Search claims · PlantClaims

Recommendationauthor interpretationoriginal resultnegativebasis n/a

Claim · model-written summary

Excessive shade was concluded to decrease cocoa yield.

Taxon: cocoaTheobroma cacaoe0
Treatment: excessive shadee0
Outcome: yielde0
Direction: decreasese0

Verbatim

e0
“excessive shade decreases yield of cocoa”
✓ located verbatim in the source · abstract, characters 1873–1913

Title

Micro-Climate Conditions, Weed Diversity, Flowering and Yield of Young Cacao Plants as Affected by Shade Regimes

Idowu Babadele Famuwagun; Samuel O. Agele International Letters of Natural Sciences 2021. doi:10.56431/p-f18s7i

Other claims from this paper (10)

Intervention effect No-shade plots had significantly higher air temperature than shaded plots in 2015 and 2016.
Intervention effect No-shade plots had significantly higher soil temperature than shaded plots in 2015 and 2016.
Intervention effect Soil temperature did not differ significantly by shade in 2017.
Intervention effect Weed vigour was significantly higher without shade.
Intervention effect Flower production was significantly higher without shade in 2015 and 2016.
Intervention effect Pod production was significantly higher without shade in 2016 and 2017.
Intervention effect Cherelle wilt rate was higher in shaded plots.
Intervention effect Pod yield parameters were significantly higher without shade.
Association Air temperature of 30°C to 33.7°C during flowering and pod setting positively influenced bean yield.
Mechanism Temperature and relative humidity increases were concluded to boost physiological processes for pod production.

Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors recommend against high GA3 levels because they cause a significant yield decrease.

Taxon: Vitis viniferaVitis viniferae0
Treatment: high levels of GA 3e7
Outcome: not recommendede7

Verbatim

e0
“Vitis vinifera L.”
✓ located verbatim in the source · abstract, characters 20–37

e7
“Application of high levels of GA 3 is not recommended due to significant yield decrease”
✓ located verbatim in the source · abstract, characters 1239–1326

Title

Modification of wine phenolic profiles by gibberellic acid application in ‘Cabernet Gernischt’ grapevines before anthesis

Jianqiang Song; Ang Zhang; Fei Gao; et al. Journal of the Science of Food and Agriculture 2022. doi:10.1002/jsfa.12216

Other claims from this paper (7)

Intervention effect GA3 application significantly reduced cluster compactness in Cabernet Gernischt grapevines.
Intervention effect GA3 application significantly reduced bunch weight and yield per vine in grapevines.
Intervention effect GA3 application did not significantly improve fruit ripening.
Intervention effect GA3 application enhanced total phenolics, total tannins and total anthocyanins in wine.
Intervention effect Treatment with 10 and 15 mg L-1 GA3 consistently and significantly increased the concentrations of mavidin, cyanidin and their derivatives in wine.
Intervention effect Application of 15 mg L-1 GA3 consistently and significantly increased trans-resveratrol in wine.
Intervention effect Principal component analysis of phenolic compounds showed differences among wines from GA3 treatment groups and the control.

Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors advise gradually reducing water applications over several years to avoid a sudden yield decrease.

Taxon: Vitis labruscana BaileyVitis ×labruscanat0
Material: ‘Concord’t0
Outcome: gradually reduce water applications over several yearse0

Verbatim

e0
“to avoid a sudden decrease in yield, it would be necessary to gradually reduce water applications over several years.”
✓ located verbatim in the source · abstract, characters 1518–1635

t0
“Vitis labruscana Bailey ‘Concord’”
✓ located verbatim in the source · title, characters 22–55

Title

Deficit Irrigation in Vitis labruscana Bailey ‘Concord’ in Central Washington

Jason E. Stout; Joan R. Davenport; R. Troy Peters HortScience 2017. doi:10.21273/hortsci11450-16

Other claims from this paper (3)

Intervention effect The 45% irrigation reduction initially lowered grape yield to 7.5 Mg/ha versus 19.2 Mg/ha in controls.
Intervention effect Yield under deficit irrigation recovered in subsequent seasons and was not statistically different from control.
Intervention effect Fruit quality did not differ statistically between irrigation treatments.

Recommendationauthor interpretationoriginal resultnegativebasis n/a

Claim · model-written summary

The authors caution that competition for water and nutrients under hot and dry conditions can substantially decrease yield and vine capacity.

