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Association 53

Show all 53 →
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Manioc yield may decrease at higher rainfall.

Outcome
Crop yieldse1
Direction
decreasee0
Qualifier
maye0
Setting
higher rainfall levelse0

Verbatim

e0

“manioc and maize may decrease at higher rainfall levels”

✓ located verbatim in the source · abstract, characters 599–654
e1

“Crop yields show no increase with rainfall”

✓ located verbatim in the source · abstract, characters 550–592

Title

An Ecological Perspective on Human Densities in the Central African Forest

R. F. W. Barnes; S . A. Lahm Journal of Applied Ecology 1997. doi:10.2307/2404862

Other claims from this paper (3)
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Maize yield may decrease at higher rainfall.

Taxon
maizeZea mayse0
Outcome
Crop yieldse1
Direction
decreasee0
Qualifier
maye0
Setting
higher rainfall levelse0

Verbatim

e0

“manioc and maize may decrease at higher rainfall levels”

✓ located verbatim in the source · abstract, characters 599–654
e1

“Crop yields show no increase with rainfall”

✓ located verbatim in the source · abstract, characters 550–592

Title

An Ecological Perspective on Human Densities in the Central African Forest

R. F. W. Barnes; S . A. Lahm Journal of Applied Ecology 1997. doi:10.2307/2404862

Other claims from this paper (3)
Associationobservedoriginal resultno effectmeasured

Claim · model-written summary

Vertebrate species richness did not decrease with cacao yield in smallholder agroforests in Indonesia.

Outcome
vertebratese1
Direction
did not decreasee1
Setting
Indonesiae0

Verbatim

e0

“Here, we integrate biodiversity and crop productivity data for smallholder cacao in Indonesia to exemplify for tropical agroforests that there is little relationship between yield and biodiversity under current management”

✓ located verbatim in the source · abstract, characters 238–459
e1

“Species richness of trees, fungi, invertebrates, and vertebrates did not decrease with yield”

✓ located verbatim in the source · abstract, characters 529–621

Title

Combining high biodiversity with high yields in tropical agroforests

Yann Clough; Jan Barkmann; Jana Juhrbandt; et al. Proceedings of the National Academy of Sciences 2011. doi:10.1073/pnas.1016799108

Other claims from this paper (4)

Intervention effect 24

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Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Later nitrogen fertilization reduced its production benefit and tended to decrease dry yield.

Treatment
nitrogen fertilizere0
Outcome
dry pasturage yielde0
Direction
decrease tende0

Not reportedTaxonComparator

Verbatim

e0

“With fertilization time delay gradually,the role of nitrogen fertilizer on the increase production decreased uccording to the experiment data and there was decrease tend in the dry pasturage yield.”

✓ located verbatim in the source · abstract, characters 525–722

Title

Effect of Fertilization on Aboveground Biomass of Alpine Meadow in Region of Three-river Source

Zhang Dong-jie Chinese Qinghai Journal of Animal and Veterinary Sciences 2011

Other claims from this paper (7)
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Mixture selection history decreased yield variability only in monocultures.

Taxon
mixturee0
Treatment
mixture selection historye0
Outcome
variabilitye0
Direction
decreasee0
Qualifier
only in monoculturese0

Not reportedComparator

Verbatim

e0

“a mixture selection history can increase yield productivity and decrease its variability, although only in monocultures”

✓ located verbatim in the source · abstract, characters 883–1002

Title

Data from: Ecological and evolutionary effects of crop diversity decrease yield variability

López-Angulo, Jesus; Stefan, Laura; Engbersen, Nadine; et al. Zenodo (CERN European Organization for Nuclear Research) 2022. doi:10.5281/zenodo.7544811

Other claims from this paper (3)
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

N fertilization did not decrease species diversity over time.

Treatment
N fertilizatione0
Outcome
species diversitye0
Direction
did not decreasee0

Not reportedTaxonComparator

Verbatim

e0

“N fertilization did not decrease species diversity through time.”

✓ located verbatim in the source · abstract, characters 1389–1453

Title

Long‐Term Biomass Yield and Species Composition in Native Perennial Bioenergy Cropping Systems

Jacob M. Jungers; Adam T. Clark; Kevin Betts; et al. Agronomy Journal 2015. doi:10.2134/agronj15.0014

Other claims from this paper (14)

Observation 17

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Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Yield of the highly calcareous-soil population tended to decrease in highly calcareous soils.

Taxon
Cynodon dactylonCynodon dactylont0
Outcome
decreasee0
Direction
decreasee0
Setting
highly calcareous soilse0

Verbatim

e0

“though in highly calcareous soils it tended to decrease”

✓ located verbatim in the source · abstract, characters 441–496
t0

“CYNODON DACTYLON”

✓ located verbatim in the source · title, characters 49–65

Title

DIFFERENTIAL RESPONSE OF THE EDAPHIC ECOTYPES IN CYNODON DACTYLON (L) PERS. TO SOIL CALCIUM

P. S. RAMAKRISHNAN; VIJAY K. SINGH New Phytologist 1966. doi:10.1111/j.1469-8137.1966.tb05419.x

Other claims from this paper (11)
Observationobservedreview summarynegativebasis n/a

Claim · model-written summary

The other mixture component usually has lower yield than its monoculture.

