Paper · 1978 · PubMed

The effect of fertilizer treatments on yield of seed and volatile oil of fennel (Foeniculum vulgare Mill.).

N Abdallah; S El-Gengaihi; E Sedrak

6
claims
12
verbatim quotes
23
citations
1
research areas
—
Not open access

Abstract

Nitrogen fertilization gave higher number of compound umbels and increased oil percentage, seed yield and oil yield with increase in dose. Phosphorus and potassium produced significant increase in the previons aspects with the second dose only.

Abstract from the paper’s OpenAlex record, shown for indexing and research. Copyright remains with the authors or the publisher. Read at the source ↗

The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen fertilization gave more compound umbels as dose increased.

Treatment
Nitrogen fertilizatione0
Outcome
number of compound umbelse0
Direction
highere0

Not reportedComparator

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

Anethum foeniculum
Anethum foeniculum · TaxonRyan Hodnett · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“fennel (Foeniculum vulgare Mill.)”

✓ located verbatim in the source · title, characters 73–106 · show in text ↑
e0

“Nitrogen fertilization gave higher number of compound umbels”

✓ located verbatim in the source · abstract, characters 0–60 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen fertilization increased oil percentage with dose.

Treatment
Nitrogen fertilizatione0
Outcome
oil percentagee0
Direction
increasede0

Not reportedComparator

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

Anethum foeniculum
Anethum foeniculum · TaxonRyan Hodnett · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“fennel (Foeniculum vulgare Mill.)”

✓ located verbatim in the source · title, characters 73–106 · show in text ↑
e0

“Nitrogen fertilization gave higher number of compound umbels and increased oil percentage”

✓ located verbatim in the source · abstract, characters 0–89 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen fertilization increased seed yield with dose.

Treatment
Nitrogen fertilizatione0
Outcome
seed yielde0
Direction
increasede0
Qualifier
with increase in dosee0

Not reportedComparator

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

Anethum foeniculum
Anethum foeniculum · TaxonRyan Hodnett · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“fennel (Foeniculum vulgare Mill.)”

✓ located verbatim in the source · title, characters 73–106 · show in text ↑
e0

“Nitrogen fertilization gave higher number of compound umbels and increased oil percentage, seed yield and oil yield with increase in dose”

✓ located verbatim in the source · abstract, characters 0–137 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen fertilization increased oil yield with dose.

Treatment
Nitrogen fertilizatione0
Outcome
oil yielde0
Direction
increasede0
Qualifier
with increase in dosee0

Not reportedComparator

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

Anethum foeniculum
Anethum foeniculum · TaxonRyan Hodnett · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“fennel (Foeniculum vulgare Mill.)”

✓ located verbatim in the source · title, characters 73–106 · show in text ↑
e0

“Nitrogen fertilization gave higher number of compound umbels and increased oil percentage, seed yield and oil yield with increase in dose”

✓ located verbatim in the source · abstract, characters 0–137 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

The second phosphorus dose significantly increased the previously listed yield aspects.

Treatment
Phosphoruse0
Outcome
previons aspectse0
Direction
increasee0
Qualifier
with the second dose onlye0

Not reportedComparator

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

Anethum foeniculum
Anethum foeniculum · TaxonRyan Hodnett · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“fennel (Foeniculum vulgare Mill.)”

✓ located verbatim in the source · title, characters 73–106 · show in text ↑
e0

“Phosphorus and potassium produced significant increase in the previons aspects with the second dose only”

✓ located verbatim in the source · abstract, characters 139–243 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

The second potassium dose significantly increased the previously listed yield aspects.

Treatment
potassiume0
Outcome
previons aspectse0
Direction
increasee0
Qualifier
with the second dose onlye0

Not reportedComparator

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

Anethum foeniculum
Anethum foeniculum · TaxonRyan Hodnett · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“fennel (Foeniculum vulgare Mill.)”

✓ located verbatim in the source · title, characters 73–106 · show in text ↑
e0

“Phosphorus and potassium produced significant increase in the previons aspects with the second dose only”

✓ located verbatim in the source · abstract, characters 139–243 · show in text ↑

fertilization · quality: oil · Anethum foeniculum (fennel)Positive and negative results

26 papers: 23 positive, 3 negative or no effect

22 papers in the same direction as this paper · 2 in the opposite direction · 1 reporting no difference from an alternative

  1. positive
  2. negative
  3. negative

22 papers more in this group

See all 26 papers →

fertilization · yield · Anethum foeniculum (fennel)Positive and negative results

53 papers: 51 positive, 2 negative or no effect

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

  1. positive
  2. positive
  3. no effect

49 papers more in this group

See all 53 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.