Taxon: GrapevineVitist0
Outcome: substantial decrease in yield and vine capacitye0
Qualifier: particularly if it occurs at sensitive stages (such as bloom and berry set)e0
Setting: hot and dry conditionse0

Verbatim

e0
“under hot and dry conditions, competition for water and nutrients, particularly if it occurs at sensitive stages (such as bloom and berry set) can lead to a substantial decrease in yield and vine capacity.”
✓ located verbatim in the source · abstract, characters 1100–1305

t0
“Grapevine”
✓ located verbatim in the source · title, characters 52–61

Title

Influence of Vineyard Floor Management Practices on Grapevine Vegetative Growth, Yield, and Fruit Composition

Dejan Tesic; Markus Keller; Ronald J. Hutton American Journal of Enology and Viticulture 2007. doi:10.5344/ajev.2007.58.1.1

Other claims from this paper (7)

Intervention effect Increasing floor cover decreased early-season soil moisture.
Intervention effect Increasing floor cover decreased petiole nutrient status.
Intervention effect Increasing floor cover strongly reduced vine vegetative growth.
Intervention effect Floor cover limited grape yield after three experimental years.
Association Treatment differences in growth, canopy structure and yield contributed to differences in berry weight and composition.
Association Vine response to floor covers was less pronounced in mild than hot and dry conditions.
Recommendation The authors identify total or partial floor cover as a tool to control grapevine vegetative growth.

Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors conclude that the vegetative-productive balance matters, especially in esca-infected vineyards, to limit symptom expression and yield decrease.

Taxon: GrapevineVitist0
Outcome: vegetative-productive balancee0
Setting: Esca infected vineyardse0

Verbatim

e0
“underlined the importance of the vegetative-productive balance, in Esca infected vineyards especially, in order to limit the symptoms’ expression and the decrease in yield”
✓ located verbatim in the source · abstract, characters 1541–1712

t0
“Esca Disease of Grapevine”
✓ located verbatim in the source · title, characters 54–79

Title

Effect of Different Foliar Fertilizer Applications on Esca Disease of Grapevine: Symptom Expression and Nutrient Content in the Leaf and Composition of the Berry

Francesco Calzarano; Carmine Amalfitano; Leonardo Seghetti; et al. Agronomy 2023. doi:10.3390/agronomy13051355

Other claims from this paper (7)

Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors recommend the 40 + 10 pruning treatment in the lower Midwest of the United States, as it optimized yield with only a slight decrease in primary bud cold hardiness.

Taxon: Traminettet0
Outcome: 40 + 10 treatment should be usede1
Setting: lower Midwest of the United Statese1

Verbatim

e1
“the 40 + 10 treatment should be used in the lower Midwest of the United States, as it optimized yield with only a slight decrease in primary bud cold hardiness”
✓ located verbatim in the source · abstract, characters 1180–1339

t0
“Traminette”
✓ located verbatim in the source · title, characters 40–50

Title

Effects of Balanced Pruning Severity on Traminette (Vitisspp.) in a Warm Climate

S. Brandon O’Daniel; Douglas D. Archbold; S. Kaan Kurtural American Journal of Enology and Viticulture 2012. doi:10.5344/ajev.2012.11056

Other claims from this paper (8)

Intervention effect As pruning severity increased from 40 + 10 to 20 + 10, shoots per hectare decreased in Traminette grapevines.
Intervention effect As pruning severity increased from 40 + 10 to 20 + 10, the distance between shoots increased.
Intervention effect Leaf area per vine and leaf layer number increased linearly as pruning severity decreased.
Intervention effect The number of clusters harvested per vine and yield increased as pruning severity decreased.
Intervention effect Fruit composition was not affected by pruning severity.
Intervention effect Vine size and leaf area per unit of fruit weight were not affected by the pruning treatments.
Intervention effect Ravaz index increased linearly as pruning severity decreased in 2007.
Intervention effect In 2007, as pruning severity increased, more nodes were mature by late fall and buds were more cold hardy in midwinter.

Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors considered leaf analysis more protective of the environment without substantial yield or soil mineral reserve loss.

Taxon: oil palmt0
Outcome: more protective of the environmente0
Qualifier: without the risk of a significant decrease in yields or a decrease in soil mineral reservese0

Verbatim

e0
“We believe that this perfectible method is more protective of the environment, without the risk of a significant decrease in yields or a decrease in soil mineral reserves”
✓ located verbatim in the source · abstract, characters 1405–1575

t0
“oil palm”
✓ located verbatim in the source · title, characters 25–33

Title

Precision agriculture in oil palm plantations: diagnostic tools for sustainable N and K nutrient supply

Bernard Dubos; Victor Baron; Xavier Bonneau; et al. OCL 2019. doi:10.1051/ocl/2019001

Other claims from this paper (3)

Method / resource Leaf analysis recommended moderate N and K rates relative to nutrient balance.
Method / resource Precise field nutrient balance was hampered by missing biomass and environmental loss information.
Method / resource Leaf analysis provided a simple indicator of potential yield attainment by block.

Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors suggest balancing long and short shoots and mixed and vegetative buds to prevent yield decline.

Taxon: hazelnut treese0
Outcome: good balance between long and short shoots, and mixed and vegetative budse0
Qualifier: could help control and prevent yield decreasee0

Verbatim

e0
“Managing tree architecture, considering a good balance between long and short shoots, and mixed and vegetative buds, could help control and prevent yield decrease in hazelnut trees”
✓ located verbatim in the source · abstract, characters 1675–1855

Title

Architecture and yield relationship in hazelnut tree

F. Grisafi; D. Farinelli; E. Costes; et al. Acta Horticulturae 2023. doi:10.17660/actahortic.2023.1366.40

Other claims from this paper (6)

Association Longer hazel shoots had a higher percentage of lateral mixed buds.
Association Vegetative bud percentage was constant across shoot lengths.
Association Fruit set was significantly higher in long and very long shoots.
Association Lateral proleptic shoot length was related to bearer-shoot length.
Observation Short proleptic lateral shoots were the most frequent length class.
Observation Longer proleptic shoots arose only from long and very long shoots.

Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors conclude moderate thinning and girdling can improve berry weight and composition without severe yield loss.

Taxon: Ruby Seedlesse0
Outcome: moderate thinning and girdling at fruitsete0
Qualifier: without a severe decrease in yield per vinee0

Verbatim

e0
“This study demonstrated that moderate thinning and girdling at fruitset could improve Ruby Seedless berry weight and composition without a severe decrease in yield per vine.”
✓ located verbatim in the source · abstract, characters 680–853

Title

The effects of thinning and girdling on leaf water potential, growth and fruit composition of Ruby Seedless grapevines

Aziz Ezzahouani; Larry E. Williams OENO One 2001. doi:10.20870/oeno-one.2001.35.2.985

Other claims from this paper (8)

Intervention effect Girdling raised leaf water potential relative to controls.
Intervention effect Thinning increased shoot length and pruning weight.
Intervention effect Girdling increased berry weight by 7 percent.
Intervention effect Thinning increased berry weight by 14 percent.
Intervention effect Combining girdling and thinning gave the greatest berry weight, 28 percent.
Intervention effect Girdling significantly decreased titratable acidity.
Intervention effect Girdling enhanced fruit coloration.
Intervention effect Severe thinning significantly decreased yield per vine.

Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend single-trunk training to improve fruit set, yield, and fruit quality and reduce splitting.

Taxon: MANFALOUTY POMEGRANATEt0
Outcome: training a single trunke0
Qualifier: increase the fruit set, yield and fruit quality and decrease fruit-splitting (%)e0

Verbatim

e0
“This can be done through training a single trunk which would consequently increase the fruit set, yield and fruit quality and decrease fruit-splitting (%) under the conditions of experiment.”
✓ located verbatim in the source · abstract, characters 1185–1375

t0
“MANFALOUTY POMEGRANATE”
✓ located verbatim in the source · title, characters 76–98

Title

EFFECTS OF TREE INCLINATION ANGLE ON THE GROWTH, YIELD AND FRUIT QUALITY OF MANFALOUTY POMEGRANATE UNDER ASSIUT ENVIRONMENTAL CONDITIONS.

H. A. Abdel-Galil; K. H. Abdel-Kareem Assiut Journal of Agricultural Sciences/Assuit Journal of Agricultural Sciences 2008. doi:10.21608/ajas.2008.269852

Other claims from this paper (13)

Association Greater tree inclination significantly increased the number of suckers opposite the inclination of the main trunk.
Intervention effect A 90 degree inclination significantly increased upper shoot length (cm).
Intervention effect A 90 degree inclination significantly increased fruit set (%).
Intervention effect A 90 degree inclination significantly increased yield (kg).
Intervention effect A 90 degree inclination significantly increased commercial yield (%).
Intervention effect A 90 degree inclination significantly increased average fruit weight (g).
Intervention effect A 90 degree inclination significantly increased grains weight (%).
Intervention effect A 90 degree inclination significantly increased total soluble solids (%).
Intervention effect A 90 degree inclination significantly increased reducing sugars (%).
Intervention effect A 90 degree inclination significantly reduced fruit splitting (%).
Intervention effect A 90 degree inclination significantly reduced total acidity (%).
Observation The reported effects reversed as inclination declined to 60°, 45°, or 30°, especially in later seasons.
Recommendation The authors recommend keeping trees approximately vertical at 90° to reduce suckers.

“yield decrease”

Claim types

Direction of the findings

Over time

Claim type

Research area

Polarity

Statistics