Search claims · PlantClaims

Method / resourceobservedoriginal resultnegativeprojected

Claim · model-written summary

The 4M model predicted a considerable future decrease in maize yield safety.

Taxon: maizeZea mayse0
Outcome: yield safetye0
Direction: decreasee0

Not reportedComparatorValue

Verbatim

e0
“4M predicted a considerable decrease of maize yields as well as yield safety for the future.”
✓ located verbatim in the source · abstract, characters 933–1025

Title

USING LONG-TERM FIELD EXPERIMENT DATA TO PREPARE A CROP SIMULATION MODEL FOR CLIMATE IMPACT STUDIES

GY. MICSKEI Applied Ecology and Environmental Research 2016. doi:10.15666/aeer/1403_263280

Other claims from this paper (6)

Method / resource After calibration, the 4M model adequately simulated biomass production differences among fertilizer levels.
Method / resource After calibration, the 4M model adequately simulated long-term biomass production trends and averages.
Method / resource The 4M model underestimated inter-annual yield variability.
Method / resource A new formula was proposed to simulate increased leaf decay under heat and water stress.
Method / resource The 4M model predicted a considerable future decrease in maize yields.
Method / resource Comparison of observed and simulated data suggested two model improvements for projections of environmental stress impacts.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Drought produced the highest yield decrease at this grass site.

Taxon: grasse2
Outcome: yielde1
Direction: decreasee1
Setting: droughte1

Verbatim

e1
“In case of drought there was the highest yield decrease”
✓ located verbatim in the source · abstract, characters 1101–1156

e2
“grass type formed on the Little Cumania lowland”
✓ located verbatim in the source · abstract, characters 1036–1083

Title

A termőhely, a gyeptípus és az időjárás szerepe néhány gyep hozamának alakulásában a hasznosítás intenzitásának függvényében

Márta Bajnok; Gábor Török; Reinhard Resch; et al. Gyepgazdálkodási Közlemények 2021. doi:10.55725/gygk/2010/8/1-2/10229

Other claims from this paper (4)

Observation Grassland productivity on Little Cumania lowland was very limited.
Association Good precipitation produced the smallest yield increase at this grass site.
Intervention effect A late first cut was unfavorable at the poorest soil site.
Intervention effect Three or four growth utilization improved adaptation to climate extremes at better grassland sites.

Observationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

UA4805 showed a significant yield decrease in 2023 due to stink bug damage.

Taxon: soybeanGlycine maxe0
Material: ‘UA4805’e1
Interactor: stink buge1pest
Outcome: yielde1
Direction: decreasee1

Verbatim

e0
“A new soybean cultivar”
✓ located verbatim in the source · abstract, characters 0–22

e1
“a significant yield decrease in ‘UA4805’ in 2023 due to stink bug damage”
✓ located verbatim in the source · abstract, characters 592–664

Title

High-yield factors in the new soybean cultivar ‘Soramizuki’ derived from a US parent cultivar

Ryo Yamazaki; Yohei Nanjo; Masayasu Saruta; et al. Plant Production Science 2025. doi:10.1080/1343943x.2025.2452289

Other claims from this paper (6)

Associationobservedoriginal resultnegativeprojected

Claim · model-written summary

Minimum temperature may decrease rice yield by 1.5% to 1.8% / ha.

Taxon: riceOryza sativae0
Treatment: Minimum temperaturee0
Outcome: yield of ricee0
Direction: decreasee0
Value: 1.5% to 1.8% / hae0

Verbatim

e0
“Minimum temperature may decrease the yield of rice by 1.5% to 1.8% / ha”
✓ located verbatim in the source · abstract, characters 217–288

Title

Impact assessment of climate change on rice yield using simulation model

Ashish Kumar Singh; AK Singh; AN Mishra Journal of Pharmacognosy and Phytochemistry 2017

Other claims from this paper (10)

Intervention effectobservedoriginal resultsimulated

Claim · model-written summary

Also assuming uniform synthesis efficiency caused an additional 4% decrease in simulated yield.

Taxon: SorghumSorghumt0
Treatment: assuming that Y g also was uniforme0
Outcome: yieldt0
Direction: decreasee0
Value: 4%e0

Not reportedComparator

Verbatim

e0
“assuming that Y g also was uniform led to an additional decrease of 4%”
✓ located verbatim in the source · abstract, characters 1509–1579

t0
“Sorghum Grain Yield”
✓ located verbatim in the source · title, characters 15–34

Title

Sensitivity of Sorghum Grain Yield to Ontogenetic Changes in Respiration Coeffecients

Keith J. McCree Crop Science 1988. doi:10.2135/cropsci1988.0011183x002800010025x

Other claims from this paper (4)

Method / resource Simulated daily carbon balance, biomass, and grain yield closely matched sorghum field data under warm, sunny, humid conditions.
Intervention effect The model indicated that lowering night temperature by 10°C would increase sorghum yield by only 4%.
Intervention effect Assuming uniform maintenance requirements across organs underestimated sorghum yield by 35%.
Recommendation Selecting for lower panicle maintenance may have little capacity to increase sorghum yield.

Associationobservedoriginal resultnegativesignificant (as stated)simulated

Claim · model-written summary

A full day above 35ºC was estimated to decrease yield by 33.1 percent.

