Search claims · PlantClaims

Associationobservedreview summarynegativebasis n/a

Claim · model-written summary

Violations of plant-microorganism interrelations caused by cultivation technologies can decrease yield potential of sunflower.

Taxon: sunflowerHelianthus annuuse1
Treatment: cultivation technologiese2
Outcome: yield potentiale1
Direction: decreasee1

Verbatim

e1
“are able to decrease yield potential of agricultural crops including sunflower”
✓ located verbatim in the source · abstract, characters 741–819

e2
“such as cultivation technologies”
✓ located verbatim in the source · abstract, characters 707–739

Title

About rhizosphere of field crops and factors influencing on dynamics of its microbiota (review)

A.S. Bushnev; D.A. Kurilova; I.A. Kotlyarova Oil Crops 2023. doi:10.25230/2412-608x-2023-4-196-97-109

Associationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Lower precipitation was associated with a decrease in oil yield.

Taxon: SunflowerHelianthus annuust0
Outcome: oil yielde0
Direction: decreasee0
Value: 29.70%e0
Setting: research yearse0

Verbatim

e0
“The decrease in the amount of precipitation between research years caused a significant decrease in the plant height (16.57%), head diameter (18.90%), 1000 seed weight (20.00%), oil yield (29.70%) and seed yield (30.59%) of cultivars.”
✓ located verbatim in the source · abstract, characters 855–1089

t0
“Sunflower”
✓ located verbatim in the source · title, characters 30–39

Title

Comparing The Performances of Sunflower Hybrids in Semi-Arid Condition

İsmail DEMİR Türk Tarım ve Doğa Bilimleri Dergisi 2020. doi:10.30910/turkjans.688173

Other claims from this paper (9)

Observation Hybrid yield losses across years ranged from 13% to 50%.
Association Lower precipitation was associated with a decrease in plant height.
Association Lower precipitation was associated with a decrease in head diameter.
Association Lower precipitation was associated with a decrease in 1000 seed weight.
Association Lower precipitation was associated with a decrease in seed yield.
Observation Tarsan had the highest 2012 seed yield, 3.03 t/ha.
Observation Tarsan had the highest 2012 oil yield, 1.40 t/ha.
Observation Hornet had the highest 2013 seed yield under drought, 1.76 t/ha.
Observation Transol had the highest 2013 crude oil yield, 0.85 t/ha.

Associationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Lower precipitation was associated with a decrease in seed yield.

Taxon: SunflowerHelianthus annuust0
Outcome: seed yielde0
Direction: decreasee0
Value: 30.59%e0
Setting: research yearse0

Verbatim

e0
“The decrease in the amount of precipitation between research years caused a significant decrease in the plant height (16.57%), head diameter (18.90%), 1000 seed weight (20.00%), oil yield (29.70%) and seed yield (30.59%) of cultivars.”
✓ located verbatim in the source · abstract, characters 855–1089

t0
“Sunflower”
✓ located verbatim in the source · title, characters 30–39

Title

Comparing The Performances of Sunflower Hybrids in Semi-Arid Condition

İsmail DEMİR Türk Tarım ve Doğa Bilimleri Dergisi 2020. doi:10.30910/turkjans.688173

Other claims from this paper (9)

Observation Hybrid yield losses across years ranged from 13% to 50%.
Association Lower precipitation was associated with a decrease in plant height.
Association Lower precipitation was associated with a decrease in head diameter.
Association Lower precipitation was associated with a decrease in 1000 seed weight.
Association Lower precipitation was associated with a decrease in oil yield.
Observation Tarsan had the highest 2012 seed yield, 3.03 t/ha.
Observation Tarsan had the highest 2012 oil yield, 1.40 t/ha.
Observation Hornet had the highest 2013 seed yield under drought, 1.76 t/ha.
Observation Transol had the highest 2013 crude oil yield, 0.85 t/ha.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Removal of 50% of the head produced the maximum seed yield decrease of 62.2%.