Taxon
PlantsViridiplantaee0
Outcome
decreasee0
Direction
decreasee0
Qualifier
usuallye0
Comparator
their own monoculturee0

Verbatim

e0

“Plants of the other component usually show a decrease, relative to their own monoculture”

✓ located verbatim in the source · abstract, characters 149–237

Title

A Revised Analysis of Plant Competition Experiments

C. A. McGilchrist; B. R. Trenbath Biometrics 1971. doi:10.2307/2528603

Other claims from this paper (3)
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Oil palm is the most efficient land use, with the lowest ratio between ecosystem carbon storage loss or net primary production decrease and yield.

Taxon
Oil palme0
Outcome
ratio between ecosystem carbon storage loss or net primary production (NPP) decrease and yielde0
Direction
loweste0

Verbatim

e0

“Oil palm cultivation leads to the highest carbon losses but it is the most efficient land use, providing the lowest ratio between ecosystem carbon storage loss or net primary production (NPP) decrease and yield”

✓ located verbatim in the source · abstract, characters 606–816

Title

Carbon costs and benefits of Indonesian rainforest conversion to plantations

Thomas Guillaume; Martyna M. Kotowska; Dietrich Hertel; et al. Nature Communications 2018. doi:10.1038/s41467-018-04755-y

Other claims from this paper (6)

Mechanism 4

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Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

The decrease in lotus yield with increasing altitude is attributed to increasing severity of climate.

Taxon
lotusLotust0
Outcome
lotus yielde7
Qualifier
increasing severity of climate (probably low temperatures)e7

Verbatim

t0

“EFFECTS OF FERTILISERS AND ENVIRONMENT ON LOTUS PRODUCTION ON HIGH COUNTRY ACID SOILS IN OTAGO”

✓ located verbatim in the source · title, characters 0–94
e7

“Decreasing lotus yield with increasing altitude is attributed to increasing severity of climate (probably low temperatures). The lower yields and greater decrease on the Lammerlaws suggest that the limitations are more severe there than at corresponding altitudes on the Remarkables”

✓ located verbatim in the source · abstract, characters 1661–1943

Title

EFFECTS OF FERTILISERS AND ENVIRONMENT ON LOTUS PRODUCTION ON HIGH COUNTRY ACID SOILS IN OTAGO

M.J.S. Floate; P.D. Mcintosh; W.H. Risk; et al. Proceedings of the New Zealand Grassland Association 1985. doi:10.33584/jnzg.1985.46.1685

Other claims from this paper (13)
Mechanismauthor interpretationoriginal resultnegativebasis n/a

Claim · model-written summary

The authors attributed declining diversity and richness to nutrient resorption.

Taxon
grasslandse1
Outcome
species diversity and richnesse0
Direction
decreasee0
Qualifier
nutrient resorptione0

Verbatim

e0

“nutrient resorption is resulting in a decrease in species diversity and richness”

✓ located verbatim in the source · abstract, characters 1174–1254
e1

“biomass yield in grasslands”

✓ located verbatim in the source · abstract, characters 340–367

Title

FERTILIZATION AND SOIL AERATION EFFECTS ON GRASSLAND PRIMARY PRODUCTIVITY AND SPECIES DIVERSITY IN A MEADOW STEPPE, NORTHERN CHINA

Y. BAI; S. LV; M.P. SCHELLENBERG; et al. Applied Ecology and Environmental Research 2020. doi:10.15666/aeer/1803_45394555

Other claims from this paper (8)
Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

Harvesting Quercus ellipsoidalis aboveground biomass would yield net belowground carbon sequestration but less aboveground biomass.

Taxon
Q. ellipsoidalisQuercus ellipsoidalise0e1
Outcome
net sequestration of carbon belowgrounde0e1
Qualifier
high allocation belowgrounde0e1

Verbatim

e0

“Conversely the harvest of Q. ellipsoidalis aboveground biomass would result in net sequestration of carbon belowground due to its high allocation belowground, but would yield lower amounts of aboveground biomass.”