Taxon: CornZea mays subsp. mayst0
Treatment: temperatures over 35ºCe0
Outcome: yielde0
Direction: decreasee0
Value: 33.1 percente0

Verbatim

e0
“a full day of temperatures over 35ºC is expected to decrease the yield in 33.1 percent”
✓ located verbatim in the source · abstract, characters 3782–3868

t0
“Corn”
✓ located verbatim in the source · title, characters 2–6

Title

A Corn Yield Function Considering the impact of water and weather

Federico J. Trindade Lincoln (University of Nebraska) 2014

Other claims from this paper (2)

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Each additional sandstorm hour during the winter wheat growing season corresponded to a 1.4% yield decrease.

Taxon: winter wheatTriticum aestivume0
Treatment: sandstorme0
Outcome: yielde0
Direction: decreasee0
Value: 1.4%e0

Verbatim

e0
“Each additional hour of sandstorm during the winter wheat growing season corresponds to a 1.4% decrease in yield.”
✓ located verbatim in the source · abstract, characters 615–728

Title

Impacts of Sandstorms on Wheat Yield in Northern China

Jue Du; Lingling Hou; Yuanyuan Zhao; et al. American Journal of Agricultural Economics 2025. doi:10.1111/ajae.12532

Other claims from this paper (5)

Association Sandstorms reduced northern China winter wheat yield by 14.8%.
Association Sandstorms significantly decreased planted areas.
Observation Farmers increased fertilizer investments in response to sandstorms.
Observation Farmers increased labor investments in response to sandstorms.
Recommendation Timely irrigation after sandstorms, especially in drier areas, can mitigate adverse effects on wheat production.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Herbicide injury and defoliation interacted to decrease soybean yield.

Taxon: soybeanGlycine maxe1
Treatment: herbicide injury and defoliatione3
Outcome: yielde3
Direction: decreasee3
Qualifier: interacted over 1990 and 1991e3

Not reportedComparator

Verbatim

e1
“seed yield of soybean [ Glycine max (L.) Merr.]”
✓ located verbatim in the source · abstract, characters 525–572

e3
“Moreover, herbicide injury and defoliation interacted over 1990 and 1991 to decrease yield”
✓ located verbatim in the source · abstract, characters 1207–1297

Title

Soybean Yield and Pest Management as Influenced by Nematodes, Herbicides, and Defoliating Insects

J. A. Browde; L. P. Pedigo; M. D. K. Owen; et al. Agronomy Journal 1994. doi:10.2134/agronj1994.00021962008600040005x

Other claims from this paper (10)

Intervention effect Herbicide injury reduced soybean yield in 1990 and 1991.
Intervention effect Defoliation reduced soybean yield in 1990 and 1991.
Intervention effect Defoliation reduced pods per plant in soybean.
Intervention effect Herbicide injury decreased pods per plant in soybean in 1990.
Intervention effect Herbicide injury decreased weight per seed in soybean in 1990 and 1991.
Intervention effect Soybean cyst nematode stress alone never affected soybean yield.
Intervention effect Interactions of soybean cyst nematode with herbicides and with defoliation reduced soybean yield in 1990.
Observation No treatment effects on soybean yield were found in 1989.
Recommendation Lower economic injury levels for green cloverworm were developed for soybean treated with acifluorfen plus bentazon.
Recommendation Growers should consider adjusting weed and insect management strategies for soybean fields infested with soybean cyst nematode.

Associationauthor interpretationoriginal resultnegativeprojected

Claim · model-written summary

Projected precipitation decline in northwestern Halkidiki may decrease olive yield through higher water needs.

Taxon: OliveOlea europaeat0
Outcome: yielde1
Direction: decreasee1
Qualifier: possiblee1
Setting: northwestern Halkidikie1

Verbatim

e1
“Precipitation is projected to decrease in northwestern Halkidiki, leading to enhanced water needs and resulting in a possible decrease in yield”
✓ located verbatim in the source · abstract, characters 395–538

t0
“Olive Crop Production in Halkidiki”
✓ located verbatim in the source · title, characters 32–66

Title

The Impact of Climate Change on Olive Crop Production in Halkidiki, Greece

Ilias Kalfas; Christina Anagnostopoulou; Errikos Michail Manios 16th International Conference on Meteorology, Climatology and Atmospheric Physics—COMECAP 2023 2023. doi:10.3390/environsciproc2023026069

Other claims from this paper (2)

Intervention effectobservedoriginal resultnegativeprojected

Claim · model-written summary

Loss of seed treatments would decrease corn yield through yield losses.

Taxon: cornZea mays subsp. mayse2
Treatment: The loss of seed treatmentse2
Outcome: yield lossese2
Direction: decreaseinferrede2

Not reportedComparator

Verbatim

e2
“The loss of seed treatments would result in yield losses to both corn and soybeans”
✓ located verbatim in the source · abstract, characters 203–285

Title

PESTICIDE ASSESSMENT OF FIELD CORN AND SOYBEANS: NORTHERN PLAINS STATES

Bergman, Paul W.; Davis, Ronald A.; Fertig, Stanford N.; et al. AgEcon Search (University of Minnesota, USA) 1985. doi:10.22004/ag.econ.277781

Other claims from this paper (4)

Observation Without insecticides, corn rootworm larvae and other soil insects would cause substantial corn yield losses.
Intervention effect Loss of seed treatments would decrease soybean yield through yield losses.
Intervention effect Loss of thiocarbamate herbicides would cause the greatest corn yield losses among herbicides.
Intervention effect Loss of dinitroanilines or triazines would cause the greatest soybean yield losses.

“yield decrease”

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