Search claims · PlantClaims

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

VRA reduced NDVI spatial variability sill by 55%.

Taxon: Vineyardt0
Treatment: VRAe0
Outcome: total spatial variability (sill)e0
Direction: reducede0
Value: 55%e0

Not reportedComparator

Verbatim

e0
“VRA reduced total spatial variability (sill) by 55% and erratic variance (nugget effect) by 39% for NDVI measurements.”
✓ located verbatim in the source · abstract, characters 653–771

t0
“Vineyard”
✓ located verbatim in the source · title, characters 16–24

Title

Reducing Within-Vineyard Spatial Variability Through Real-Time Variable-Rate Fertilization: A Case Study in the Conegliano Valdobbiadene Prosecco DOCG Region

Marco Sozzi; Davide Boscaro; Alessandro Zanchin; et al. AgriEngineering 2025. doi:10.3390/agriengineering7090280

Other claims from this paper (8)

Intervention effect VRA reduced NDVI nugget variance by 39%.
Intervention effect Cluster number variability decreased by 21.1%.
Intervention effect Cluster weight variability decreased by 6.25%.
Intervention effect Grape composition parameters were not significantly altered by VRA.
Observation Variability in titratable acidity was slightly higher.
Intervention effect Nitrogen input was reduced by 50%.
Observation The approach was associated with an estimated 302 kg CO2 environmental benefit.
Recommendation Authors judged sensor-based on-the-go VRA a practical sustainable viticulture tool.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Nitrogen addition increases spatial variability of community biomass.

Taxon: plant communitiese1
Treatment: nitrogen additione2
Outcome: community spatial variabilitye2
Direction: increasede2

Not reportedComparator

Verbatim

e1
“In plant communities, biomass varies considerably in both space and time”
✓ located verbatim in the source · abstract, characters 0–72

e2
“fungal pathogen exclusion and nitrogen addition independently increased community spatial variability by increasing the variance of plant biomass more than the mean biomass”
✓ located verbatim in the source · abstract, characters 488–660

Title

Fungal pathogens and nitrogen addition alter community spatial variability via different mechanisms

Yimin Zhao; Xiang Liu; Yu Nie; et al. Ecology 2025. doi:10.1002/ecy.70215

Other claims from this paper (7)

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Limestone incorporation reduced spatial variability of nutrients in banana leaves.

Taxon: bananat0
Organ / stage: leavese0
Treatment: incorporating limestone into the soile0
Outcome: spatial variabilitye0
Direction: reducede0

Not reportedComparator

Verbatim

e0
“Principal component analysis indicated that incorporating limestone into the soil led to greater nutrient distribution uniformity and reduced spatial variability in the leaves.”
✓ located verbatim in the source · abstract, characters 1098–1274

t0
“banana”
✓ located verbatim in the source · title, characters 37–43

Title

Spatial distribution of nutrients in banana leaves under the effect of liming

Alex P. de Matos; Sammy S. R. Matias; Maria de F. M. Pires; et al. Revista Brasileira de Engenharia Agrícola e Ambiental 2025. doi:10.1590/1807-1929/agriambi.v29n11e293164

Other claims from this paper (8)

Intervention effect Incorporating limestone increased leaf phosphorus relative to surface application.
Intervention effect Incorporating limestone increased leaf calcium relative to surface application.
Intervention effect Incorporating limestone increased leaf magnesium relative to surface application.
Intervention effect Incorporating limestone increased leaf copper relative to surface application.
Intervention effect Incorporating limestone increased leaf manganese relative to surface application.
Intervention effect Incorporating limestone increased leaf zinc relative to surface application.
Intervention effect Potassium content was higher under surface limestone application.
Intervention effect Limestone incorporation increased nutrient distribution uniformity in banana leaves.

Intervention effectauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Mulch demonstrates potential for reducing spatial variability of yield in vineyards.

Taxon: grapet0
Treatment: mulche6
Outcome: spatial variability of yielde6
Direction: reducinge6

Not reportedComparator

Verbatim

t0
“Grape Yield and Quality”
✓ located verbatim in the source · title, characters 46–69

e6
“The research provides better guidelines for mulch use and demonstrates the potential of reducing spatial variability of yield in vineyards”
✓ located verbatim in the source · abstract, characters 555–693

Title

Using Composted Mulch in Vineyards—Effects on Grape Yield and Quality

K. Y. Chan; D. J. Fahey; M. Newell; et al. International Journal of Fruit Science 2010. doi:10.1080/15538362.2010.530135

Other claims from this paper (3)

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Higher cane density yielded reduced vegetation-index spatial and temporal variability.

