Abstract

In order to study the effect of plant growth promoting Rhizobacteria, seaweed extract and humic acid on growth parameters and chlorophyll content of dill (Anethumgraveolens L.) a field experiment was done in the form of factorial in randomized complete block design (RCBD) in research field of Islamic Azad University, college of agriculture and natural resources branch of karaj, Mahdasht, Iran in 2012. The treatments were: A) humic acid with three levels, B) plant growth promoting Rhizobacteria with two levels, C) seaweed extract with two levels.The results showed that application of humic acid cause to increase in fresh weight, dry weight, height, root fresh weight, root dry weight, chlorophyll a and essential oil of dill. The highest amount of fresh weight (3.06 kg/m2), dry weight (0.23 kg/m2), plant height (67.7 cm), chlorophyll a (0.058 mg/l), root fresh weight (19.89 gr/m 2 ), root dry weight (4.98 gr/m 2 ) and essential oil (0.58 %) were found at 6 l/ha humic acid. According to the mean comparison of interaction effect between humic acid levels, plant growth promoting rhizobacteria and seaweed extract it is seen that among the treatments,soil application of humic acid 6 lit/ha+ application of plant growth promoting rhizobacteria and seaweed has the maximum amount of all evaluated traits. Overall, results illustrated that humic acid affected growth parameters and essential oil of dill plant more than plant growth promoting rhizobacteria and seaweed extract.

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

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Claims 12

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The highest fresh weight in dill was 3.06 kg/m2 at 6 l/ha humic acid.

Taxon
dill (Anethumgraveolens L.)Anethum graveolenst0
Treatment
6 l/ha humic acide0
Outcome
fresh weighte0
Direction
higheste0
Value
3.06 kg/m2e0

Not reportedComparator

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

Anethum graveolens
Anethum graveolens · TaxonTepeyac · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The highest amount of fresh weight (3.06 kg/m2), dry weight (0.23 kg/m2), plant height (67.7 cm), chlorophyll a (0.058 mg/l), root fresh weight (19.89 gr/m 2 ), root dry weight (4.98 gr/m 2 ) and essential oil (0.58 %) were found at 6 l/ha humic acid.”

✓ located verbatim in the source · abstract, characters 733–984 · show in text ↑
t0

“The Comparison of Organic and Biologic Fertilizers Effects on Growth and Essential Oil of Dill (Anethumgraveolens L.)”

✓ located verbatim in the source · title, characters 0–117 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The highest dry weight in dill was 0.23 kg/m2 at 6 l/ha humic acid.

Taxon
dill (Anethumgraveolens L.)Anethum graveolenst0
Treatment
6 l/ha humic acide0
Outcome
dry weighte0
Direction
higheste0
Value
0.23 kg/m2e0

Not reportedComparator

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

Anethum graveolens
Anethum graveolens · TaxonTepeyac · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The highest amount of fresh weight (3.06 kg/m2), dry weight (0.23 kg/m2), plant height (67.7 cm), chlorophyll a (0.058 mg/l), root fresh weight (19.89 gr/m 2 ), root dry weight (4.98 gr/m 2 ) and essential oil (0.58 %) were found at 6 l/ha humic acid.”

✓ located verbatim in the source · abstract, characters 733–984 · show in text ↑
t0

“The Comparison of Organic and Biologic Fertilizers Effects on Growth and Essential Oil of Dill (Anethumgraveolens L.)”

✓ located verbatim in the source · title, characters 0–117 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The highest plant height in dill was 67.7 cm at 6 l/ha humic acid.

Taxon
dill (Anethumgraveolens L.)Anethum graveolenst0
Treatment
6 l/ha humic acide0
Outcome
plant heighte0
Direction
higheste0
Value
67.7 cme0

Not reportedComparator

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

Anethum graveolens
Anethum graveolens · TaxonTepeyac · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The highest amount of fresh weight (3.06 kg/m2), dry weight (0.23 kg/m2), plant height (67.7 cm), chlorophyll a (0.058 mg/l), root fresh weight (19.89 gr/m 2 ), root dry weight (4.98 gr/m 2 ) and essential oil (0.58 %) were found at 6 l/ha humic acid.”

