits as leaf area, leaves nitrogen, and potassium content (%), fruit weight, fruit flesh total titratable acidity, and total soluble solids (TSS %) of fruit juice”

✓ located verbatim in the source · abstract, characters 720–982 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Thidiazuron (TDZ) spray significantly improved pear fruit weight, fruit flesh titratable acidity and total soluble solids.

Taxon
Pear treesPyrus communise0
Material
cv.Le-Contee0
Treatment
TDZ spraye1
Outcome
fruit weight, fruit flesh total titratable acidity, and total soluble solidse1
Direction
improvinge1

Not reportedComparator

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

Pyrus communis
Pyrus communis · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Pear trees cv.Le-Conte”

✓ located verbatim in the source · abstract, characters 49–71 · show in text ↑
e1

“The results showed that TDZ spray gave a significant effect through improving most of the studied traits as leaf area, leaves nitrogen, and potassium content (%), fruit weight, fruit flesh total titratable acidity, and total soluble solids (TSS %) of fruit juice”

✓ located verbatim in the source · abstract, characters 720–982 · show in text ↑

Thidiazuron · quality: sugar starch · Pyrus communis (pear)Results differ

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. negative
See all 2 papers →

Thidiazuron · growth · Pyrus communis (pear)Positive and negative results

6 papers: 5 positive, 1 negative or no effect

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

  1. positive
  2. no effect
  3. positive

2 papers more in this group

See all 6 papers →

application · quality: sugar starch · Pyrus communis (pear)Positive and negative results

12 papers: 10 positive, 2 negative or no effect

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

  1. no effect
  2. negative
  3. positive

8 papers more in this group

See all 12 papers →

application · growth · Pyrus communis (pear)Positive and negative results

20 papers: 16 positive, 4 negative or no effect

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

  1. negative
  2. no effect
  3. negative

16 papers more in this group

See all 20 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.