Search claims · PlantClaims

Associationobservedoriginal resultmixedsimulated

Claim · model-written summary

Insecticide use may increase or decrease depending on field pest density.

Taxon: CornZea mays subsp. mayst0
Outcome: insecticide usee0
Direction: increase or decreasee0
Qualifier: pest densities on individual fieldse0

Not reportedComparator

Verbatim

e0
“Depending on pest densities on individual fields, insecticide use may increase or decrease.”
✓ located verbatim in the source · abstract, characters 566–657

t0
“Corn”
✓ located verbatim in the source · title, characters 66–70

Title

Insecticide Use and Crop Rotation under Risk: Rootworm Control in Corn

William F. Lazarus; Earl R. Swanson American Journal of Agricultural Economics 1983. doi:10.2307/1240462

Other claims from this paper (4)

Observation Crop insurance may lead a risk-averse farmer to choose a riskier cropping program.
Association Reduced risk aversion leads to greater specialization in corn.
Association Reduced risk aversion increases the insecticide threshold.
Association Reduced risk aversion increases the rotation threshold.

Observationobservedoriginal resultmixedmeasured

Claim · model-written summary

Bulk density under no tillage (NT) could increase or decrease

Taxon: winter wheatTriticum aestivume0
Treatment: NTe1
Outcome: bulk density (BD)e1
Direction: increase or decreasee1

Verbatim

e0
“for winter wheat crops”
✓ located verbatim in the source · abstract, characters 319–341

e1
“The results revealed that physical properties such as bulk density (BD) can increase or decrease under NT, while soil water content (SWC) increased under the same system”
✓ located verbatim in the source · abstract, characters 800–969

Title

Long-Term Effect of Tillage Practices on Soil Physical Properties and Winter Wheat Yield in North-East Romania

Segla Serginho Cakpo; Tudor George Aostăcioaei; Gabriel-Dumitru Mihu; et al. Agriculture 2025. doi:10.3390/agriculture15090989

Other claims from this paper (8)

Intervention effectobservedoriginal resultmixedmeasured

Claim · model-written summary

Delaying sowing and increasing density changed the yield of Hefeng 50 in an increase-then-decrease trend.

Taxon: soybeanGlycine maxe0
Material: Hefeng 50e0
Treatment: sowing date delayed and density increasede1
Outcome: yielde1
Direction: increase-and-then-decrease trende1

Not reportedComparator

Verbatim

e0
“New soybean variety Hefeng 50”
✓ located verbatim in the source · abstract, characters 0–29

e1
“with the sowing date delayed and density increased,the yield of Hefeng 50 showed increase-and-then-decrease trend”
✓ located verbatim in the source · abstract, characters 313–426

Title

Influence of Sowing Date and Density on Oil Content and Yield of High-oil and High-yield Soybean Variety Hefeng 50

Zhixin Wang 2009

Other claims from this paper (4)

Intervention effect Delaying the sowing date decreased the oil content of soybean Hefeng 50.
Intervention effect Planting density had no obvious influence on the oil content of soybean Hefeng 50.
Intervention effect Planting density of 25×10^4 plants/ha with a 9 May sowing date gave the highest yield of Hefeng 50.
Intervention effect Planting density of 25×10^4 plants/ha with a 9 May sowing date gave higher oil content in Hefeng 50.

Intervention effectobservedoriginal resultmixedmeasured

Claim · model-written summary

Zhengdan958 rind strength was unchanged except for a decrease in the third internode.

Taxon: maizeZea mayse1
Material: Zhengdan958e0
Treatment: high densitye2
Outcome: rind penetration strengthe0
Direction: unchangede0
Comparator: medium density(52 500 plants/ha)e3

Verbatim

e0
“while Zhengdan958 was unchanged, except that the rind penetration strength of the third internode decreased”
✓ located verbatim in the source · abstract, characters 776–883

e1
“maize cultivars”
✓ located verbatim in the source · abstract, characters 15–30

e2
“Under high density condition”
✓ located verbatim in the source · abstract, characters 683–711

e3
“medium density(52 500 plants/ha)”
✓ located verbatim in the source · abstract, characters 116–148

Title

Effects of the Plant Density on the Characteristics of Maize Stem and Ear

Jiang Wen Yumi kexue 2009

Other claims from this paper (7)

Intervention effect High density did not affect plant height and ear height.
Intervention effect High density did not affect the length of internodes other than the first.
Intervention effect High density decreased third internode stem diameter.
Association At medium density Jinhai 5 had higher rind penetration strength than Zhengdan958.
Intervention effect High density decreased Jinhai 5 rind penetration strength.
Intervention effect High density decreased ear length, kernel number per line and hundred kernel weight.
Intervention effect Both cultivars had their highest yield at higher density.

