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“yield decrease”

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Organism: Vigna mungo ✕

Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Low light decreased black gram yield through lower dry matter production associated with poor photosynthesis.

Taxon: black gramVigna mungot0
Treatment: low lighte0
Outcome: decrease in yielde0
Direction: decreasee0
Qualifier: poor photosynthesise0

Verbatim

e0
“The decrease in yield under low light was due to a decrease in DMP due to poor photosynthesis”
✓ located verbatim in the source · abstract, characters 426–519

t0
“BLACK GRAM”
✓ located verbatim in the source · title, characters 90–100

Title

EFFECT OF SOURCE SINK MANIPULATION ON NODULATION, DRY MATTER PRODUCTION AND SEED YIELD OF BLACK GRAM

PRAKASA RAO J.S Madras Agricultural Journal 1995. doi:10.29321/maj.10.a01287

Other claims from this paper (4)

Intervention effect Greater leaf source below node six improved nodulation and nitrogen content in black gram.
Observation Leaves above node seven influenced black gram pod yield.
Mechanism Deflowering revealed competition for assimilates between nodule growth and developing pods.
Mechanism The authors suggest a possible source limitation on black gram yield.

Intervention effectobservedoriginal resultnegativesimulated

Claim · model-written summary

Reducing CO2 by 120 ppm decreased black gram yield by 28%.

Taxon: black gramVigna mungoe0
Treatment: decrease in CO2 level by-120 ppme0
Outcome: yielde0
Direction: decreasede0
Value: 28%e0

Not reportedComparator

Verbatim

e0
“decrease in CO2 level by-120 ppm the yield decreased by 28% for black gram crop.”
✓ located verbatim in the source · abstract, characters 1169–1249

Title

Impact assessment of climate change through CROPGRO and CERES model for tarai region of Uttrakhand

Neeraj Kumar; AS Nain; Suman Kumar Indian Journal of Soil Conservation 2017

Other claims from this paper (9)

Method / resource CERES and CROPGRO satisfactorily simulated climate-factor effects on yield.
Intervention effect Increasing solar radiation by 1 to 2 MJ m2 day1 decreased black gram yield by 12 to 15%.
Intervention effect Decreasing radiation increased black gram yield by 1 to 18%.
Intervention effect Higher maximum temperature decreased simulated black gram yield to 1378 to 860 kg ha.
Intervention effect Lower maximum temperature increased simulated black gram yield to 1650 to 1682 kg ha.
Intervention effect Enhanced CO2 increased black gram yield by 1803 to 2083 kg ha.
Intervention effect Increased radiation increased CERES-modeled wheat yield.
Intervention effect Decreased radiation reduced CERES-modeled wheat yield.
Intervention effect Decreasing CO2 by 120 ppm reduced simulated wheat yield by 28%.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Intercropping reduced blackgram grain yield by up to 68.7% against sole crop.

Taxon: blackgramVigna mungoe0
Treatment: Intercroppede0
Outcome: grain yielde0
Direction: decreasee0
Value: 68.7%e0
Comparator: sole blackgrame0

Verbatim

e0
“Intercropped blackgram recorded up to 68.7% decrease in grain yield when compared with sole blackgram”
✓ located verbatim in the source · abstract, characters 657–758

Title

Study Of Grass-Legume Intercropping System In Terms Of Competition Indices And Monetary Advantage Index Under Acid Lateritic Soil Of India

Mahapatra, S C Zenodo (CERN European Organization for Nuclear Research) 2010. doi:10.5281/zenodo.8092

Other claims from this paper (4)

Intervention effect Intercropping raised sabai grass leaf yield significantly, with a maximum at 1:2.
Observation The 1:2 ratio yielded a land equivalent ratio up to 2.01.
Observation The 1:2 ratio yielded a monetary advantage index as high as US $ 207.0.
Intervention effect Intercropping affected blackgram growth relative to sole crop.

Intervention effectobservedoriginal resultpositivesimulated

Claim · model-written summary

Decreasing radiation increased black gram yield by 1 to 18%.

Taxon: black gramVigna mungoe0
Treatment: decrease in solar radiation by 1 to 2 MJ m daye0
Outcome: yielde0
Direction: increasee0
Value: 1 to 18%e0

Not reportedComparator

Verbatim

e0
“decrease in solar radiation by 1 to 2 MJ m day showed gradual increase in yield by 1 to 18% of black gram”
✓ located verbatim in the source · abstract, characters 576–681

Title

Impact assessment of climate change through CROPGRO and CERES model for tarai region of Uttrakhand

Neeraj Kumar; AS Nain; Suman Kumar Indian Journal of Soil Conservation 2017

Other claims from this paper (9)

Method / resource CERES and CROPGRO satisfactorily simulated climate-factor effects on yield.
Intervention effect Increasing solar radiation by 1 to 2 MJ m2 day1 decreased black gram yield by 12 to 15%.
Intervention effect Higher maximum temperature decreased simulated black gram yield to 1378 to 860 kg ha.
Intervention effect Lower maximum temperature increased simulated black gram yield to 1650 to 1682 kg ha.
Intervention effect Enhanced CO2 increased black gram yield by 1803 to 2083 kg ha.
Intervention effect Reducing CO2 by 120 ppm decreased black gram yield by 28%.
Intervention effect Increased radiation increased CERES-modeled wheat yield.
Intervention effect Decreased radiation reduced CERES-modeled wheat yield.
Intervention effect Decreasing CO2 by 120 ppm reduced simulated wheat yield by 28%.

Associationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Preflowering maximum temperature was negatively correlated with yield.

Taxon: blackgramVigna mungot0
Outcome: yielde0
Direction: decreasee0
Value: 30.25°Ce0
Setting: prefloweringe0

Verbatim

e0
“The relationship of this interaction at preflowering with maximum temperature (30.25°C) was negative and significant (-0.982*) indicating that rise in temperature would result in decrease in yield”
✓ located verbatim in the source · abstract, characters 552–748

t0
“blackgram (Phaseolus mungo)”
✓ located verbatim in the source · title, characters 70–97

Title

Yield loss due to leaf spot and pod blight disease complex in rainfed blackgram (Phaseolus mungo) dominated by Cercospora cruenta relative to meteorological parameters.

C. L. Bhardwaj; D. R. Thakur The Indian Journal of Agricultural Sciences 2000

Other claims from this paper (7)

Observation July 1 sowing produced the highest protected blackgram grain yield, 624 kg/ha.
Observation July 1 sowing produced the highest unprotected blackgram yield, 393 kg/ha.
Observation Sowing date and protection had no significant interaction.
Association Maximum relative humidity was positively correlated with yield.
Association Rain frequency was positively correlated with yield.
Association Weather parameters were negatively correlated with yield after flowering.
Association Reduced postflowering rainfall and rain frequency appeared to contribute to low yield with delayed sowing.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Progeny yield differed from the check by −35.48 to 50.31 percent.

Taxon: black gramVigna mungot0
Outcome: yielde0
Direction: increase/decreasee0
Value: −35.48 to 50.31e0
Comparator: M ash338e0

Verbatim

e0
“The percentage increase/decrease in yield ranged from −35.48 to 50.31 over the check cultivar (‘ M ash338’, female parent).”
✓ located verbatim in the source · abstract, characters 463–586

t0
“black gram”
✓ located verbatim in the source · title, characters 94–104

Title

Introgression of productivity and other desirable traits from ricebean (Vigna umbellata) into black gram (Vigna mungo)

Inderjit Singh; Jeet S. Sandhu; Shashi K. Gupta; et al. Plant Breeding 2013. doi:10.1111/pbr.12068

Other claims from this paper (7)

Observation Black gram by ricebean crosses yielded only two to nine true hybrids.
Observation Fertility improved from F 2 onward.
Observation All progenies resisted mungbean yellow mosaic virus.
Observation All progenies resisted Cercospora leaf spot.
Observation All progenies resisted bacterial leaf spot.
Observation KUG 114 had 39.45 percent higher yield than the check across 14 trials.
Method / resource KUG 114 was released as M ash114 for Punjab cultivation.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Lower plant density increased pod and grain yield attributes.

Taxon: black gramVigna mungot0
Treatment: decrease in plnt densitye0
Outcome: pods/ plant, pod length, grains/pod and 1000 grains weighte0
Direction: increasede0

Not reportedComparator

Verbatim

e0
“pods/ plant, pod length, grains/pod and 1000 grains weight increased with the decrease in plnt density”
✓ located verbatim in the source · abstract, characters 487–589

t0
“black gram (Vigna mungo L. hepper)”
✓ located verbatim in the source · title, characters 53–87

Title

Effects of plant density, nitrogen and phosphorus on black gram (Vigna mungo L. hepper)

Tejveer Singh Tomar; Sandeep Kumar; Savita Tomar Annals of Agricultural Research 2013

Other claims from this paper (9)

Intervention effect Lower plant density increased branches, leaves and dry matter per plant.
Intervention effect Increasing nitrogen and phosphorus increased growth and yield attributes.
Intervention effect Plant height increased with density and nitrogen and phosphorus levels.
Intervention effect Lower density and higher nitrogen and phosphorus significantly increased seed and straw yield.
Intervention effect Lower density and higher nitrogen and phosphorus significantly increased harvest index and daily productivity.
Intervention effect The interaction of lower density and higher fertilizer levels significantly increased dry matter accumulation.
Intervention effect The interaction of lower density and higher fertilizer levels significantly increased grain yield.
Observation The reported maximum dry matter was 34.4 g/plant at the stated density and fertilizer combination.
Observation The reported maximum grain yield was 2.07 t/ha at the stated density and fertilizer combination.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Dust application decreased the number of pods per plant in blackgram compared with the control.

