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“decrease in dry weight”

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Organism: Allium cepa ✕

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Reducing irrigation from 100% to 50% of the water supply decreased onion plant height, bulb number and total chlorophyll content.

Taxon: onionAllium cepae2
Treatment: reducing irrigation levels from 100 to 50% of the water supplye1
Outcome: plant height, number of bulbs, total chlorophyll contente1
Direction: decreasee1
Comparator: 100e1
Setting: Fallujah, Iraqe0

Verbatim

e0
“A field experiment was conducted in Fallujah, Iraq during the autumn season in 2019”
✓ located verbatim in the source · abstract, characters 89–172

e1
“The results show a significant decrease in plant height, number of bulbs, total chlorophyll content, dry mass, iron content in the leaves, the average weight of bulbs and total yield of bulbs by reducing irrigation levels from 100 to 50% of the water supply”
✓ located verbatim in the source · abstract, characters 571–828

e2
“yield of onion (Allium cepa L.)”
✓ located verbatim in the source · abstract, characters 277–308

Title

Response of onion growth and yield grown in soils of semi-arid regions to foliar application of iron under water stress conditions

Gar, Laith Farhan; Bader, Basem Rahem; Al-Esawi, Jabbar Shihab Eyada; et al. DOAJ (DOAJ: Directory of Open Access Journals) 2021. doi:10.15159/jas.21.06

Other claims from this paper (6)

Intervention effect Reducing irrigation from 100% to 50% of the water supply decreased onion dry mass, leaf iron content and average bulb weight.
Intervention effect Reducing irrigation from 100% to 50% of the water supply decreased total onion bulb yield.
Intervention effect Foliar spraying with iron significantly increased most of the measured onion traits.
Intervention effect The combination of 100% water supply and 100 mg L–1 iron gave the highest onion total yield, 4 332 Mg ha–1.
Intervention effect The combination of 75% of water supply and 100 mg L–1 iron gave the highest onion water use efficiency, 84.7%.
Intervention effect Iron and irrigation level interacted significantly for most measured onion traits.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combination of Trichoderma harzianum at 20 g per plant and nano silica at 3000 ppm gave the highest tuber diameter, 2.370 cm.

Taxon: shallotAllium cepa var. aggregatume0
Organ / stage: tubere2
Treatment: Combination T. harzianum 20 g plant-1 and nano silica 3000 ppme2
Interactor: T. harzianumTrichoderma harzianume2biocontrol_agent
Outcome: tuber diametere2
Direction: higheste2
Value: 2,370 cme2

Not reportedComparator

Verbatim

e0
“Twisted disease is one of the important diseases that can decrease shallot yield”
✓ located verbatim in the source · abstract, characters 0–80

e2
“Combination T. harzianum 20 g plant-1 and nano silica 3000 ppm resulted in the highest yield parameters which were tuber diameter (2,370 cm), number of tubers (6 tubers), tuber fresh weight (36,2 g), and tuber dry weight (28,7 g)”
✓ located verbatim in the source · abstract, characters 957–1186

Title

Pengaruh Trichoderma harzianum dan Nano Silika Terhadap Penyakit Moler dan Produksi Bawang Merah

Muhammad Akhlishil Ishlah; Budi Adi Kristanto; Florentina Kusmiyati Agrotechnology Research Journal/Journal of Agronomy Research 2022. doi:10.20961/agrotechresj.v6i2.65179

Other claims from this paper (8)

Intervention effect Trichoderma harzianum at 20 g per plant gave the lowest twisted-disease intensity, 2.74%, at 20 days after planting.
Intervention effect Nano silica at 3000 ppm gave the lowest twisted-disease intensity, 2.48%, at 20 days after planting.
Intervention effect Trichoderma harzianum at 20 g per plant gave the lowest twisted-disease intensity, 11.81%, at 40 days after planting.
Intervention effect Nano silica at 3000 ppm gave the lowest twisted-disease intensity, 10.81%, at 40 days after planting.
Intervention effect The same combination gave the highest number of tubers, 6.
Intervention effect The same combination gave the highest tuber fresh weight, 36.2 g.
Intervention effect The same combination gave the highest tuber dry weight, 28.7 g.
Intervention effect Trichoderma harzianum and nano silica treatments did not significantly change infection rate or number of leaves.