Taxon: SunflowerHelianthus annuust0
Treatment: 50% removal of the heade0
Outcome: seed yielde0
Direction: decreasee0
Value: 62.2%e0

Not reportedComparator

Verbatim

e0
“The maximum decrease in seed yield (62.2%) was observed in the treatment of 50% removal of the head.”
✓ located verbatim in the source · abstract, characters 789–889

t0
“Sunflower”
✓ located verbatim in the source · title, characters 39–48

Title

Impact of Source, Sink Manipulation on Sunflower Yield Physiology under Different Water Availability Conditions

Mojtaba Hassanzadehdelouei; Ahad Madani; Najmeh Yazdanparast Annals of Arid Zone 2023. doi:10.59512/aaz.2023.62.4.13

Other claims from this paper (7)

Intervention effect Removing 25% of head seeds under optimal irrigation did not reduce yield relative to control.
Intervention effect Other source and sink removal treatments under optimal irrigation decreased seed yield.
Intervention effect Defoliation under water stress did not reduce seed yield.
Intervention effect Removing 25% of seeds under water stress significantly reduced seed yield by 40.1%.
Intervention effect Removing 50% of seeds under water stress significantly reduced seed yield by 79.3%.
Mechanism The authors interpret source strength at both canopy levels as limiting yield under optimal irrigation.
Mechanism The authors interpret sink capacity as severely limiting under water stress.

Intervention effectauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Increasing N application above 60 kg N ha-1 can decrease achenes yield.

Taxon: SunflowerHelianthus annuust0
Treatment: increase in N application above 60 kg N ha −1e1
Outcome: achenes yielde1
Direction: decreasee1

Not reportedComparator

Verbatim

t0
“Sunflower (Helianthus annuus L.)”
✓ located verbatim in the source · title, characters 71–103

e1
“The increase in N application above 60 kg N ha −1 can decrease achenes yield”
✓ located verbatim in the source · abstract, characters 977–1053

Title

Effect of Nitrogen, Boron, Zinc and Molybdenum Application on Yield of Sunflower (Helianthus annuus L.) on Greyic Phaeozem in the Czech Republic

L. Hlisnikovský; E. Kunzová; M. Hejcman; et al. Helia 2015. doi:10.1515/helia-2015-0011

Other claims from this paper (11)

Associationobservedoriginal resultnegativeprojected

Claim · model-written summary

Continuing warming and declining April precipitation were projected to decrease yield.

Taxon: sunflowerHelianthus annuust0
Treatment: increase in temperaturese0
Outcome: yielde0
Direction: decreasinge0
Qualifier: decrease in precipitation in Aprile0

Verbatim

e0
“With the sustained tendency of the last 30 years towards an increase in temperatures and a decrease in precipitation in April, the growing season will keep shortening and the yield decreasing”
✓ located verbatim in the source · abstract, characters 836–1027

t0
“Peredovik sunflower variety”
✓ located verbatim in the source · title, characters 33–60

Title

An analysis of yield dynamics in Peredovik sunflower variety in the conditions of the North Caucasus Region

Liubov Novikova; Vera Gavrilova Biological Communications 2023. doi:10.21638/spbu03.2023.204

Other claims from this paper (8)

Intervention effectobservedoriginal resultnegativenot significant (as stated)measured

Claim · model-written summary

R453 grain yield tended to decrease with increased soil nitrogen.

Taxon: SunflowerHelianthus annuust0
Material: R453e0
Treatment: nitrogen availability was increasede0
Outcome: grain yielde0
Direction: decreasee0
Qualifier: a tendencye0

Not reportedComparator

Verbatim

e0
“R453 genotype did not show significant differences under varying nitrogen availability and exhibited a tendency to decrease grain yield when nitrogen availability was increased”
✓ located verbatim in the source · abstract, characters 1513–1689

t0
“Sunflower (Helianthus annuus L.)”
✓ located verbatim in the source · title, characters 88–120

Title

Ecophysiological and Molecular Analysis of Contrasting Genotypes for Leaf Senescence in Sunflower (Helianthus annuus L.) Under Differential Doses of N in Soil

Daniela E. Becheran; Melanie A. Corzo; Edmundo L. Ploschuk; et al. Plants 2024. doi:10.3390/plants13243540

Other claims from this paper (4)

Observation B481-6 delayed senescence starting at R5.5.
Intervention effect B481-6 intercepted more radiation with increased soil nitrogen.
Intervention effect B481-6 grain yield increased significantly with increased soil nitrogen.
Intervention effect R453 showed no significant differences across soil nitrogen levels.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Boron applied at R1-R2 at 1.5 l/ha produced the smallest yield decrease, nearly the Check level.

