Refine ·

Claim type

Research area

Polarity

Statistics

More filters

Clear filters

A claim can belong to several research areas, so group counts add up to more than the total.

Organism groups follow NCBI Taxonomy: the spellings of one organism are merged, a claim naming several organisms sits in each group, and claims whose value names no organism are under “not stated”.

not stated 1069

Observationobservedoriginal resultpositiveprojected

Claim · model-written summary

Probability of a yield decrease declined from 1.5 to 2.0 °C warming.

Outcome
probability of a crop yield decreasee0
Direction
decreasee0

Not reportedTaxon

Verbatim

e0

“the probability of a crop yield decrease would decrease”

✓ located verbatim in the source · abstract, characters 2124–2179

Title

Impacts of climate change and climate extremes on major crops productivity in China at a global warming of 1.5 and 2.0 °C

Yi Chen; Zhao Zhang; Fulu Tao Earth System Dynamics 2018. doi:10.5194/esd-9-543-2018

Other claims from this paper (15)
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Liaoyan 16 yield components did not decrease markedly under weedy rice interference.

Taxon
Liaoyan 16e0
Outcome
yield componentse0
Direction
no decrease markerlye0

Verbatim

e0

“However,the yield components of Liaoyan 16 was no decrease markerly.”

✓ located verbatim in the source · abstract, characters 630–698

Title

Ecological Control of Weedy Rice by Different Morphological Type Rice

Wenfu Chen Acta Agriculturae Boreali-Sinica 2010

Other claims from this paper (4)
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tree enrichment did not decrease landscape-scale oil palm yield.

Taxon
oil palmt0
Treatment
tree enrichmente0
Outcome
oil palm yielde0
Direction
did not decreasee0

Not reportedComparator

Verbatim

e0

“tree enrichment did not decrease landscape-scale oil palm yield.”

✓ located verbatim in the source · abstract, characters 754–818
t0

“oil palm”

✓ located verbatim in the source · title, characters 53–61

Title

Tree islands enhance biodiversity and functioning in oil palm landscapes

Delphine Clara Zemp; Nathaly Guerrero-Ramirez; Fabian Brambach; et al. Nature 2023. doi:10.1038/s41586-023-06086-5

Other claims from this paper (7)

Triticum aestivum 548

Show all 548 →
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Wheat plants did not show a yield decrease after pathogen inoculation.

Treatment
pathogen inoculatione0
Outcome
yielde0
Direction
don’t show a yield decreasee0

Not reportedComparator

Verbatim

t0

“in Wheat”

✓ located verbatim in the source · title, characters 118–126
e0

“the plants don’t show a yield decrease after pathogen inoculation”

✓ located verbatim in the source · abstract, characters 1439–1504

Title

Interactions of Arbuscular Mychorrhizal Fungi and Bacterial Endophytes on Disease Resistance of Common Root Pathogens in Wheat

Janice L. Eibensteiner Open PRAIRIE (South Dakota State University) 2019

Other claims from this paper (2)
Intervention effectobservedoriginal resultpositivesimulated

Claim · model-written summary

In simulation, a 5 C decrease in maximum temperature enhanced yield by up to 19.2%.

Treatment
a −5°C decreasee0
Outcome
yieldse0
Direction
enhancede0
Value
up to 19.2%e0

Not reportedComparator

Verbatim

t0

“Wheat Yield”

✓ located verbatim in the source · title, characters 52–63
e0

“a −5°C decrease enhanced yields by up to 19.2%”

✓ located verbatim in the source · abstract, characters 1039–1085

Title

Modelling the Effect of Environmental Conditions on Wheat Yield in Gujarat Using APSIM-Wheat Model

R. M. Desai; S. B. Yadav; B. M. Chaudhari; et al. International Journal of Environment and Climate Change 2025. doi:10.9734/ijecc/2025/v15i95027

Other claims from this paper (8)
Observationobservedoriginal resultpositiveprojected

Claim · model-written summary

Future drought losses around flowering decrease to about 9% of water-limited yield.

Taxon
winter wheatTriticum aestivumt0
Organ / stage
floweringe0
Outcome
losses from droughte0
Direction
decreasee0
Value
about 9% of water limited yielde0

Verbatim

e0

“losses from drought around flowering will decrease and account for about 9% of water limited yield”

✓ located verbatim in the source · abstract, characters 380–478
t0

“winter wheat”

✓ located verbatim in the source · title, characters 35–47

Title

Local impacts of climate change on winter wheat in Great Britain

Thibaut Putelat; Andrew P. Whitmore; Nimai Senapati; et al. Royal Society Open Science 2021. doi:10.1098/rsos.201669

Other claims from this paper (5)

Oryza sativa 495

Show all 495 →
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing phosphorus application lightened the yield decrease to some degree.