Taxon: blackgramVigna mungoe1
Treatment: applied duste0
Outcome: number of pods per plante2
Direction: decreasee2
Comparator: controle2

Verbatim

e1
“yield of blackgram (Phaseolus mungo L.)”
✓ located verbatim in the source · abstract, characters 251–290

e0
“The experiment revealed that with an increase in applied dust leads to the decrease in total chlorophyll content and transpiration rate in plants that further engender lesser yields compared to the control”
✓ located verbatim in the source · abstract, characters 292–497

e2
“gradual decrease of per cent number of pods per plant, decrease in number of seeds per pod over control”
✓ located verbatim in the source · abstract, characters 799–902

Title

Assessment of Different Dust Pollutants Effect on Total Chlorophyll Content, Transpiration Rate and Yield of Blackgram (Phaseolus mungo L.)

P. Hareesh Babu; K.L. Narasimha Rao; K. Jayalalitha; et al. International Journal of Current Microbiology and Applied Sciences 2018. doi:10.20546/ijcmas.2018.704.329

Other claims from this paper (7)

Intervention effect Increasing applied dust decreased total chlorophyll content in blackgram relative to the control.
Intervention effect Increasing applied dust decreased transpiration rate in blackgram relative to the control.
Intervention effect Dust application decreased the number of seeds per pod in blackgram compared with the control.
Intervention effect Cement dust at 150 gm-2 (T10) decreased 100 seed weight by 16.48 per cent relative to the control.
Intervention effect Cement dust at 100 gm-2 (T9) decreased 100 seed weight by 14.07 per cent relative to the control.
Intervention effect Cement dust at 150 gm-2 (T10) gave the highest reduction of seed yield per hectare and harvest index compared with the control.
Intervention effect Increasing applied dust led to lesser yields in blackgram compared with the control.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Dust application decreased the number of seeds per pod in blackgram compared with the control.

Taxon: blackgramVigna mungoe1
Treatment: applied duste0
Outcome: number of seeds per pode2
Direction: decreasee2
Comparator: controle2

Verbatim

e1
“yield of blackgram (Phaseolus mungo L.)”
✓ located verbatim in the source · abstract, characters 251–290

e0
“The experiment revealed that with an increase in applied dust leads to the decrease in total chlorophyll content and transpiration rate in plants that further engender lesser yields compared to the control”
✓ located verbatim in the source · abstract, characters 292–497

e2
“gradual decrease of per cent number of pods per plant, decrease in number of seeds per pod over control”
✓ located verbatim in the source · abstract, characters 799–902

Title

Assessment of Different Dust Pollutants Effect on Total Chlorophyll Content, Transpiration Rate and Yield of Blackgram (Phaseolus mungo L.)

P. Hareesh Babu; K.L. Narasimha Rao; K. Jayalalitha; et al. International Journal of Current Microbiology and Applied Sciences 2018. doi:10.20546/ijcmas.2018.704.329

Other claims from this paper (7)

Intervention effect Increasing applied dust decreased total chlorophyll content in blackgram relative to the control.
Intervention effect Increasing applied dust decreased transpiration rate in blackgram relative to the control.
Intervention effect Dust application decreased the number of pods per plant in blackgram compared with the control.
Intervention effect Cement dust at 150 gm-2 (T10) decreased 100 seed weight by 16.48 per cent relative to the control.
Intervention effect Cement dust at 100 gm-2 (T9) decreased 100 seed weight by 14.07 per cent relative to the control.
Intervention effect Cement dust at 150 gm-2 (T10) gave the highest reduction of seed yield per hectare and harvest index compared with the control.
Intervention effect Increasing applied dust led to lesser yields in blackgram compared with the control.

Intervention effectobservedoriginal resultnegativeprojected

Claim · model-written summary

Projected climate reduces blackgram yield 19.7% on black clay soil.

Taxon: blackgramVigna mungoe0
Treatment: projectede0
Outcome: blackgram yielde0
Direction: decreasee0
Value: 19.7%e0
Comparator: current climate (2011–2020)e0
Setting: black clay soilse0

Verbatim

e0
“blackgram yield in the region is projected to decrease by 19.7% on black clay soils and up to 32.0% on red sandy soils compared to the current climate (2011–2020) period under rainfed situations.”
✓ located verbatim in the source · abstract, characters 780–975

Title

Impact of Projected Climate on Vigna mungo Yield Across Soil Types in the Semi‐Arid Tropics of India

Abburu Pravallika; Raveendra H. Patil; Suma C. Mogali; et al. Journal of Agronomy and Crop Science 2025. doi:10.1111/jac.70126

Other claims from this paper (5)

Intervention effect Projected climate reduces blackgram yield up to 32.0% on red sandy soil.
Observation Gadag has projected yield reduction of 51.5% on black clay.
Observation Gadag has projected yield reduction of 69.2% on red sandy soil.
Observation Haveri has projected yield reduction of 43.7% on black clay.
Observation Haveri has projected yield reduction of 56.2% on red sandy soil.

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