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“yield decrease”

2,294 matches

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Observationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Increasing salt stress significantly reduced rice biomass, fertile tillers, height, filled grain and 1000-grain weight.

Taxon: riceOryza sativat0
Treatment: salt stresse1
Outcome: total plant biomass, fertile tillers, plant height, filled grain and 1000-grain weighte0
Direction: decreasede0

Verbatim

e0
“biological, paddy and straw yield, total plant biomass, fertile tillers, plant height, filled grain and 1000-grain weight, length, volume and biomass of root, significantly decreased when salt stress increased”
✓ located verbatim in the source · abstract, characters 1149–1358

t0
“EFFECT OF FLUCTUATING SALINITY AT DIFFERENT GROWTH STAGES ON PHYSIOLOGICAL AND YIELD RELATED PARAMETERS OF RICE (ORYZA SATIVA L.)”
✓ located verbatim in the source · title, characters 0–129

e1
“Salt stress induced a linear decrease in biological and paddy yield and total plant biomass”
✓ located verbatim in the source · abstract, characters 1360–1451

Title

EFFECT OF FLUCTUATING SALINITY AT DIFFERENT GROWTH STAGES ON PHYSIOLOGICAL AND YIELD RELATED PARAMETERS OF RICE (ORYZA SATIVA L.)

Yasser Yaghoubian; Hemmatollah Pirdashti; A. Mottaghian; et al. International journal of agriculture 2012

Other claims from this paper (12)

Intervention effect Increasing salinity rapidly affected rice leaf area and active leaf number.
Observation Salinity did not affect rice tiller number.
Observation Salinity significantly affected rice flag leaf area during grain filling.
Intervention effect Salinity reduced rice chlorophyll contents by up to 16.5% compared with control.
Intervention effect Salinity reduced rice relative water content by up to 21% compared with control.
Observation Increasing salt stress significantly reduced rice biological, paddy and straw yields.
Observation Increasing salt stress significantly reduced rice root length, volume and biomass.
Observation Salt stress induced a linear decrease in biological yield, paddy yield and total plant biomass.
Observation Harvest index followed a second degree response to salt stress.
Association Biological yield and grain number per plant were positively and significantly correlated with paddy yield.
Association Grain number per panicle was negatively and significantly correlated with paddy yield.
Intervention effect Fluctuating salt stress at early stages reduced rice yield more than stress at other stages.

Observationobservedoriginal resultmeasured

Claim · model-written summary

In the second harvest, the CO 2 production peak of tomato fruit preceded that of ethylene.

Taxon: tomatoesSolanum lycopersicume0
Outcome: CO 2 production peake6
Qualifier: preceded that of ethylenee6

Verbatim

e0
“In glasshouse-grown tomatoes ( Lycopersicon esculentum Mill. `Virosa'), deficit irrigation (DI), in which plant water potential was allowed to decrease from –0.5 to –1.2 MPa, reduced plant growth and fruit yield, size and count, and caused blossom-end rot”
✓ located verbatim in the source · abstract, characters 0–255

e6
“In the second harvest, the CO 2 production peak preceded that of ethylene”
✓ located verbatim in the source · abstract, characters 845–918

Title

Growth, Yield, and Postharvest Attributes of Glasshouse Tomatoes Produced under Deficit Irrigation

Lucio U. Pulupol; M. Hossein Behboudian; Keith J. Fisher HortScience 1996. doi:10.21273/hortsci.31.6.926

Other claims from this paper (11)

Intervention effect Deficit irrigation reduced plant growth of glasshouse tomatoes.
Intervention effect Deficit irrigation reduced fruit yield, fruit size and fruit count of glasshouse tomatoes.
Intervention effect Deficit irrigation caused blossom-end rot in glasshouse tomatoes.
Intervention effect Deficit-irrigated tomato fruit had higher color intensity than well-watered control fruit.
Intervention effect Deficit-irrigated tomato fruit had lower water content than well-watered control fruit.
Intervention effect Deficit-irrigated tomato fruit had higher concentrations of sucrose, glucose and fructose than well-watered control fruit.
Intervention effect Ca, Mg and K concentrations of tomato fruit were the same under both treatments on a dry weight basis.
Intervention effect Ca, Mg and K concentrations were higher in deficit-irrigated tomato fruit than in control fruit on a fresh weight basis.
Intervention effect Deficit-irrigated tomato fruit produced higher quantities of CO 2 and ethylene than control fruit for both harvests.
Observation Ethylene and CO 2 production peaks coincided for the first harvest in both treatments of tomato fruit.
Intervention effect Deficit irrigation enhanced tomato fruit desirability despite yield reduction.

Observationauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

The authors infer that intensifying inputs would not raise and may even lower farmers' agricultural profits and net incomes.

Taxon: crope0
Treatment: intensifying inputse0
Outcome: farmers' agricultural profits and net incomese0

Verbatim

e0
“efforts to increase crop yield by intensifying inputs would not increase but may even decrease farmers' agricultural profits and net incomes”
✓ located verbatim in the source · abstract, characters 1388–1528

Title

Integrated Production Functions for Main Crop Fields in Pontieba, Southwestern Burkina Faso: Empirical Estimations for Efficiency Assessment and Further Integrated Modelling

B. A. Thiombiano; Le, Quang Bao MELSpace (ICARDA (The International Center for Agricultural Research in Dry Areas)) 2016. doi:10.13140/rg.2.2.24432.05123

Other claims from this paper (7)

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Visual iron-deficiency chlorosis scores could not identify the highest-yielding soybean cultivar in IDC-affected areas.

Taxon: soybeanGlycine maxe0
Outcome: identify the highest‐yielding cultivare1

Not reportedDirection

Verbatim

e0
“Cultivar selection is one of the best ways to manage iron‐deficiency chlorosis (IDC) problems in soybean [ Glycine max (L.) Merr.]”
✓ located verbatim in the source · abstract, characters 0–130

e1
“visual scores for IDC could not identify the highest‐yielding cultivar in IDC‐affected areas”
✓ located verbatim in the source · abstract, characters 543–635

Title

Soybean Iron‐Deficiency Chlorosis Tolerance and Yield Decrease on Calcareous Soils

T. C. Helms; R. A. Scott; W. T. Schapaugh; et al. Agronomy Journal 2010. doi:10.2134/agronj2009.0317

Other claims from this paper (1)

Recommendation Planting two different cultivars could increase whole-field soybean yield.

Observationauthor interpretationoriginal resultpositivesimulated

Claim · model-written summary

The stage-based model is reported to predict tomato disease incidence accurately at each growth stage.

Taxon: tomatoSolanum lycopersicume1
Outcome: disease incidentse2

Verbatim

e1
“the outcomes indicate an increase in the number of vectors around the field with a decrease in tomato yield”
✓ located verbatim in the source · abstract, characters 1530–1637

e2
“The results demonstrate the model’s capacity to accurately predict disease incidents at each growth stage”
✓ located verbatim in the source · abstract, characters 1703–1808

Title

SVFRH: A Growth Stage-Based Compartmental Model for Predicting the Disease Incident in Tomato (Solanum lycopersicum)

Athira P. Shaji; S. Hemalatha IEEE Access 2025. doi:10.1109/access.2025.3537953

Other claims from this paper (1)

Association In numerical simulations, an increase in the number of vectors around the field is associated with a decrease in tomato yield.

Observationobservedoriginal resultmeasured

Claim · model-written summary

In the third year herbaceous species decreased, mostly in forbs.

Taxon: Sarcopoterium spinosumSarcopoterium spinosume3
Outcome: herbaceous speciese1
Direction: decreasede1
Qualifier: mostly in forbse2

Verbatim

e3
“prickly burnet (Sarcopoterium spinosum) control measures”
✓ located verbatim in the source · abstract, characters 31–87

e1
“In the third year, the shrub level increased to 60–65% and herbaceous species decreased”
✓ located verbatim in the source · abstract, characters 760–847

e2
“The decrease in herbaceous species was observed mostly in forbs”
✓ located verbatim in the source · abstract, characters 849–912

Title

Effects of Prickly Burnet (Sarcopoterium spinosum (L.) Spach.) Control and Sheep Grazing on Hay Yield and Quality on Gökçeada Island, Turkey

Fırat Alatürk; Ahmet Gökkuş; Altıngül Özaslan Parlak; et al. Animals 2022. doi:10.3390/ani12223073

