Search claims · PlantClaims

Observationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Thirty-eight percent of the forested area had a significant decrease in tree density.

Taxon: MelaleucaMelaleucat0
Outcome: tree densitye0
Direction: decreasee0
Value: Thirty‐eight per cente0

Verbatim

e0
“Thirty‐eight per cent of the forested area suffered a significant decrease in tree density”
✓ located verbatim in the source · abstract, characters 556–646

t0
“Melaleuca forest density”
✓ located verbatim in the source · title, characters 11–35

Title

Changes in Melaleuca forest density on the Magela floodplain, Northern Territory, between 1950 and 1975

ALEXANDER R. WILLIAMS Australian Journal of Ecology 1984. doi:10.1111/j.1442-9993.1984.tb01357.x

Other claims from this paper (3)

Observationauthor interpretationoriginal resultnegativeprojected

Claim · model-written summary

Birch tree density was expected to decrease greatly in most damaged areas.

Taxon: mountain birchBetula pubescens var. pumilat0
Outcome: Tree densitye0
Direction: decrease greatlye0

Verbatim

e0
“Tree density can be expected to decrease greatly in most of these areas”
✓ located verbatim in the source · abstract, characters 1178–1249

t0
“mountain birch”
✓ located verbatim in the source · title, characters 19–33

Title

On the recovery of mountain birch afterEpirritadamage in Finnish Lapland, with a particular emphasis on reindeer grazing

Juhani Lehtonen; Risto K. Heikkinen Ecoscience 1995. doi:10.1080/11956860.1995.11682303

Other claims from this paper (7)

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Riparia Gloire had a marked decrease in fine root length density in 2000, when vines bore their first significant crop.

Taxon: GrapevineVitist0
Material: Riparia Gloiree0
Outcome: fine root length densitye0
Direction: decreasee0
Qualifier: in 2000, when vines carried their first significant fruit crope0

Verbatim

t0
“Grapevine”
✓ located verbatim in the source · title, characters 28–37

e0
“Only one rootstock, Riparia Gloire, showed a marked decrease in fine root length density in 2000, when vines carried their first significant fruit crop.”
✓ located verbatim in the source · abstract, characters 550–702

Title

Mycorrhizal Colonization of Grapevine Rootstocks under Field Conditions

R. Paul Schreiner American Journal of Enology and Viticulture 2003. doi:10.5344/ajev.2003.54.3.143

Other claims from this paper (9)

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Population density decreased slightly during the observation period.

Taxon: Senecio carpaticusJacobaea abrotanifolia subsp. carpathicat0
Outcome: population densitye0
Direction: decreasee0

Verbatim

e0
“a slight decrease in the population density was noted”
✓ located verbatim in the source · abstract, characters 560–613

t0
“Senecio carpaticus”
✓ located verbatim in the source · title, characters 23–41

Title

Population dynamics of Senecio carpaticus Herbich in the Chornohora (Ukrainian Carpathians)

Volodymyr Kyyak Proceedings of the State Natural History Museum 2023. doi:10.36885/nzdpm.2022.38.31-42

Other claims from this paper (11)

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Alfalfa plant density decreased during the study.

Taxon: alfalfaMedicago sativae0
Outcome: density of alfalfa plantse0
Direction: decreasee0

Verbatim

e0
“A decrease in the density of alfalfa plants was observed”
✓ located verbatim in the source · abstract, characters 435–491

Title

Où sont les légumineuses dans les terroirs de savane sud-soudanienne ? Cas du Burkina Faso.

Serigne Sylla, Elhadji; Diarra, Baba; Bachir Toure, Mouhadou; et al. HAL (Le Centre pour la Communication Scientifique Directe) 2025. doi:10.17180/ciag-2025-vol99-art02

Other claims from this paper (3)

Observation Alfalfa plant height and stem number increased significantly.
Observation Fresh alfalfa biomass after one year was estimated at 1,074 kg on 384 m².
Recommendation The authors recommend promoting irrigated alfalfa in arid conditions.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

No crop or cultivar decreased soil inoculum density.

Taxon: crop speciese0
Outcome: No decrease of inoculum densitye0
Direction: No decreasee0

Verbatim

e0
“No decrease of inoculum density occurred under any crop species or cultivar grown”
✓ located verbatim in the source · abstract, characters 1415–1496

Title

Effects of crop species, crop cultivars and isolates of Verticillium dahliae on the population of microsclerotia in the soil, and consequences for crop yield

L. MOL; J. M. VAN HALTEREN; K. SCHOLTE; et al. Plant Pathology 1996. doi:10.1046/j.1365-3059.1996.d01-125.x

Other claims from this paper (15)

Intervention effect In 1991 potato Element yield was lower with the potato isolate.
Intervention effect In 1991 potato Astarte yield was lower with the faba bean isolate.
Intervention effect In 1991 faba bean yield was lower with the faba bean isolate.
Intervention effect In 1991 sugar beet yield was lower with the faba bean isolate.
Intervention effect Isolate and infestation level did not affect dry matter yield in 1992.
Association Potato Element haulm yield in 1993 was affected by isolate, inoculum density and prior crop.
Association Prior potato Element, Astarte and Mirka crops gave the lowest 1993 yields.
Association At low initial infestation, inoculum density increased significantly after potato Element, Ostara and Astarte.
Association At low initial infestation, inoculum density increased significantly after faba bean.
Association At high infestation the crop effect on inoculum density depended on fungal isolate.
Association Potato cultivars seemed more susceptible to the potato isolate than the faba bean isolate.
Association Faba bean seemed more susceptible to the faba bean isolate than the potato isolate.
Intervention effect Removing flax culms diminished inoculum increase for the high potato isolate treatment.
Association Microsclerotia concentration in potato haulm debris rose with soil inoculum density.
Association Potato haulm dry matter yield fell as soil inoculum density increased.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Population density fell by approximately 87%.

