Search claims · PlantClaims

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Increasing orchard density did not significantly decrease yield.

Taxon: SOUR CHERRYPrunus cerasust0
Treatment: increasing the densitye0
Outcome: yielde0
Direction: does not decreasee0

Not reportedComparator

Verbatim

t0
“SOUR CHERRY”
✓ located verbatim in the source · title, characters 80–91

e0
“increasing the density in the orchard, the yield does not decrease significantly”
✓ located verbatim in the source · abstract, characters 1858–1938

Title

THE EFFECT OF ROOTSTOCK AND SPACING ON THE GROWTH AND YIELD OF 'KÁNTORJÁNOSI 3' SOUR CHERRY VARIETY IN INTENSIVE ORCHARD

L. Magyar; K. Hrotkó Acta Horticulturae 2013. doi:10.17660/actahortic.2013.981.58

Other claims from this paper (13)

Observation Slender spindle crowns were applicable on medium and strong rootstocks across spacings.
Recommendation The authors recommend large spacing with vigorous Prunus mahaleb rootstocks under extensive conditions.
Observation Magyar was suitable under extensive conditions at reduced spacing.
Observation Prob lacked sufficient vigour for the applied spacing and slender spindle training.
Observation Prob produced one of the best fruit sizes.
Recommendation The authors do not recommend Colt for Kantorjanosi 3.
Recommendation The authors do not recommend Pi-Ku 2 for Kantorjanosi 3.
Observation Branches died and leaves yellowed on Pi-Ku 2.
Observation CEMA gave better yield.
Observation Korponay gave better yield.
Observation Magyar was suitable at higher tree density.
Intervention effect Larger spacing significantly increased yield.
Intervention effect Specific yield index did not differ significantly across spacings.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Tree diameter showed a marginal, non-significant decrease with increasing planting density.

Taxon: Hevea brasiliensisHevea brasiliensist0
Treatment: planting densitye3
Outcome: tree diametere3
Direction: decreasee3
Comparator: 500 trees per hectaree1

Verbatim

t0
“Hevea brasiliensis”
✓ located verbatim in the source · title, characters 46–64

e1
“Rubber was planted in three high densities, i.e., 600, 700 and 800 trees per hectare, with the presently recommended level of 500 trees per hectare”
✓ located verbatim in the source · abstract, characters 1130–1277

e3
“Though not statistically significant, there was a marginal decrease in tree diameter with the increase in planting density”
✓ located verbatim in the source · abstract, characters 1882–2004

Title

Timber production in high density planting of Hevea brasiliensis

T.U.K. Silva; V.H.L. Rodrigo; S.M.C.U.P. Subasinghe Proceedings of International Forestry and Environment Symposium 2012. doi:10.31357/fesympo.v14i0.388

Other claims from this paper (8)

Intervention effect Tree height and crown height did not vary significantly among planting densities.
Intervention effect Bark thickness and mean merchantable timber volume per tree decreased significantly with increasing planting density.
Intervention effect Merchantable volume per hectare was comparable among planting densities.
Intervention effect Total stem volume per tree remained the same among the four planting densities.
Intervention effect Total stem volume per hectare increased significantly with planting density.
Association Clone RRIC 121 outperformed the other tested clones in growth and timber production.
Observation Clone RRIC 110, infected with Corynespora leaf disease, performed poorly in all densities.
Recommendation Higher planting densities are more useful for the fuel wood, pulp and MDF board industries.

Observationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

December NSC concentration remained high and did not decrease significantly under high forest density.