Treatment
increasing the amount of phosphorus applicatione1
Outcome
yield decreasee1
Direction
lightenede1
Qualifier
to some degreee1

Not reportedComparator

Verbatim

t0

“Rice Yield Decrease Resulting from Continual Direct Sowing Culture”

✓ located verbatim in the source · title, characters 25–91
e1

“This yield decrease could be lightened to some degree by increasing the amount of phosphorus application”

✓ located verbatim in the source · abstract, characters 2274–2378

Title

Studies on the Causes of Rice Yield Decrease Resulting from Continual Direct Sowing Culture : II. In relation to phosphorus nutrition

Yoshimasa UEMURA; AKIRA MIYASAKA Japanese Journal of Crop Science 1973. doi:10.1626/jcs.42.116

Other claims from this paper (9)
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The yield increase in Koshihikari could abundantly compensate for the yield decrease in Kanto 100 in mixed stands.

Material
Koshihikarie7
Outcome
yield decrease in Kanto 100e7
Qualifier
could abundantly compensatee7

Verbatim

t0

“Mixed Planting of Rice Varieties”

✓ located verbatim in the source · title, characters 25–57
e7

“the yield increase in Koshihikari could abundantly compensate for the yield decrease in Kanto 100”

✓ located verbatim in the source · abstract, characters 1109–1206

Title

Preventoin of Lodging by Mixed Planting of Rice Varieties : I. Effects of alternate row-planting on loding and yield

Takehiko TAKATA; Akira MIYASAKA Japanese Journal of Crop Science 1981. doi:10.1626/jcs.50.357

Other claims from this paper (13)
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Each approximately 1% decrease in chalkiness accompanied approximately 1% greater head rice yield.

Outcome
head rice yielde0
Direction
increasee0
Value
∼1%e0
Comparator
chalkinesse0

Verbatim

e0

“for every ∼1% decrease in chalkiness, an increase of ∼1% in head rice yield follows”

✓ located verbatim in the source · abstract, characters 416–499
t0

“Rice”

✓ located verbatim in the source · title, characters 53–57

Title

Climate Change: Implications for the Yield of Edible Rice

Xiangqian Zhao; Melissa Fitzgerald PLoS ONE 2013. doi:10.1371/journal.pone.0066218

Other claims from this paper (6)

Zea mays 365

Show all 365 →
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Salt resistant hybrids showed no grain yield decrease under salinity.

Taxon
maizeZea mayst0
Material
SR hybridse0
Treatment
salinitye0
Outcome
grain yielde0
Direction
no decreasee0

Not reportedComparator

Verbatim

e0

“Yield of Pioneer‐3906 was significantly reduced under salinity because of inhibited kernel setting, whereas the SR hybrids showed no decrease in grain yield.”

✓ located verbatim in the source · abstract, characters 824–981
t0

“Enhancing maize grain yield”

✓ located verbatim in the source · title, characters 0–27

Title

Enhancing maize grain yield under salt‐affected field conditions using salt‐resistant maize hybrids and higher planting density

Muhammad Saqib; Sven Schubert Journal of Plant Nutrition and Soil Science 2023. doi:10.1002/jpln.202200423

Other claims from this paper (6)
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nongda 108 maize yield did not decrease under recommended nicosulfuron.

Taxon
maizeZea mayse0
Material
Nongda 108e0
Treatment
nicosulfuront0
Outcome
yielde0
Direction
did not decreasee0

Not reportedComparator

Verbatim

e0

“the yield of the sensitive maize variety (Ditian 8) decreased by 37.09%, whereas that of the resistant maize variety (Nongda 108) did not decrease”

✓ located verbatim in the source · abstract, characters 1024–1170
t0

“nicosulfuron”

✓ located verbatim in the source · title, characters 81–93

Title

Distinctive physiological and molecular responses of foxtail millet and maize to nicosulfuron

Boyu Lu; Ru Meng; Yiru Wang; et al. Frontiers in Plant Science 2024. doi:10.3389/fpls.2023.1308584

Other claims from this paper (10)
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Eight alleles favored yield increase and ASI decrease together.

Taxon
maizeZea mayst0
Gene
Eight allelese0
Outcome
yielde0
Direction
increasee0
Value
Eight allelese0

Verbatim

e0

“Eight alleles were selected for their favourable concurrent effect on yield increase and ASI decrease.”

