Paper · 2025 · Communications in Soil Science and Plant Analysis

Enhancing Garlic ( Allium sativum L.) Productivity by Maximizing the Efficacy of Applied Nutrients with Alligator Weed Compost

Asif Tanveer; Muhammad Sarwar; Muhammad Farrukh Saleem; et al.

7
claims
16
verbatim quotes
1
citations
2
research areas
—
Not open access

Abstract

Researchers have extensively studied the significant biomass production of weeds, which competes with the main crops. The utilization of weeds, particularly aquatic ones like alligator weed, as organic nutrient sources, as compost and an organic mineral source could be beneficial in cropping systems. The hypothesis of this study suggests that by using alligator weed compost as a natural source of nutrients, garlic production can become less dependent on synthetic fertilizers, improve yield quality, and facilitate optimization of inorganic nutrients. The experiment included various combinations of alligator weed compost and nitrogen (N), phosphorous (P), and potassium (K) fertilizers, including the recommended NPK, 250 kg ha−1 and 500 kg ha−1 compost, and these compost amounts were combined at 75%, 50%, and 25% of the recommended NPK dose. Nitrogen and potassium were applied in three splits, a full dose of phosphorus was applied at sowing while compost was applied before sowing. The combination of 500 kg ha−1 compost application and 50% recommended NPK showed the most promising results. Garlic bulb yield and quality significantly increased in all compost and NPK combinations, particularly with this specific mix. Bulb yield was increased by 41% over the recommended NPK usage during both study years. Additionally, the ascorbic acid and pyruvic acid contents in the bulbs increased by 99% and 6%, respectively, compared to the recommended NPK. Likewise, in plant phenology, the same compost and NPK combination increased the plant height at maturity and leaf length at maturity by 18% and 10%, respectively, over the recommended NPK. In summary, the use of alligator weed organic fertilizers presents a viable alternative to NPK fertilizers due to its ability to retain applied nutrients and supply essential nutrients. As we look ahead to changing climates, utilizing alligator weed compost could be a sustainable approach in cropping systems.

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Claims 7

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

All compost and NPK combinations significantly increased garlic bulb yield and quality.

Taxon
GarlicAllium sativume0
Treatment
all compost and NPK combinationse0
Outcome
Garlic bulb yield and qualitye0
Direction
increasede0

Not reportedComparator

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

Allium sativum
Allium sativum · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Garlic bulb yield and quality significantly increased in all compost and NPK combinations”

✓ located verbatim in the source · abstract, characters 1103–1192 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The 500 kg ha−1 compost plus 50% recommended NPK combination increased bulb yield by 41% over recommended NPK in both years.

Taxon
GarlicAllium sativumt0
Treatment
500 kg ha−1 compost application and 50% recommended NPKe1
Outcome
Bulb yielde0
Direction
increasede0
Value
41%e0
Qualifier
during both study yearse0
Comparator
recommended NPKe0

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

Allium sativum
Allium sativum · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Bulb yield was increased by 41% over the recommended NPK usage during both study years.”

✓ located verbatim in the source · abstract, characters 1231–1318 · show in text ↑
t0

“Garlic ( Allium sativum L.)”

✓ located verbatim in the source · title, characters 10–37 · show in text ↑
e1

“The combination of 500 kg ha−1 compost application and 50% recommended NPK showed the most promising results.”

✓ located verbatim in the source · abstract, characters 993–1102 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combination increased bulb ascorbic acid content by 99% versus recommended NPK.

Taxon
GarlicAllium sativumt0
Organ / stage
bulbse0
Treatment
500 kg ha−1 compost application and 50% recommended NPKe1
Outcome
ascorbic acide0
Direction
increasede0
Value
99%e0
Comparator
recommended NPKe0

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

Allium sativum
Allium sativum · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Additionally, the ascorbic acid and pyruvic acid contents in the bulbs increased by 99% and 6%, respectively, compared to the recommended NPK.”

✓ located verbatim in the source · abstract, characters 1319–1461 · show in text ↑
t0

“Garlic ( Allium sativum L.)”

✓ located verbatim in the source · title, characters 10–37 · show in text ↑
e1

“The combination of 500 kg ha−1 compost application and 50% recommended NPK showed the most promising results.”

✓ located verbatim in the source · abstract, characters 993–1102 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combination increased bulb pyruvic acid content by 6% versus recommended NPK.

Taxon
GarlicAllium sativumt0
Organ / stage
bulbse0
Treatment
500 kg ha−1 compost application and 50% recommended NPKe1
Outcome
pyruvic acide0
Direction
increasede0
Value
6%e0
Comparator
recommended NPKe0

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

Allium sativum
Allium sativum · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Additionally, the ascorbic acid and pyruvic acid contents in the bulbs increased by 99% and 6%, respectively, compared to the recommended NPK.”

✓ located verbatim in the source · abstract, characters 1319–1461 · show in text ↑
t0

“Garlic ( Allium sativum L.)”

✓ located verbatim in the source · title, characters 10–37 · show in text ↑
e1

“The combination of 500 kg ha−1 compost application and 50% recommended NPK showed the most promising results.”

✓ located verbatim in the source · abstract, characters 993–1102 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combination increased plant height at maturity by 18% versus recommended NPK.

Taxon
GarlicAllium sativumt0
Treatment
the same compost and NPK combinatione0
Outcome
plant height at maturitye0
Direction
increasede0
Value
18%e0
Comparator
recommended NPKe0

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

Allium sativum
Allium sativum · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the same compost and NPK combination increased the plant height at maturity and leaf length at maturity by 18% and 10%, respectively, over the recommended NPK.”

✓ located verbatim in the source · abstract, characters 1492–1651 · show in text ↑
t0

“Garlic ( Allium sativum L.)”

✓ located verbatim in the source · title, characters 10–37 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combination increased leaf length at maturity by 10% versus recommended NPK.

Taxon
GarlicAllium sativumt0
Treatment
the same compost and NPK combinatione0
Outcome
leaf length at maturitye0
Direction
increasede0
Value
10%e0
Comparator
recommended NPKe0

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

Allium sativum
Allium sativum · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the same compost and NPK combination increased the plant height at maturity and leaf length at maturity by 18% and 10%, respectively, over the recommended NPK.”

✓ located verbatim in the source · abstract, characters 1492–1651 · show in text ↑
t0

“Garlic ( Allium sativum L.)”

✓ located verbatim in the source · title, characters 10–37 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors propose alligator weed compost as a sustainable approach in cropping systems.

Taxon
GarlicAllium sativumt0
Outcome
utilizing alligator weed composte0

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

Allium sativum
Allium sativum · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“utilizing alligator weed compost could be a sustainable approach in cropping systems.”

✓ located verbatim in the source · abstract, characters 1877–1962 · show in text ↑
t0

“Garlic ( Allium sativum L.)”

✓ located verbatim in the source · title, characters 10–37 · show in text ↑

fertilization · yield · Allium sativum (garlic)Results differ

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fertilization · quality: general · Allium sativum (garlic)Positive and negative results

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fertilization · growth · Allium sativum (garlic)Positive and negative results

99 papers: 93 positive, 6 negative or 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.