Associationobservedoriginal resultmeasured

Claim · model-written summary

Sodium content increased with higher exchangeable sodium percentage in both crops

Taxon: onion and garlicAllium cepa Allium sativume0
Treatment: higher ESP levelse2
Outcome: content of Nae2
Direction: increasede2

Verbatim

e2
“In both the crops the content of Na increased and that of Ca decreased with higher ESP levels”
✓ located verbatim in the source · abstract, characters 559–652

e0
“There was continuous decrease in dry matter production at I (30 days after tranplanting and sowing of onion and garlic, respectively) and U (at harvesting) stages of growth and in diameter, weight and yield of bulb of the two test crops with rise in ESP”
✓ located verbatim in the source · abstract, characters 228–481

Title

Effect of Exachangeable Sodium Percentage on Growth, Yield and Chemical Composition of Onion and Garlic

S. B. Singh; I. P. Abrol Journal of the Indian Society of Soil Science 1985

Other claims from this paper (6)

Intervention effect Rise in exchangeable sodium percentage decreased dry matter production of onion and garlic
Intervention effect Rise in exchangeable sodium percentage decreased bulb diameter, weight and yield of onion and garlic
Association Exchangeable sodium percentage had a significant negative correlation with bulb yield
Association Calcium content decreased with higher exchangeable sodium percentage in both crops
Observation Potassium content fell in onion only
Association Onion was more sensitive to sodic condition than garlic

Associationobservedoriginal resultmeasured

Claim · model-written summary

Calcium content decreased with higher exchangeable sodium percentage in both crops

Taxon: onion and garlicAllium cepa Allium sativume0
Treatment: higher ESP levelse2
Outcome: that of Cae2
Direction: decreasede2

Verbatim

e2
“In both the crops the content of Na increased and that of Ca decreased with higher ESP levels”
✓ located verbatim in the source · abstract, characters 559–652

e0
“There was continuous decrease in dry matter production at I (30 days after tranplanting and sowing of onion and garlic, respectively) and U (at harvesting) stages of growth and in diameter, weight and yield of bulb of the two test crops with rise in ESP”
✓ located verbatim in the source · abstract, characters 228–481

Title

Effect of Exachangeable Sodium Percentage on Growth, Yield and Chemical Composition of Onion and Garlic

S. B. Singh; I. P. Abrol Journal of the Indian Society of Soil Science 1985

Other claims from this paper (6)

Intervention effect Rise in exchangeable sodium percentage decreased dry matter production of onion and garlic
Intervention effect Rise in exchangeable sodium percentage decreased bulb diameter, weight and yield of onion and garlic
Association Exchangeable sodium percentage had a significant negative correlation with bulb yield
Association Sodium content increased with higher exchangeable sodium percentage in both crops
Observation Potassium content fell in onion only
Association Onion was more sensitive to sodic condition than garlic

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Extract coating reduced onion oxidative stress markers.

Taxon: onionAllium cepae0
Treatment: dipping in polyvinyl alcohol/carboxymethyl cellulose (PVA/CMC) incorporated with Jania rubens extracte0
Outcome: oxidative stress markers (H 2 O 2 and MDA)e0
Direction: reductione0
Comparator: infected onion and PVA/CMC coatinge0

Verbatim

e0
“dipping in polyvinyl alcohol/carboxymethyl cellulose (PVA/CMC) incorporated with Jania rubens extract significantly improved the physiological status (fresh and dry weight), provided a stronger and more sustained reduction in oxidative stress markers (H 2 O 2 and MDA), and a prolonged decrease in fungal colony-forming units over two months compared to infected onion and PVA/CMC coating”
✓ located verbatim in the source · abstract, characters 787–1175

Title

Algal extract as a key protective agent: Jania rubens–enriched PVA/CMC coatings for postharvest onion disease control

Doaa E. Elsherif; Fatmah A. Safhi; Mai A. El-Esawy; et al. BMC Plant Biology 2026. doi:10.1186/s12870-026-08563-1

Other claims from this paper (7)

Observation The algal extract inhibited the tested onion fungi.
Observation The extract contained several bioactive compounds.
Intervention effect Extract coating improved onion fresh and dry weight.
Intervention effect Extract coating decreased fungal colony-forming units over two months.
Observation The extract damaged fungal hyphae ultrastructure.
Observation The extract downregulated fungal cell wall, ergosterol, and antioxidant genes.
Recommendation The authors propose extract coatings for postharvest onion preservation.

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