Other claims from this paper (18)

Intervention effect Pulling out, burning and cutting reduced prickly burnet shrub levels by 50-60% in the first year.
Intervention effect Pulling out, burning and cutting increased herbaceous species in the first year.
Intervention effect Forbs increased more in the pulled and burnt plots.
Intervention effect Grasses increased more in the cut plots.
Observation In the third year the shrub level rose to 60-65%.
Observation Plant cover was mostly composed of annual species, at 58%.
Intervention effect Development decreased plant cover ratios, but the decrease ceased in the burnt plot in the third year.
Intervention effect Grazing reduced plant cover.
Observation Crude protein, NDF and ADF content did not vary significantly over the experimental period.
Observation Digestible dry matter content did not vary significantly over the experimental period.
Intervention effect In the development plots, crude protein and digestible dry matter increased.
Intervention effect In the development plots, NDF decreased.
Intervention effect In the development plots, ADF did not change.
Intervention effect Development efforts did not produce significant differences in GDM yield or nutritional values.
Recommendation Burning is recommended over the entire rangeland for temporary control of S. spinosum.
Recommendation Burning or pulling out is recommended over smooth terrain for temporary control of S. spinosum.
Association Pulling out creates erosion on sloping surfaces.
Observation Cutting is difficult over stony and rough terrain.

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

XZ16 restricted Na(+) loading in leaf more efficiently than other genotypes.

Taxon: Tibetan wild barleye2
Material: XZ16e1
Organ / stage: leafe1
Outcome: Na(+) loadinge1
Direction: decreaseinferrede1

Verbatim

e1
“XZ16 was more efficient in restricting Na(+) loading in leaf and maintained a lower leaf Na(+)/K(+) ratio”
✓ located verbatim in the source · abstract, characters 667–772

e2
“Tibetan wild barley genotypes (XZ5, drought-tolerant; XZ16, salinity/aluminum tolerant)”
✓ located verbatim in the source · abstract, characters 237–324

Title

Difference in Yield and Physiological Features in Response to Drought and Salinity Combined Stress during Anthesis in Tibetan Wild and Cultivated Barleys

Imrul Mosaddek Ahmed; Fangbin Cao; Mian Zhang; et al. PLoS ONE 2013. doi:10.1371/journal.pone.0077869

Other claims from this paper (16)

Intervention effect Under salinity stress alone, barley plants had higher Na(+) concentrations in leaves than in roots and stems.
Observation XZ5 and XZ16 had substantially increased leaf K(+) concentrations.
Observation XZ16 maintained a lower leaf Na(+)/K(+) ratio.
Intervention effect Under D+S treatment, cell membrane stability index (CMSI) decreased significantly.
Intervention effect Under D+S treatment, malondialdehyde (MDA) increased.
Intervention effect Under D+S treatment, total biomass decreased dramatically.
Intervention effect Glycine-betaine and soluble sugars increased significantly in XZ5 and XZ16 under all stress conditions.
Intervention effect Protease activity and soluble protein contents increased in XZ5 and XZ16 under all stress conditions.
Intervention effect Reduced ascorbate and reduced glutathione contents increased under D+S treatment in XZ5 and XZ16 compared to CM72.
Intervention effect H(+)K(+)-, Na(+)K(+)- and Ca(++)Mg(++)-ATPase activities increased under D+S treatment in XZ5 and XZ16 compared to CM72.
Intervention effect Total ATPase and antioxidant enzyme activities increased under D+S treatment in XZ5 and XZ16 compared to CM72.
Intervention effect Grain yield and 1000-grain weight were significantly reduced by all stress treatments compared with control.
Intervention effect XZ5 and XZ16 were less affected than CM72 in grain yield and 1000-grain weight under all stress treatments.
Association High tolerance to D+S stress in XZ5 and XZ16 is closely related to a lower Na(+)/K(+) ratio.
Mechanism High tolerance to D+S stress is explained by enhanced glycine-betaine and soluble protein and sugar contents.
Mechanism High tolerance to D+S stress is explained by improved protease and ATPase activities and antioxidative capacity for scavenging reactive oxygen species.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Higher daily temperature and lower effective accumulated temperature reduced 1 000-grain weight.