Associationobservedoriginal resultmixedmeasured

Claim · model-written summary

Yield first rose and then declined as planting density increased.

Taxon: Yingge mung beant0
Treatment: planting densitye0
Outcome: yielde0
Direction: increasede0
Qualifier: then the yield started to decreasee0

Verbatim

e0
“At the beginning,the yield increased along with the increment of planting density,the highest yield was 1 255.6 kg/hm2 when the density was 1.2×105 plants/hm2,and then the yield started to decrease”
✓ located verbatim in the source · abstract, characters 816–1013

t0
“Yingge Mung Bean”
✓ located verbatim in the source · title, characters 46–62

Title

Experimental Study on the Planting Density of Yingge Mung Bean in Taihang Mountain Area

Ying Shi Anhui nongye kexue 2008

Other claims from this paper (6)

Association Plant height rose with planting density and peaked at 1.5×105 plants/hm2.
Association Pods per plant rose with planting density and peaked at 1.5×105 plants/hm2.
Association Branch number on the main stem peaked at 9.0×104 plants/hm2.
Association Grain number per pod peaked at 1.2×105 plants/hm2.
Association Yield reached 1 255.6 kg/hm2 at 1.2×105 plants/hm2.
Recommendation The authors identified 1.2～1.5×105 plants/hm2 as optimum planting density.

Associationobservedoriginal resultmixedmeasured

Claim · model-written summary

Overall fruit yield stabilized at high cane density and tended to decline above an optimum density.

Taxon: red RaspberriesRubus idaeust0
Treatment: high cane densitye0
Outcome: overall fruit yielde0
Direction: decreasee0
Qualifier: after an optimum number of canes per meter row was reachede0

Verbatim

e0
“The increase in overall fruit yield stabilised at high cane density and there was a tendency for it to decrease after an optimum number of canes per meter row was reached.”
✓ located verbatim in the source · abstract, characters 2141–2312

t0
“red Raspberries”
✓ located verbatim in the source · title, characters 112–127

Title

Effect of nitrogen and cane density on cane architecture, fruit and fruit yield components in primocane bearing red Raspberries

Joseph N. Wolukau Mspace (University of Manitoba) 1992

Other claims from this paper (13)

Intervention effect High nitrogen enlarged cane diameter and increased the number and basal length of laterals.
Intervention effect High row cane density enlarged cane diameter and increased the number and basal length of laterals.
Observation At high cane density, lateral length along the cane followed a curvilinear pattern.
Association Lateral branch angle increased with cane density.
Intervention effect High nitrogen increased the number of laterals and proportion of fruiting cane.
Intervention effect Low cane density increased the number of laterals and proportion of fruiting cane.
Intervention effect High nitrogen increased cane height.
Association Row cane density decreased cane height.
Intervention effect Nitrogen increased fruits per lateral and cane, fruit size, and yield per cane.
Intervention effect Low cane density increased fruits per lateral and cane, fruit size, and yield per cane.
Intervention effect Nitrogen increased overall fruit yield as much as threefold on sandy soils, with less effect on clay-loam soils.
Association Overall fruit yield increased with cane density, but the increase was not significant.
Intervention effect Nitrogen application significantly increased fruit yields.

Intervention effectobservedoriginal resultmixedmeasured

Claim · model-written summary

Increasing density first increased and then decreased seed yield.

Taxon: Winter Oilseed RapeBrassica napust0
Treatment: increase in plant densitye0
Outcome: seed yielde0
Direction: initial increasee0
Qualifier: followed by a decreasee0

Not reportedComparator

Verbatim

e0
“The increase in plant density led to an initial increase in seed yield and pod numbers per unit area, followed by a decrease”
✓ located verbatim in the source · abstract, characters 183–307

t0
“Winter Oilseed Rape (Brassica napus L.)”
✓ located verbatim in the source · title, characters 52–91

Title

Leaf Senescence, Root Morphology, and Seed Yield of Winter Oilseed Rape (Brassica napus L.) at Varying Plant Densities

Ming Li; Muhammad Shahbaz Naeem; Shafaqat Ali; et al. BioMed Research International 2017. doi:10.1155/2017/8581072

Other claims from this paper (16)

Intervention effect Increasing density first increased and then decreased pod numbers per unit area.
Observation The optimal density was 58.5 × 10 4 plants ha −1 for both varieties.
Intervention effect High plant density produced a decrease in green leaf area index relative to low density.
Intervention effect High plant density produced a decrease in chlorophyll content relative to low density.
Intervention effect High plant density produced a increase in malondialdehyde content relative to low density.
Intervention effect High density had higher pod area index (PAI) after peak anthesis.
Intervention effect High density had higher pod photosynthesis after peak anthesis.
Intervention effect High density had higher radiation use efficiency (RUE) after peak anthesis.
Observation High density was associated with higher dry matter accumulation.
Observation High density was associated with higher nitrogen utilization efficiency.
Observation High density was associated with higher yield.
Intervention effect High density decreased root length.
Intervention effect High density decreased root tips.
Intervention effect High density decreased root surface area.
Intervention effect High density decreased root volume.
Recommendation The authors recommend increasing density within a certain range for high seed yield.