Taxon: Raspberryt0
Treatment: higher cane densitiese0
Outcome: spatial and temporal variabilitye0
Direction: reducede0

Not reportedComparator

Verbatim

e0
“Multispectral vegetation indices revealed predominantly consistent density-dependent gradients, characterized by higher mean values and reduced spatial and temporal variability at higher cane densities.”
✓ located verbatim in the source · abstract, characters 1239–1441

t0
“Raspberry”
✓ located verbatim in the source · title, characters 37–46

Title

Effects of Cane Density on Primocane Raspberry Assessed Using UAV-Based Multispectral Imaging

Kamil Buczyński; Magdalena Kapłan; Zbigniew Jarosz Agriculture 2026. doi:10.3390/agriculture16070742

Other claims from this paper (9)

Intervention effect Higher cane density increased total raspberry yield per unit area.
Intervention effect Higher cane density increased fruit number.
Intervention effect Cane density significantly changed canopy architecture, varying by cultivar and season.
Intervention effect Higher cane density yielded higher vegetation-index mean values.
Association Denser cane configurations were associated with lower total temporal amplitude.
Association Denser cane configurations were associated with smoother seasonal trajectories.
Observation Temporal-response magnitude and regularity varied by index and cultivar.
Method / resource UAV multispectral imaging effectively monitored cane-density effects.
Recommendation Integrating remote sensing and field measurements is recommended for raspberry production optimization.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Weekly precision irrigation slightly reduced spatial variability.

Taxon: cottonGossypium hirsutume0
Treatment: Dynamic precision irrigatione0
Outcome: spatial variabilitye0
Direction: decreasede0
Qualifier: slightlye0
Comparator: commercial uniform irrigatione0

Verbatim

e0
“Dynamic precision irrigation of cotton based on weekly decisions using the remote sensing products slightly decreased spatial variability while improving water productivity by 12% using static MZs and by 19% using dynamic MZs, compared to commercial uniform irrigation.”
✓ located verbatim in the source · abstract, characters 1403–1672

Title

Dynamic approaches to precision irrigation of cotton

A. Ben-Gal; A. Barski; O. Bukris; et al. Precision Agriculture 2025. doi:10.1007/s11119-025-10261-1

Other claims from this paper (2)

Intervention effect Static zones improved water productivity 12% over uniform irrigation.
Intervention effect Dynamic zones improved water productivity 19% over uniform irrigation.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Humic acid reduced the natural spatial variability of cannabinoids.

Taxon: Cannabis sativaCannabis sativat0
Treatment: HAe6
Outcome: natural spatial variabilitye6
Direction: reducee6
Comparator: commercial control treatmente2

Verbatim

t0
“Medical Cannabis (Cannabis sativa L)”
✓ located verbatim in the source · title, characters 77–113

e2
“compared to a commercial control treatment”
✓ located verbatim in the source · abstract, characters 927–969

e6
“HA was found to reduce the natural spatial variability of all of the cannabinoids studied”
✓ located verbatim in the source · abstract, characters 1785–1874

Title

Impact of N, P, K, and Humic Acid Supplementation on the Chemical Profile of Medical Cannabis (Cannabis sativa L)

Nirit Bernstein; Jonathan Gorelick; Roei Zerahia; et al. Frontiers in Plant Science 2019. doi:10.3389/fpls.2019.00736

Other claims from this paper (9)

Intervention effect Enhanced P fertilization did not change THC, CBD and CBN concentrations in flowers from the top of the plants.
Intervention effect Enhanced P fertilization did not change CBG concentration in flowers from the top of the plants.
Intervention effect Enhanced P fertilization reduced THC concentration by 16% in inflorescence leaves.
Intervention effect NPK supplementation increased CBG levels in flowers by 71%.
Intervention effect NPK supplementation lowered CBN levels in flowers by 38%.
Intervention effect NPK supplementation lowered CBN levels in inflorescence leaves by 36%.
Intervention effect Humic acid reduced THC concentration by 37 at the top of the plants.
Intervention effect Humic acid reduced CBD concentration by 39% at the top of the plants.
Observation Changes in mineral composition were observed in specific areas of the plants.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Fungal pathogen exclusion increases spatial variability of community biomass by increasing the variance of plant biomass more than its mean.