✓ located verbatim in the source · abstract, characters 1204–1306
t0

“maize inbred lines”

✓ located verbatim in the source · title, characters 38–56

Title

Agronomic and molecular evaluation of maize inbred lines for drought tolerance

Sanja Mikić; Miroslav Zorić; Dušan Stanisavljević; et al. Spanish Journal of Agricultural Research 2016. doi:10.5424/sjar/2016144-9116

Other claims from this paper (8)

Glycine max 165

Show all 165 →
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

The decrease in redistributed seed N correlated strongly with increased yield.

Taxon
SoybeanGlycine maxt0
Treatment
this decreasee0
Outcome
increased yielde0
Direction
increasede0

Verbatim

t0

“Soybean”

✓ located verbatim in the source · title, characters 110–117
e0

“this decrease strongly correlated with increased yield”

✓ located verbatim in the source · abstract, characters 1164–1218

Title

Elevated CO2 Increases Nitrogen Fixation at the Reproductive Phase Contributing to Various Yield Responses of Soybean Cultivars

Yansheng Li; Zhenhua Yu; Xiaobing Liu; et al. Frontiers in Plant Science 2017. doi:10.3389/fpls.2017.01546

Other claims from this paper (7)
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors infer that managing the identified factors could decrease the soybean yield gap.

Taxon
soybeanGlycine maxe0
Outcome
decrease the yield gape0

Verbatim

e0

“managing magnitude of these variables will decrease the yield gap in soybean crop”

✓ located verbatim in the source · abstract, characters 851–932

Title

Farm level yield gap analysis in soybean crop in Ahilyanagar district of Maharashtra State

Prajakta P Nikam; Manohar B Dhadwad; Kunal P Pawar; et al. International Journal of Agriculture Extension and Social Development 2025. doi:10.33545/26180723.2025.v8.i6a.1991

Other claims from this paper (9)
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Planting a portfolio of soybean varieties can decrease soybean yield variability in Arkansas.

Taxon
soybeanGlycine maxe1
Treatment
planting a portfolio of soybean varietiese1
Outcome
yield variabilitye1
Direction
decreasee1
Setting
Arkansase1

Not reportedComparator

Verbatim

e1

“The results showed that there are significant advantages in planting a portfolio of soybean varieties that can enhance profits and decrease yield variability for soybean producers in Arkansas”

✓ located verbatim in the source · abstract, characters 652–843

Title

Enhancing Soybean Profitability Using Portfolio Theory

Osemenkhian Cynthia Onyechere Journal of the Arkansas Academy of Science 2011

Other claims from this paper (1)

Solanum lycopersicum 150

Show all 150 →
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Neang Tamm had minimal yield decrease at high temperature.

Material
Neang Tammt1
Outcome
yield decreasee0
Direction
minimale0

Verbatim

e0

“yield decrease under high temperature condition was minimal”

✓ located verbatim in the source · abstract, characters 1037–1096
t0

“Tomato”

✓ located verbatim in the source · title, characters 12–18
t1

“Although the local genotype, Neang Tamm, had lower yield under optimal conditions”

✓ located verbatim in the source · abstract, characters 847–928

Title

Response of Tomato Genotypes under Different High Temperatures in Field and Greenhouse Conditions

Sophoanrith Ro; Leangsrun Chea; Sreymey Ngoun; et al. Plants 2021. doi:10.3390/plants10030449

Other claims from this paper (10)
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tomato yield improved with a proper decrease of fertilization amount compared with the local conventional amount.

Treatment
proper decrease of fertilization amounte3
Outcome
tomato yielde3
Direction
improvede3
Comparator
local conventional fertilization amounte3

Verbatim

e3

“the tomato yield was improved with the proper decrease of fertilization amount compared with the local conventional fertilization amount”

✓ located verbatim in the source · abstract, characters 597–733

Title

Study on effect of irrigation and fertilization on yield and fruit quality of greenhouse tomato

Dan Yang Turang feiliao 2009

Other claims from this paper (6)
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

T 1 produced higher water use efficiency without a significant decrease in yield parameters.

Treatment
T 1e0
Outcome
water use efficiency ( WUE )e0
Direction
highere0

Not reportedComparator

Verbatim

e0

“T 1 produced higher water use efficiency ( WUE ) with no significant decrease in yield parameters”

✓ located verbatim in the source · abstract, characters 1081–1178
t0

“Tomato”

✓ located verbatim in the source · title, characters 29–35

Title

Modeling the Relationship of Tomato Yield Parameters with Deficit Irrigation at Different Growth Stages

Xuelian Jiang; Yueling Zhao; Rui Wang; et al. HortScience 2019. doi:10.21273/hortsci14179-19

Other claims from this paper (6)

Solanum tuberosum 132

Show all 132 →
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Captafol did not decrease potato yield.