Taxon: SunflowerHelianthus annuust0
Treatment: boron was applied in the R1-R2 phase at a rate of 1.5 l/hae0
Outcome: yielde0
Direction: smallest decreasee0
Comparator: Checke0

Verbatim

e0
“The smallest decrease was observed when boron was applied in the R1-R2 phase at a rate of 1.5 l/ha, where the yield remained almost at the Check level.”
✓ located verbatim in the source · abstract, characters 599–750

t0
“Sunflower”
✓ located verbatim in the source · title, characters 58–67

Title

Influence of Foliar Application of Water-Soluble Boron on Sunflower Productivity

Oleksandr Dobrenkyi Journal of Water Research 2025. doi:10.33140/jwr.03.03.04

Other claims from this paper (2)

Intervention effect Boron fertilization did not increase sunflower yield.
Intervention effect Boron fertilization decreased sunflower yield in some cases.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Increasing the share of sunflower in crop rotation was accompanied by a decrease in sunflower yield, in particular due to deteriorated moisture supply.

Taxon: sunflowerHelianthus annuuse1
Treatment: increase in the share of sunflower in crop rotatione1
Outcome: yielde1
Direction: decreasee1
Qualifier: due to the deterioration of moisture supplye1

Verbatim

e1
“The increase in the share of sunflower in crop rotation was accompanied by a decrease in its yield, in particular, due to the deterioration of moisture supply”
✓ located verbatim in the source · abstract, characters 1090–1248

Title

INFLUENCE OF SHORT-TERM CROP ROTATIONS WITH DIFFERENT PROPORTIONS OF SUNFLOWER ON SOIL WATER REGIME

Z. O. Dehtiarova Міжвідомчий тематичний науковий збірник Меліорація і водне господарство 2023. doi:10.31073/mivg202301-349

Other claims from this paper (8)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

At 75 and 150 mM NaCl, XF-4619 shoot dry matter yield decreased by 13% and 50% relative to the control.

Taxon: SunflowerHelianthus annuuse1
Material: XF-4619e2
Treatment: 75 and 150 mM NaCle2
Outcome: shoot dry matter yielde2
Direction: decreasee2
Value: 13 and 50%e2
Comparator: controle2

Verbatim

e1
“Sunflower growth deceased drastically with increasing concentration of NaCl in root medium”
✓ located verbatim in the source · abstract, characters 510–600

e2
“XF-4619 exhibited 14 and 53% decrease in shoot fresh weight, 11 and 35% decrease in root fresh weight, 6 and 34% decrease in stem length, 12 and 34% decrease in stem diameter, 10 and 40% decrease in leaf area, 2 and 31% decrease in root dry matter and 13 and 50% decrease in shoot dry matter yield at 75 and 150 mM NaCl, respectively, as compared with the control”
✓ located verbatim in the source · abstract, characters 798–1161

Title

EVALUATION AND PERFORMANCE OF DIFFERENT COMMERCIAL SUNFLOWER HYBRIDS UNDER SALINE CONDITIONS

Arshad Ali; Muhammad Salim 2001

Other claims from this paper (12)

Intervention effect Increasing NaCl concentration in the root medium drastically decreased sunflower growth.
Observation Hybrid XF-4619 registered the maximum shoot and root fresh weight.
Observation Hybrid XF-4619 registered the maximum stem diameter and leaf area.
Intervention effect Hybrid XF-4619 showed the least decrease in these parameters under saline conditions.
Intervention effect At 75 and 150 mM NaCl, XF-4619 shoot fresh weight decreased by 14% and 53% relative to the control.
Intervention effect At 75 and 150 mM NaCl, XF-4619 root fresh weight decreased by 11% and 35% relative to the control.
Intervention effect At 75 and 150 mM NaCl, XF-4619 stem length decreased by 6% and 34% relative to the control.
Intervention effect At 75 and 150 mM NaCl, XF-4619 stem diameter decreased by 12% and 34% relative to the control.
Intervention effect At 75 and 150 mM NaCl, XF-4619 leaf area decreased by 10% and 40% relative to the control.
Intervention effect At 75 and 150 mM NaCl, XF-4619 root dry matter decreased by 2% and 31% relative to the control.
Observation XF-4619 took up Ca and K efficiently in both saline and non-saline root medium.
Association XF-4619 is indicative of better yield potential than the other commercial sunflower hybrids.

“yield decrease”

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