✓ located verbatim in the source · abstract, characters 1633–1845
e1

“Plant carbon gains with P. strobus were paralleled by a decrease of 16% in soil carbon”

✓ located verbatim in the source · abstract, characters 978–1064

Title

The impact of co‐occurring tree and grassland species on carbon sequestration and potential biofuel production

RAMESH LAUNGANI; JOHANNES M. H. KNOPS GCB Bioenergy 2009. doi:10.1111/j.1757-1707.2009.01031.x

Other claims from this paper (16)

Method / resource 3

Show all 3 →
Method / resourceobservedoriginal resultsimulated

Claim · model-written summary

Only three of eight life cycle parameters were of minor importance for Striga hermonthica seedbank dynamics and millet yield

Taxon
millete1
Interactor
S. hermonthicaStriga hermonthicae1parasite
Outcome
importance for seedbank dynamics and millet yielde5
Value
three out of eighte5

Verbatim

e1

“Spatial expansion of S. hermonthica and decrease in millet yield in a field was slower, on average, when stochasticity of attachment of seedlings to the host was included and compared to the deterministic model”

✓ located verbatim in the source · abstract, characters 476–686
e5

“Sensitivity analysis showed that only three out of eight life cycle parameters were of minor importance for seedbank dynamics and millet yield”

✓ located verbatim in the source · abstract, characters 903–1045

Title

Long‐term management of Striga hermonthica: strategy evaluation with a spatio‐temporal population model

T A VAN MOURIK; F J J A BIANCHI; W VAN DER WERF; et al. Weed Research 2008. doi:10.1111/j.1365-3180.2008.00638.x

Other claims from this paper (7)
Method / resourceobservedoriginal resultsimulated

Claim · model-written summary

Spatial expansion of Striga hermonthica was slower in a stochastic model than in the deterministic model

Taxon
millete1
Interactor
S. hermonthicaStriga hermonthicae1parasite
Outcome
Spatial expansion of S. hermonthicae1
Direction
slowere1
Comparator
deterministic modele1

Verbatim

e1

“Spatial expansion of S. hermonthica and decrease in millet yield in a field was slower, on average, when stochasticity of attachment of seedlings to the host was included and compared to the deterministic model”

✓ located verbatim in the source · abstract, characters 476–686

Title

Long‐term management of Striga hermonthica: strategy evaluation with a spatio‐temporal population model

T A VAN MOURIK; F J J A BIANCHI; W VAN DER WERF; et al. Weed Research 2008. doi:10.1111/j.1365-3180.2008.00638.x

Other claims from this paper (7)
Method / resourceobservedoriginal resultsimulated

Claim · model-written summary

Simulated spatial patterns of emerged Striga hermonthica plants resembled the distribution observed in farmers’ fields

Taxon
millete1
Interactor
S. hermonthicaStriga hermonthicae2parasite
Outcome
The spatial patterns of emerged S. hermonthica plantse2
Comparator
distribution typically observed in farmers’ fieldse3

Verbatim

e1

“Spatial expansion of S. hermonthica and decrease in millet yield in a field was slower, on average, when stochasticity of attachment of seedlings to the host was included and compared to the deterministic model”

✓ located verbatim in the source · abstract, characters 476–686
e2

“The spatial patterns of emerged S. hermonthica plants”

✓ located verbatim in the source · abstract, characters 688–741
e3

“resembled the distribution typically observed in farmers’ fields”

✓ located verbatim in the source · abstract, characters 837–901

Title

Long‐term management of Striga hermonthica: strategy evaluation with a spatio‐temporal population model

T A VAN MOURIK; F J J A BIANCHI; W VAN DER WERF; et al. Weed Research 2008. doi:10.1111/j.1365-3180.2008.00638.x

Other claims from this paper (7)

Recommendation 2

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Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors conclude intensified management can reduce short-term timber loss from greater conservation and maintain or increase timber yield over the long term relative to baseline management.

Treatment
intensified forest managemente0
Outcome
decrease the loss of timber yielde0
Comparator
baseline forest managemente0

Not reportedTaxon

Verbatim

e0

“with intensified forest management it is possible, in the short term, to decrease the loss of timber yield through increased forest conservation area and in the long term maintain or even increase it compared to baseline forest management”

✓ located verbatim in the source · abstract, characters 1470–1708

Title

Effects of forest conservation and management on timber, ecosystem carbon, dead wood and habitat suitability area in a boreal forest under climate change

Pikkarainen Pikkarainen; Harri Strandman; Eerik Vento; et al. Silva Fennica 2024. doi:10.14214/sf.23045

Other claims from this paper (12)
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend cutting at least yearly without biomass removal to maintain wet meadow vegetation.

Taxon
T. latifoliaTypha latifoliae0
Outcome
Cutting at least once per year without biomass removale0
Qualifier
maintain the wet‐meadow vegetation without loss of species richnesse0

Verbatim

e0

“Cutting at least once per year without biomass removal seems to be sufficient to achieve a decrease in DMB yield and litter of T. latifolia plants, and thereby maintain the wet‐meadow vegetation without loss of species richness and also preventing the overgrowth of shrubs and trees”

✓ located verbatim in the source · abstract, characters 1692–1974

Title

What is a suitable management for Typha latifolia control in wet meadows?

Jan Titěra; Lenka Pavlů; Vilém V. Pavlů; et al. Applied Vegetation Science 2023. doi:10.1111/avsc.12740

Other claims from this paper (6)

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