Taxon: Vitex negundo Var. heterophyllaVitex negundo var. heterophyllat0
Outcome: NSC concentratione0
Direction: did not significantly decreasee0
Qualifier: in Decembere0

Verbatim

e0
“the NSC concentration in December remained at a high level and did not significantly decrease”
✓ located verbatim in the source · abstract, characters 1073–1166

t0
“Vitex negundo Var. heterophylla”
✓ located verbatim in the source · title, characters 83–114

Title

Seasonal dynamics of non-structural carbohydrates in new twigs and old branches of Vitex negundo Var. heterophylla under three densities of Robinia pseudoacacia forests

Ning Wang; Hongliang Ji; Qiang Li; et al. BMC Plant Biology 2025. doi:10.1186/s12870-025-06500-2

Other claims from this paper (5)

Observationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

No significant decrease in overall leaf biomass was detected in the transgenic poplar.

Taxon: poplarPopulust0
Outcome: overall leaf biomasse0
Direction: no significant decreasese0

Verbatim

e0
“no significant decreases in overall leaf biomass were detected in these plants”
✓ located verbatim in the source · abstract, characters 1748–1826

t0
“poplar”
✓ located verbatim in the source · title, characters 30–36

Title

Decreased stomatal density in poplar leads to improved water-use efficiency and drought tolerance

Shaneka S. Lawson Purdue e-Pubs (Purdue University System) 2011

Other claims from this paper (5)

Intervention effect AtEPF1 overexpression reduced stomatal density in Arabidopsis and poplar.
Observation The poplar homolog of AtEPF1 was identified and isolated as PtaEPF1.
Intervention effect PtaEPF1 overexpression decreased stomatal density in Arabidopsis and poplar.
Intervention effect Overexpression of PtaEPF1 limited leaf water loss in Arabidopsis and poplar.
Observation The transgenic plants exhibited several abnormal leaf phenotypes.

Intervention effectobservedoriginal resultnot significant (as stated)measured

Claim · model-written summary

Cacao sap flux density changed by −11% without statistical significance during roof closure.

Taxon: cacaoTheobroma cacaoe0
Outcome: sap flux densitiese0
Direction: decreaseinferrede0
Value: −11%e0

Not reportedTreatmentComparator

Verbatim

e0
“small nonsignificant changes in cacao (−11%) and Gliricidia (−12%) sap flux densities”
✓ located verbatim in the source · abstract, characters 511–596

Title

Effects of an experimental drought on the functioning of a cacao agroforestry system, Sulawesi, Indonesia

LUITGARD SCHWENDENMANN; EDZO VELDKAMP; GERALD MOSER; et al. Global Change Biology 2009. doi:10.1111/j.1365-2486.2009.02034.x

Other claims from this paper (9)

Observation Throughfall reduction lowered soil water content to at least 2.5 m depth.
Intervention effect Gliricidia sap flux density changed by −12% without statistical significance.
Intervention effect Cacao litterfall changed by +8% without statistical significance.
Intervention effect Gliricidia litterfall changed by −2% without statistical significance.
Intervention effect Soil carbon dioxide efflux changed by −14% without statistical significance.
Intervention effect Cacao yield changed by −10% without statistical significance during roof closure.
Intervention effect Cacao bean yield was 45% lower in roof plots during the main harvest.
Association Cacao and Gliricidia showed complementary soil water use through vertical partitioning.
Mechanism Complementary water uptake and acclimation may help cacao cope with drought.

Intervention effectobservedoriginal resultnot significant (as stated)measured

Claim · model-written summary

Increasing VPD slightly decreased stomatal conductance without significance.

Taxon: cacaoTheobroma cacaot0
Treatment: increasing VPDe0
Outcome: g se0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“the slight decrease in g s and the slight increase in C i with increasing VPD were non-significant”
✓ located verbatim in the source · abstract, characters 731–829

t0
“cacao seedlings”
✓ located verbatim in the source · title, characters 122–137

Title

Photosynthetic photon flux density, carbon dioxide concentration, and vapor pressure deficit effects on photosynthesis in cacao seedlings

V. C. Baligar; J. A. Bunce; R. C. R. Machado; et al. Photosynthetica 2008. doi:10.1007/s11099-008-0035-7

Other claims from this paper (10)