Treatment
captafole0
Outcome
yielde0
Direction
did not decreasee0
Comparator
quintozenee0

Verbatim

e0

“The most effective chemical was captafol, which was as effective as quintozene and, unlike quintozene, did not decrease yield.”

✓ located verbatim in the source · abstract, characters 566–692
t0

“potato”

✓ located verbatim in the source · title, characters 45–51

Title

Glasshouse tests of chemicals for control of potato common scab

A. H. MCINTOSH Annals of Applied Biology 1973. doi:10.1111/j.1744-7348.1973.tb01324.x

Other claims from this paper (5)
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Greater dry root mass was associated with a smaller decrease in tuber yield under drought.

Organ / stage
roote0
Outcome
decrease in yielde0
Direction
smallere1
Qualifier
dry root masse0

Verbatim

t0

“potato cultivars”

✓ located verbatim in the source · title, characters 44–60
e0

“then the dry root mass with the decrease in yield”

✓ located verbatim in the source · abstract, characters 1227–1276
e1

“the higher the value of the parameter, the smaller the observed decrease in yield”

✓ located verbatim in the source · abstract, characters 1312–1393

Title

Differences in size and architecture of the potato cultivars root system and their tolerance to drought stress

Krystyna ZARZYŃSKA; Dominika BOGUSZEWSKA-MAŃKOWSKA; Artur NOSALEWICZ Plant Soil and Environment 2017. doi:10.17221/4/2017-pse

Other claims from this paper (7)
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Japanese knotweed mulch reduced the decrease in potato yield under continuous potato cultivation.

Treatment
Japanese knotweed mulchinge0
Outcome
potato yield decreasee0
Direction
reducede0

Not reportedComparator

Verbatim

e0

“the extent of the potato yield decrease was reduced by Japanese knotweed mulching”

✓ located verbatim in the source · abstract, characters 1173–1254

Title

Effect of Japanese Knotweed (Fallopia japonica) Mulching on Continuous Potato Cropping: Modern Evaluation of Traditional Japanese Knotweed-Mulch Farming in Nishi-Awa Steep Slope Land Agriculture System, Japan

Inagaki Hidehiro; Unno Nahoko; Sakakibara Takumi; et al. Journal of Resources and Ecology 2021. doi:10.5814/j.issn.1674-764x.2021.02.011

Other claims from this paper (2)

Gossypium hirsutum 128

Show all 128 →
Associationauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Soil moisture deficit can decrease the impact of ozone on cotton yield.

Treatment
soil moisture deficite5
Outcome
impact of O 3 on cotton yielde5
Direction
decreasee5

Verbatim

t0

“Injury and Yield Response of Cotton to Chronic Doses of Ozone and Soil Moisture Deficit”

✓ located verbatim in the source · title, characters 0–87
e5

“Results indicate that soil moisture deficit can decrease the impact of O 3 on cotton yield”

✓ located verbatim in the source · abstract, characters 1148–1238

Title

Injury and Yield Response of Cotton to Chronic Doses of Ozone and Soil Moisture Deficit

Allen S. Heagle; J. E. Miller; W. W. Heck; et al. Journal of Environmental Quality 1988. doi:10.2134/jeq1988.00472425001700040019x

Other claims from this paper (4)
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

BN 2 spraying tended to decrease Micronaire.

Treatment
BN-2 Regulatort0
Outcome
Micronairee0
Direction
decreasee0

Not reportedComparator

Verbatim

e0

“Micronaire tends to decrease”

✓ located verbatim in the source · abstract, characters 445–473
t0

“BN-2 Regulator on Cotton”

✓ located verbatim in the source · title, characters 10–34

Title

Effect of BN-2 Regulator on Cotton Yield and Quality

Rui Zhang Journal of Xi'an United University 2003

Other claims from this paper (6)
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Colored varieties had 1.0 percent to 10.9 percent less yield decrease than white cotton.

Material
naturally colored cotton varietiese0
Outcome
yield decreasee0
Direction
lowere0
Value
1.0 percent to 10.9 percente0
Comparator
white onee0

Verbatim

e0

“two naturally colored cotton varieties lose less bolls of 4.1 percent to 7.0 percent,yield decrease lower 1.0 percent to 10.9 percent and growing days shorten 3 d to 4 d than white one”

✓ located verbatim in the source · abstract, characters 1022–1206

Title

Characteristics of resistance to drought naturally colored cotton's

Yuliang Chen Ganhan diqu nongye yanjiu 2010

Other claims from this paper (9)
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Early ethephon application caused less yield decrease than later application.