Taxon: Campanula bononiensisCampanula bononiensist0
Outcome: population densitye0
Direction: decreasee0
Value: approx. 87%e0

Verbatim

e0
“A considerable decrease (approx. 87%) in population density was observed.”
✓ located verbatim in the source · abstract, characters 319–392

t0
“Campanula bononiensis”
✓ located verbatim in the source · title, characters 57–78

Title

Flowering, pollen characteristics and insect foraging on Campanula bononiensis (Campanulaceae), a protected species in Poland

Bożena Denisow; Małgorzata Wrzesień; Małgorzata Bożek; et al. Acta Agrobotanica 2014. doi:10.5586/aa.2014.021

Other claims from this paper (8)

Observation Pollen quantity varied across 18.5%–34.8% of anther dry weight.
Observation Pollen quantity varied across 0.5–1.5 mg per 10 anthers.
Observation Pollen viability varied from 38.8 to 97.0%.
Mechanism Low pollen quantity and viability may reduce reproductive success.
Observation Solitary bees made 45.7% of observed insect visits.
Observation Honeybees made 20.4% of observed insect visits.
Observation Bumblebees made 11.4% of observed insect visits.
Observation Dipterans, coleopterans, lepidopterans and ants were also recorded as flower visitors.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Increasing or decreasing density from the optimum reduced mid-early hybrid grain yield.

Material: Mid-early hybridse1
Outcome: grain yielde0
Direction: decreasee0

Not reportedTaxon

Verbatim

e0
“an increase or decrease in plant density from the optimum led to a decrease in grain yield”
✓ located verbatim in the source · abstract, characters 1832–1922

e1
“Mid-early hybrids”
✓ located verbatim in the source · abstract, characters 1753–1770

Title

Biometric parameters and yield of maize hybrids in dependence on agricultural technology elements

Tetiana Marchenko; Vadim Skakun; Yurii Lavrynenko; et al. Scientific Horizons 2023. doi:10.48077/scihor11.2023.90

Other claims from this paper (7)

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Density sharply decreased in both coenopopulations over 18 years.

Taxon: Dracocephalum fruticulosumDracocephalum fruticulosumt0
Outcome: densitye0
Direction: decreasee0
Value: 18 yearse0

Verbatim

e0
“A sharp decrease in density was revealed in both CPs over 18 years.”
✓ located verbatim in the source · abstract, characters 295–362

t0
“Dracocephalum fruticulosum”
✓ located verbatim in the source · title, characters 54–80

Title

Ontogenetic Structure Dynamics of Coenopopulations of Dracocephalum fruticulosum Stephan (Lamiaceae, Magnoliópsida) in Tuva

G. R. Denisova; V. A. Cheryomushkina; A. Yu. Astashenkov; et al. Biology Bulletin 2022. doi:10.1134/s106235902210034x

Other claims from this paper (9)

Observation The ontogenetic spectrum remained monomodal in all study years.
Observation CP 1 shifted from transient to aging.
Observation CP 2 shifted from transient to mature.
Observation CP 1 had successive structural dynamics.
Observation CP 2 had wave-fluctuation structural dynamics.
Observation Population demographic indicators were significantly vulnerable.
Mechanism Overgrowth by Selaginella sanguinolenta was identified as a driver of change in CP 1.
Mechanism Grazing was identified as a driver of change in CP 2.
Mechanism Weak seed setting and germination were identified as drivers of population change.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Trunk density declined further by 2003.

Taxon: Forestt0
Outcome: trunk densitye0
Direction: decreasee0
Setting: Masoala Peninsulat0

Verbatim

t0
“Forest of Masoala Peninsula, Madagascar”
✓ located verbatim in the source · title, characters 36–75

e0
“a further decrease in trunk density, an increase in the frequency of herbs and woody pioneers, a decrease in the frequency of liana and saplings of primary forest trees in the “shrub layer”, and an increase of vegetation in the “shrub layer” but decrease of vegetation in the “canopy layer”.”
✓ located verbatim in the source · abstract, characters 1452–1743

Title

The Effects of Cyclone Hudah on the Forest of Masoala Peninsula, Madagascar

C Birkinshaw; M Randrianjanahary Madagascar Conservation & Development 2009. doi:10.4314/mcd.v2i1.44125

Other claims from this paper (19)

Observation Satellite images showed severe damage to 3% of the forest.
Observation In the northeast, 22% of forest was severely damaged.
Observation Tree death reached up to 53% of trunks in a plot.
Observation Trunk basal area fell to 64%.
Observation Uprooting reached 46%.
Observation Trunk snapping reached 51%.
Observation Crown volume fell to a mean of 83%.
Observation Herbs, liana and woody pioneers increased after the cyclone.
Observation Primary forest saplings decreased after the cyclone.
Observation Canopy-layer vegetation decreased.
Observation Of killed trees, 39% were uprooted.
Observation Of killed trees, 37% were snapped.
Observation Of killed trees, 24% remained standing.
Association Intermediate-diameter trees had higher mortality than small or large trees.
Observation Herb and woody pioneer frequency increased by 2003.
Observation Liana and primary-forest sapling frequency decreased by 2003.
Observation Shrub-layer vegetation increased by 2003.
Observation Canopy-layer vegetation decreased by 2003.
Recommendation The authors recommended prioritizing fire control after cyclones.

“decrease in density”

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