Associationobservedoriginal resultmixedmeasured

Claim · model-written summary

Transiently increased seed production correlated with lower bacterial density in rhizosphere soil.

Taxon: Medicago truncatulaMedicago truncatulae1
Interactor: Pseudomonas fluorescens strain C7R12Pseudomonas fluorescense1symbiont
Outcome: bacterial density in the rhizosphere soile0
Direction: decreasee0
Qualifier: transient increase in seed productione0

Verbatim

e0
“this transient increase in seed production was correlated with a decrease in bacterial density in the rhizosphere soil”
✓ located verbatim in the source · abstract, characters 1442–1560

e1
“Medicago truncatula Jemalong J5 and the mutualistic bacteria Pseudomonas fluorescens strain C7R12”
✓ located verbatim in the source · abstract, characters 707–804

Title

Interaction between Medicago truncatula and Pseudomonas fluorescens: Evaluation of Costs and Benefits across an Elevated Atmospheric CO2

Clémentine Lepinay; Thierry Rigaud; Christophe Salon; et al. PLoS ONE 2012. doi:10.1371/journal.pone.0045740

Other claims from this paper (4)

Association Under elevated CO2, the bacterium benefited plant development, vegetative growth and C/N content.
Intervention effect The bacterial strain combined with increased CO2 led to earlier plant seed production.
Observation The shifted cost-benefit ratio disappeared later during plant growth.
Observation Increased CO2 transiently shifted the cost-benefit balance in favor of the plant.

Intervention effectobservedoriginal resultmixedmeasured

Claim · model-written summary

Increasing density first increased and then decreased pod numbers per unit area.

Taxon: Winter Oilseed RapeBrassica napust0
Treatment: increase in plant densitye0
Outcome: pod numbers per unit areae0
Direction: initial increasee0
Qualifier: followed by a decreasee0

Not reportedComparator

Verbatim

e0
“The increase in plant density led to an initial increase in seed yield and pod numbers per unit area, followed by a decrease”
✓ located verbatim in the source · abstract, characters 183–307

t0
“Winter Oilseed Rape (Brassica napus L.)”
✓ located verbatim in the source · title, characters 52–91

Title

Leaf Senescence, Root Morphology, and Seed Yield of Winter Oilseed Rape (Brassica napus L.) at Varying Plant Densities

Ming Li; Muhammad Shahbaz Naeem; Shafaqat Ali; et al. BioMed Research International 2017. doi:10.1155/2017/8581072

Other claims from this paper (16)

Intervention effect Increasing density first increased and then decreased seed yield.
Observation The optimal density was 58.5 × 10 4 plants ha −1 for both varieties.
Intervention effect High plant density produced a decrease in green leaf area index relative to low density.
Intervention effect High plant density produced a decrease in chlorophyll content relative to low density.
Intervention effect High plant density produced a increase in malondialdehyde content relative to low density.
Intervention effect High density had higher pod area index (PAI) after peak anthesis.
Intervention effect High density had higher pod photosynthesis after peak anthesis.
Intervention effect High density had higher radiation use efficiency (RUE) after peak anthesis.
Observation High density was associated with higher dry matter accumulation.
Observation High density was associated with higher nitrogen utilization efficiency.
Observation High density was associated with higher yield.
Intervention effect High density decreased root length.
Intervention effect High density decreased root tips.
Intervention effect High density decreased root surface area.
Intervention effect High density decreased root volume.
Recommendation The authors recommend increasing density within a certain range for high seed yield.

Observationobservedoriginal resultmixedmeasured

Claim · model-written summary

Community crown density, average tree height and soil moisture decreased and then increased across slope aspects.

Outcome: crown density, av- erage tree height and soil moisturee0
Direction: decrease—increasee0
Setting: north to east, south and weste0

Not reportedTaxon

Verbatim

e0
“With changes in the slope aspect from north to east, south and west, the crown density, av- erage tree height and soil moisture of the plant community displayed a pattern of decrease—increase”
✓ located verbatim in the source · abstract, characters 1432–1623

Title

SHI Yuan-Chun; Zhao Cheng-zhang; Song Qing-hua; et al. 2015

Other claims from this paper (5)

“decrease in density”

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