Taxon: semi-winter wheatt0
Outcome: 1 000-grain weighte0
Direction: declinese0

Verbatim

t0
“semi-winter wheat”
✓ located verbatim in the source · title, characters 101–118

e0
“the declines in grains per spike and 1 000-grain weight caused by the increase in the daily temperature and the decrease in the effective accumulative temperature.”
✓ located verbatim in the source · abstract, characters 1521–1684

Title

Effects of sowing date and ecological points on yield and the temperature and radiation resources of semi-winter wheat

Zhen-zhen ZHANG; Shuang CHENG; Peng FAN; et al. Journal of Integrative Agriculture 2022. doi:10.1016/j.jia.2022.08.029

Other claims from this paper (14)

Intervention effect Later sowing decreased growth days, effective accumulated temperature, and cumulative solar radiation.
Intervention effect S1 yield exceeded S2 by 0.22–0.31 t ha–1.
Intervention effect S1 yield exceeded S3 by 0.5–0.78 t ha–1.
Intervention effect S1 yield exceeded S4 by 0.86–0.98 t ha–1.
Intervention effect S1 yield exceeded S5 by 1.14–1.38 t ha–1.
Intervention effect S1 yield exceeded S6 by 1.36–1.59 t ha–1.
Association At a given sowing date, growth days increased farther north.
Observation Mean daily and effective accumulative temperatures decreased farther north.
Observation Cumulative radiation increased farther north.
Association Donghai yields were 0.01–0.39 t ha–1 lower than Jianhu yields.
Association Effective accumulative temperature correlated positively with yield.
Association Cumulative radiation correlated positively with yield.
Association Average temperature correlated negatively with yield.
Observation Higher daily temperature and lower effective accumulated temperature reduced grains per spike.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Cold-induced bolting was associated with a 0.8%-1.6% reduction in sugar ratio.

Taxon: sugar beetBeta vulgaris subsp. vulgarise0
Treatment: Cold temperaturee0
Outcome: sugar ratioe0
Direction: cut downe0
Value: 0.8%-1.6%e0

Verbatim

e0
“Cold temperature that would induce a biannual sugar beet to bolting,which would lead the yield to decrease 10%-20%,and the sugar ratio to cut down 0.8%-1.6%”
✓ located verbatim in the source · abstract, characters 0–156

Title

Differential expression analysis of bolting genes in the cold induced sugar beet

Fengming Ma Dongbei Nongye Daxue xuebao 2009

Other claims from this paper (2)

Observation Cold-induced bolting was associated with a 10%-20% yield decrease.
Method / resource A cDNA fragment DP3 was obtained from shoot tips of cold-induced sugar beet.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Dry rice grain yields were below 10% of wet trial yields.

Taxon: riceOryza sativae0
Outcome: Grain yieldse0
Direction: decreaseinferrede0
Value: < 10%e0
Comparator: wet triale0

Verbatim

e0
“Grain yields under dry conditions were 52, 58 and < 10% of the corresponding yields in the wet trial in maize, sorghum and the 3 rice cultivars, respectively.”
✓ located verbatim in the source · abstract, characters 1011–1169

Title

Growth and yield of rice cultivars under sprinkler irrigation in south-eastern Queensland. 2. Comparison with maize and grain sorghum under wet and dry conditions

P Inthapan; S Fukai Australian Journal of Experimental Agriculture 1988. doi:10.1071/ea9880243

Other claims from this paper (12)

Observation Under weekly irrigation, rice grain yield was lower than sorghum and maize yields.
Observation Rice converted solar radiation to dry matter inefficiently under weekly irrigation.
Observation Total radiation interception and harvest index were similar among the three species.
Observation Under dry conditions, rice intercepted less radiation than the other two cereals.
Observation Dry conditions reduced radiation conversion efficiency more in rice.
Observation Total rice dry matter production was severely reduced in dry conditions.
Observation Dry maize grain yield was 52% of wet trial yield.
Observation Dry sorghum grain yield was 58% of wet trial yield.
Observation Dry conditions delayed heading in rice.
Observation Dry conditions severely affected grain set in two quick maturing rice cultivars.
Observation IR43 did not head during the 163 day experiment.
Observation Shinhakaburi produced higher biomass than Labelle and IR43 at maturity.

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“yield decrease”

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