Taxon: plant communitiese1
Treatment: fungal pathogen exclusione2
Outcome: community spatial variabilitye2
Direction: increasede2
Qualifier: by increasing the variance of plant biomass more than the mean biomasse2

Not reportedComparator

Verbatim

e1
“In plant communities, biomass varies considerably in both space and time”
✓ located verbatim in the source · abstract, characters 0–72

e2
“fungal pathogen exclusion and nitrogen addition independently increased community spatial variability by increasing the variance of plant biomass more than the mean biomass”
✓ located verbatim in the source · abstract, characters 488–660

Title

Fungal pathogens and nitrogen addition alter community spatial variability via different mechanisms

Yimin Zhao; Xiang Liu; Yu Nie; et al. Ecology 2025. doi:10.1002/ecy.70215

Other claims from this paper (7)

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

NDVI spatial variability was generally lower under AMP than continuous grazing.

Taxon: pasturee1
Treatment: AMPe0
Outcome: spatial variability of NDVIe0
Direction: lowere0
Qualifier: except in the early stages of the growing season under grassland land covere0
Comparator: continuously grazed arease0

Verbatim

e0
“The spatial variability of NDVI was always lower under AMP than in continuously grazed areas, except in the early stages of the growing season under grassland land cover”
✓ located verbatim in the source · abstract, characters 912–1081

e1
“changes in pasture phenology and spatial variability”
✓ located verbatim in the source · abstract, characters 247–299

Title

Assessing the effect of rotational grazing adoption in Iberian silvopastoral systems with Normalized Difference Vegetation Index time series

Antonio Frongia; Antonio Pulina; Alberto Tanda; et al. Italian Journal of Agronomy 2023. doi:10.4081/ija.2023.2185

Other claims from this paper (5)

Intervention effect AMP increased estimated NDVI at the beginning of the season under grassland cover.
Intervention effect AMP increased estimated NDVI at the end of the growing season.
Intervention effect AMP increased estimated peak NDVI.
Intervention effect Growing season length did not differ under AMP.
Recommendation The authors suggest AMP can improve forage availability and use under low stocking rates after 4-5 years.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Higher tree species richness increased the spatial variability (CV) of litterfall at the meter scale.

Taxon: tree speciese0
Treatment: higher tree diversitye5
Outcome: spatial variability (CV) of litterfall at the meter scalee5
Direction: increasede5

Not reportedComparator

Verbatim

e0
“Forest ecosystem productivity is affected by tree species richness”
✓ located verbatim in the source · abstract, characters 9–75

e5
“higher tree diversity extended the litterfall period and increased spatial variability (CV) of litterfall at the meter scale, while temporal variability remained unaffected”
✓ located verbatim in the source · abstract, characters 1471–1643

Title

Effects of tree diversity and mycorrhizal type on the spatio‐temporal variability of leaf litter production and quality in temperate forests

Elisabeth Bönisch; Benjamin M. Delory; Šárka Angst; et al. Journal of Ecology 2026. doi:10.1111/1365-2745.70315

Other claims from this paper (10)

Intervention effect Tree species richness did not change annual wood or leaf litter production.
Intervention effect Annual wood production was highest in tree communities with ectomycorrhizal types.
Intervention effect Mycorrhizal type did not change annual leaf litterfall.
Intervention effect Litterfall dynamics were influenced by both tree species richness and mycorrhizal type.
Intervention effect Higher tree species richness extended the litterfall period.
Intervention effect Higher tree species richness left the temporal variability of litterfall unaffected.
Intervention effect Phosphorus concentration in leaf litter differed among mycorrhizal types, highest in AM communities.
Intervention effect Species-rich stands had lower C:P and N:P ratios in leaf litter.
Intervention effect Species-rich stands had greater phosphorus fluxes.
Intervention effect Mixed mycorrhizal communities did not produce more leaf litter than monotypic combinations.

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