✓ located verbatim in the source · abstract, characters 733–984 · show in text ↑
t0

“The Comparison of Organic and Biologic Fertilizers Effects on Growth and Essential Oil of Dill (Anethumgraveolens L.)”

✓ located verbatim in the source · title, characters 0–117 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The highest chlorophyll a in dill was 0.058 mg/l at 6 l/ha humic acid.

Taxon
dill (Anethumgraveolens L.)Anethum graveolenst0
Treatment
6 l/ha humic acide0
Outcome
chlorophyll ae0
Direction
higheste0
Value
0.058 mg/le0

Not reportedComparator

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

Anethum graveolens
Anethum graveolens · TaxonTepeyac · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The highest amount of fresh weight (3.06 kg/m2), dry weight (0.23 kg/m2), plant height (67.7 cm), chlorophyll a (0.058 mg/l), root fresh weight (19.89 gr/m 2 ), root dry weight (4.98 gr/m 2 ) and essential oil (0.58 %) were found at 6 l/ha humic acid.”

✓ located verbatim in the source · abstract, characters 733–984 · show in text ↑
t0

“The Comparison of Organic and Biologic Fertilizers Effects on Growth and Essential Oil of Dill (Anethumgraveolens L.)”

✓ located verbatim in the source · title, characters 0–117 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The highest root fresh weight in dill was 19.89 gr/m 2 at 6 l/ha humic acid.

Taxon
dill (Anethumgraveolens L.)Anethum graveolenst0
Treatment
6 l/ha humic acide0
Outcome
root fresh weighte0
Direction
higheste0
Value
19.89 gr/m 2e0

Not reportedComparator

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

Anethum graveolens
Anethum graveolens · TaxonTepeyac · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The highest amount of fresh weight (3.06 kg/m2), dry weight (0.23 kg/m2), plant height (67.7 cm), chlorophyll a (0.058 mg/l), root fresh weight (19.89 gr/m 2 ), root dry weight (4.98 gr/m 2 ) and essential oil (0.58 %) were found at 6 l/ha humic acid.”

✓ located verbatim in the source · abstract, characters 733–984 · show in text ↑
t0

“The Comparison of Organic and Biologic Fertilizers Effects on Growth and Essential Oil of Dill (Anethumgraveolens L.)”

✓ located verbatim in the source · title, characters 0–117 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The highest root dry weight in dill was 4.98 gr/m 2 at 6 l/ha humic acid.

Taxon
dill (Anethumgraveolens L.)Anethum graveolenst0
Treatment
6 l/ha humic acide0
Outcome
root dry weighte0
Direction
higheste0
Value
4.98 gr/m 2e0

Not reportedComparator

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

Anethum graveolens
Anethum graveolens · TaxonTepeyac · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The highest amount of fresh weight (3.06 kg/m2), dry weight (0.23 kg/m2), plant height (67.7 cm), chlorophyll a (0.058 mg/l), root fresh weight (19.89 gr/m 2 ), root dry weight (4.98 gr/m 2 ) and essential oil (0.58 %) were found at 6 l/ha humic acid.”

✓ located verbatim in the source · abstract, characters 733–984 · show in text ↑
t0

“The Comparison of Organic and Biologic Fertilizers Effects on Growth and Essential Oil of Dill (Anethumgraveolens L.)”

✓ located verbatim in the source · title, characters 0–117 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The highest essential oil in dill was 0.58 % at 6 l/ha humic acid.

Taxon
dill (Anethumgraveolens L.)Anethum graveolenst0
Treatment
6 l/ha humic acide0
Outcome
essential oile0
Direction
higheste0
Value
0.58 %e0

Not reportedComparator

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

Anethum graveolens
Anethum graveolens · TaxonTepeyac · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The highest amount of fresh weight (3.06 kg/m2), dry weight (0.23 kg/m2), plant height (67.7 cm), chlorophyll a (0.058 mg/l), root fresh weight (19.89 gr/m 2 ), root dry weight (4.98 gr/m 2 ) and essential oil (0.58 %) were found at 6 l/ha humic acid.”