Intervention effect Increasing PPFD from 50 to 400 increased cacao net photosynthesis by about 50%.
Intervention effect Further PPFD increase to 1500 had no effect on net photosynthesis.
Intervention effect Increasing external CO2 significantly increased net photosynthesis and internal CO2.
Intervention effect Increasing external CO2 decreased stomatal conductance and transpiration.
Intervention effect Increasing VPD reduced net photosynthesis in all cacao genotypes.
Intervention effect Increasing VPD slightly increased internal CO2 without significance.
Intervention effect Increasing VPD significantly increased transpiration.
Mechanism Authors suggest increased transpiration may have reduced net photosynthesis.
Mechanism Authors infer weak stomatal response to VPD could limit cacao growth in high VPD.
Observation Gas exchange characteristics did not significantly differ among cacao genotypes.

Associationobservedreview summarypositivenot significant (as stated)basis n/a

Claim · model-written summary

Summer ETc could reach 0.45 without significantly decreasing oil productivity.

Taxon: oliveOlea europaeat0
Treatment: 0.45 in the summere0
Outcome: oil productivitye0
Direction: without a significant decreasee0
Value: 0.45e0

Verbatim

e0
“could fall as low as 0.45 in the summer without a significant decrease in oil productivity”
✓ located verbatim in the source · abstract, characters 1315–1405

t0
“Olive”
✓ located verbatim in the source · title, characters 31–36

Title

Sustainability of High-Density Olive Orchards: Hints for Irrigation Management and Agroecological Approaches

Justino Sobreiro; Maria Isabel Patanita; Manuel Patanita; et al. Water 2023. doi:10.3390/w15132486

Other claims from this paper (6)

Observation Reviewed olive crop ETc ranged from 0.65 to 0.70.
Recommendation Intermediate deficit irrigation, including RDI or PRD, was reported as effective.
Observation Irrigation enables cover crops, non-tillage, and recycling of pruning residues.
Intervention effect These practices reduce soil erosion and nutrient leaching.
Intervention effect These practices improve soil organic carbon by 2 to 3 t C ha−1 year−1.
Observation Biodiversity of plants and animals generally increases under these practices.

Intervention effectobservedoriginal resultnot significant (as stated)measured

Claim · model-written summary

Increasing VPD slightly increased internal CO2 without significance.

Taxon: cacaoTheobroma cacaot0
Treatment: increasing VPDe0
Outcome: C ie0
Direction: increasee0

Not reportedComparator

Verbatim

e0
“the slight decrease in g s and the slight increase in C i with increasing VPD were non-significant”
✓ located verbatim in the source · abstract, characters 731–829

t0
“cacao seedlings”
✓ located verbatim in the source · title, characters 122–137

Title

Photosynthetic photon flux density, carbon dioxide concentration, and vapor pressure deficit effects on photosynthesis in cacao seedlings

V. C. Baligar; J. A. Bunce; R. C. R. Machado; et al. Photosynthetica 2008. doi:10.1007/s11099-008-0035-7

Other claims from this paper (10)

Intervention effect Increasing PPFD from 50 to 400 increased cacao net photosynthesis by about 50%.
Intervention effect Further PPFD increase to 1500 had no effect on net photosynthesis.
Intervention effect Increasing external CO2 significantly increased net photosynthesis and internal CO2.
Intervention effect Increasing external CO2 decreased stomatal conductance and transpiration.
Intervention effect Increasing VPD reduced net photosynthesis in all cacao genotypes.
Intervention effect Increasing VPD slightly decreased stomatal conductance without significance.
Intervention effect Increasing VPD significantly increased transpiration.
Mechanism Authors suggest increased transpiration may have reduced net photosynthesis.
Mechanism Authors infer weak stomatal response to VPD could limit cacao growth in high VPD.
Observation Gas exchange characteristics did not significantly differ among cacao genotypes.

“decrease in density”

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