Treatment
Early applicatione0
Outcome
yielde0
Direction
less yield decreasee0
Comparator
later timingse0

Verbatim

e0

“Early application showed less yield decrease than later timings.”

✓ located verbatim in the source · abstract, characters 1121–1185
t0

“Corn”

✓ located verbatim in the source · title, characters 47–51

Title

Use of Ethephon as a Plant Growth Regulator in Corn Production

J. M. Gaska; E. S. Oplinger Crop Science 1988. doi:10.2135/cropsci1988.0011183x002800060024x

Other claims from this paper (10)
Recommendationhypothesisoriginal resultpositivebasis n/a

Claim · model-written summary

For high-yield producers, moderate stover harvest may decrease fuel use.

Treatment
moderate stover harveste6
Outcome
fuel usee6
Direction
decreasee6

Verbatim

e6

“moderate stover harvest may actually decrease fuel use”

✓ located verbatim in the source · abstract, characters 1422–1476
t0

“Corn Grain, Stover Yield”

✓ located verbatim in the source · title, characters 0–24

Title

Corn Grain, Stover Yield and Nutrient Removal Validations at Regional Partnership Sites

Douglas L. Karlen; Stuart J. Birrell; Jane M. F. Johnson; et al. Iowa State University Digital Repository (Iowa State University) 2012

Other claims from this paper (6)
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Subsoiling before cotton did not decrease corn yield the following year.

Treatment
in-row subsoiling conducted prior to the cotton crope0
Outcome
corn yielde0
Direction
no decreasee0

Not reportedComparator

Verbatim

e0

“in-row subsoiling conducted prior to the cotton crop provided maximum cotton yields with no decrease in corn yield the following year”

✓ located verbatim in the source · abstract, characters 1452–1585

Title

BENEFITS OF UNIFORM ROW SPACING IN A COTTON-CORN CONSERVATION SYSTEM

R. L. Raper 2009

Other claims from this paper (4)

Cucumis sativus 85

Show all 85 →
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Reducing cucumber density did not decrease weekly yield per area or total yield.

Taxon
CucumberCucumis sativust0
Treatment
reducing plant densitye0
Outcome
weekly yield per unit area and total yielde0
Direction
did not decreasee0

Not reportedComparator

Verbatim

e0

“reducing plant density did not significantly affect the photosynthesis of leaves and did not decrease weekly yield per unit area and total yield”

✓ located verbatim in the source · abstract, characters 701–845
t0

“Cucumber”

✓ located verbatim in the source · title, characters 68–76

Title

Low Plant Density Improves Fruit Quality without Affecting Yield of Cucumber in Different Cultivation Periods in Greenhouse

Xiaotao Ding; Wenfeng Nie; Tingting Qian; et al. Agronomy 2022. doi:10.3390/agronomy12061441

Other claims from this paper (9)
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Yield rose as irrigation declined.

Taxon
CucumberCucumis sativuse0
Treatment
decrease of irrigatione0
Outcome
yielde0
Direction
increasede0

Verbatim

e0

“Cucumber yield did not decrease but increased with the decrease of irrigation”

✓ located verbatim in the source · abstract, characters 319–396

Title

Effects of Irrigation on Water Distribution of Cucumber in Solar Greenhouse

Zhao JingWen Xibei nongye xuebao 2010

Other claims from this paper (7)
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Melatonin alleviated the decrease in quantum yield of photochemical energy conversion in PS II under chilling stress.

Taxon
cucumber seedlingsCucumis sativuse0
Treatment
melatonine0
Outcome
quantum yield of photochemical energy conversione1
Direction
alleviation of the decreasee1

Not reportedComparator

Verbatim

e0

“effects of melatonin on photoinhibition under chilling stress in cucumber seedlings”

✓ located verbatim in the source · abstract, characters 42–125
e1

“alleviation of the decrease in quantum yield of photochemical energy conversion”

✓ located verbatim in the source · abstract, characters 966–1045

Title

Melatonin alleviates photoinhibition in cucumber seedlings by modulating partitioning of absorbed excitation energy in photosystem Ⅱ

H.L. ZHAO; Y.P. WANG; K. GAO; et al. Biologia Plantarum 2021. doi:10.32615/bp.2021.039

Other claims from this paper (8)

Lexical search (BM25). All words must match; if nothing does, any word. Organism names also match every spelling of the same organism. No semantic search yet.