✓ located verbatim in the source · abstract, characters 733–984 · show in text ↑
t0

“The Comparison of Organic and Biologic Fertilizers Effects on Growth and Essential Oil of Dill (Anethumgraveolens L.)”

✓ located verbatim in the source · title, characters 0–117 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Humic acid increased dill fresh weight, dry weight and height.

Treatment
humic acide0
Outcome
fresh weight, dry weight, heighte0
Direction
increasee0

Not reportedComparator

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

Anethum graveolens
Anethum graveolens · TaxonTepeyac · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The results showed that application of humic acid cause to increase in fresh weight, dry weight, height, root fresh weight, root dry weight, chlorophyll a and essential oil of dill.”

✓ located verbatim in the source · abstract, characters 551–732 · show in text ↑
t0

“The Comparison of Organic and Biologic Fertilizers Effects on Growth and Essential Oil of Dill (Anethumgraveolens L.)”

✓ located verbatim in the source · title, characters 0–117 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Humic acid increased dill root fresh and dry weight.

Treatment
humic acide0
Outcome
root fresh weight, root dry weighte0
Direction
increasee0

Not reportedComparator

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

Anethum graveolens
Anethum graveolens · TaxonTepeyac · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The results showed that application of humic acid cause to increase in fresh weight, dry weight, height, root fresh weight, root dry weight, chlorophyll a and essential oil of dill.”

✓ located verbatim in the source · abstract, characters 551–732 · show in text ↑
t0

“The Comparison of Organic and Biologic Fertilizers Effects on Growth and Essential Oil of Dill (Anethumgraveolens L.)”

✓ located verbatim in the source · title, characters 0–117 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Humic acid increased dill chlorophyll a and essential oil.

Treatment
humic acide0
Outcome
chlorophyll a and essential oile0
Direction
increasee0

Not reportedComparator

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

Anethum graveolens
Anethum graveolens · TaxonTepeyac · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The results showed that application of humic acid cause to increase in fresh weight, dry weight, height, root fresh weight, root dry weight, chlorophyll a and essential oil of dill.”

✓ located verbatim in the source · abstract, characters 551–732 · show in text ↑
t0

“The Comparison of Organic and Biologic Fertilizers Effects on Growth and Essential Oil of Dill (Anethumgraveolens L.)”

✓ located verbatim in the source · title, characters 0–117 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined soil humic acid, rhizobacteria and seaweed produced maximum evaluated traits.

Taxon
dill (Anethumgraveolens L.)Anethum graveolenst0
Treatment
soil application of humic acid 6 lit/ha+ application of plant growth promoting rhizobacteria and seaweede0
Interactor
plant growth promoting rhizobacteriae0symbiont
Outcome
maximum amount of all evaluated traitse0
Direction
maximume0

Not reportedComparator

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

Anethum graveolens
Anethum graveolens · TaxonTepeyac · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“soil application of humic acid 6 lit/ha+ application of plant growth promoting rhizobacteria and seaweed has the maximum amount of all evaluated traits.”

✓ located verbatim in the source · abstract, characters 1161–1313 · show in text ↑
t0

“The Comparison of Organic and Biologic Fertilizers Effects on Growth and Essential Oil of Dill (Anethumgraveolens L.)”

✓ located verbatim in the source · title, characters 0–117 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Humic acid affected dill growth parameters and essential oil more than rhizobacteria and seaweed extract.

Treatment
humic acide0
Outcome
growth parameters and essential oile0
Direction
moree0
Comparator
plant growth promoting rhizobacteria and seaweed extracte0

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

Anethum graveolens
Anethum graveolens · TaxonTepeyac · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“humic acid affected growth parameters and essential oil of dill plant more than plant growth promoting rhizobacteria and seaweed extract.”

✓ located verbatim in the source · abstract, characters 1348–1485 · show in text ↑
t0

“The Comparison of Organic and Biologic Fertilizers Effects on Growth and Essential Oil of Dill (Anethumgraveolens L.)”

✓ located verbatim in the source · title, characters 0–117 · show in text ↑

other · growth · Anethum graveolens (dill)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 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.