Search claims · PlantClaims

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

The higher N rate decreased associated mungbean yield by 29–35%.

Taxon: mungbeanVigna radiatae0
Treatment: N application rate was increased from 0 to 90 kg/hae1
Outcome: yield of the associated mungbeane0
Direction: decreasee0
Value: 29–35%e0

Not reportedComparator

Verbatim

e0
“with a corresponding decrease of 29–35% in the yield of the associated mungbean”
✓ located verbatim in the source · abstract, characters 468–547

e1
“N application rate was increased from 0 to 90 kg/ha”
✓ located verbatim in the source · abstract, characters 415–466

Title

Comparison of nitrogen, phosphorus and potassium utilization efficiency in maize/mungbean intercropping

M. K. Chowdhury; E. L. Rosario The Journal of Agricultural Science 1994. doi:10.1017/s0021859600087360

Other claims from this paper (19)

Intervention effect Rhizobial inoculation increased maize grain yield.
Intervention effect Rhizobial inoculation increased mungbean grain yield.
Intervention effect Raising N from 0 to 90 kg/ha increased sole-crop maize yield by 60%.
Intervention effect Raising N from 0 to 90 kg/ha increased intercrop maize yield by 71%.
Intervention effect Intercropping reduced mungbean yield by 35–57%.
Intervention effect Maize yield was less affected by intercropping than mungbean yield.
Intervention effect Inoculation improved the land equivalent ratio.
Observation The highest LER was 1·49 at 30 kg N/ha with inoculation.
Intervention effect Intercropping reduced nutrient absorption by maize.
Intervention effect Intercropping reduced nutrient absorption by mungbean.
Intervention effect Intercropping reduced maize N absorption efficiency by 4 to 37%.
Intervention effect Intercropping reduced mungbean N absorption efficiency by 37 to 58%.
Intervention effect Higher N rates increased maize N absorption.
Intervention effect Higher N rates caused greater reductions in mungbean N absorption.
Intervention effect Higher applied N reduced the intercropping penalty for maize P absorption.
Intervention effect Inoculation reduced the intercropping penalty for maize P absorption.
Intervention effect Inoculation had a lesser effect on K absorption efficiency.
Mechanism Higher total nutrient uptake in intercrops largely explained LER above unity.
Mechanism More efficient conversion of absorbed nutrients into grain also contributed to intercrop yield advantage.

Intervention effectobservedoriginal resultpositivesimulated

Claim · model-written summary

No-tillage reduced water needs, yield variability and machinery use.

Taxon: cornZea mays subsp. mayse1
Treatment: NTe0
Outcome: water needs, decrease yield variability, and reduce machinery usee0
Direction: reducee0
Comparator: conventional tillage (CT)e2

Verbatim

e0
“NT's ability to reduce water needs, decrease yield variability, and reduce machinery use (fuel, replacement, and repair costs)”
✓ located verbatim in the source · abstract, characters 905–1031

e1
“irrigated corn ( Zea mays L.)”
✓ located verbatim in the source · abstract, characters 100–129

e2
“compared with conventional tillage (CT)”
✓ located verbatim in the source · abstract, characters 56–95

Title

Economic and Financial Viability of Residue Management: An Application to the Texas High Plains

Allan W. Gray; W. L. Harman; J. W. Richardson; et al. jpa 1997. doi:10.2134/jpa1997.0175

Other claims from this paper (13)

Intervention effect No-tillage increased farm survival probability under low-water irrigation.
Intervention effect No-tillage increased net cash farm income by 8,5% under more frequent irrigation.
Intervention effect No-tillage gave higher ending net-worth present values under all irrigation strategies.
Intervention effect No-tillage increased chemical costs compared with conventional tillage.
Intervention effect No-tillage was more profitable than conventional tillage in the 10-year analysis.
Observation Lower expenses were the largest no-tillage benefit.
Intervention effect No-tillage reduced repair, fuel, irrigation, interest and machinery replacement costs.
Intervention effect No-tillage increased initial machinery debt.
Mechanism No-tillage serviced debt faster and reduced interest expenses.
Intervention effect No-tillage corn yield gains were greatest under limited-water scenarios.
Intervention effect No-tillage cost reduction benefits were greatest under limited-water scenarios.
Mechanism Limited-water benefits led to greater gains in net cash income and equity growth.
Association No-tillage yield benefit relative to conventional tillage diminished with higher irrigation.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The age-related decrease of net photosynthesis was delayed in solarised soil relative to control soil.

Taxon: plantsViridiplantaee3
Treatment: solarised soile3
Outcome: net photosynthesise3
Direction: delayede3
Qualifier: at near‐saturation light intensitye3
Comparator: the controle3

Verbatim

e3
“decrease of net photosynthesis at near‐saturation light intensity and of photochemical yield with ageing were delayed in plants growing in solarised soil as compared to the control”
✓ located verbatim in the source · abstract, characters 710–890

Title

Physiological and developmental aspects of increased plant growth in solarised soils

J. M. GRUENZWEIG; H. D. RABINOWITCH; J. KATAN Annals of Applied Biology 1993. doi:10.1111/j.1744-7348.1993.tb04059.x

Other claims from this paper (12)

Intervention effect Corn showed increased growth response in solarised soil relative to untreated soil.
Intervention effect Cucumber showed increased growth response in solarised soil relative to untreated soil.
Intervention effect Sorghum showed increased growth response in solarised soil relative to untreated soil.
Intervention effect Tobacco showed increased growth response in solarised soil relative to untreated soil.
Intervention effect Tomato showed increased growth response in solarised soil relative to untreated soil.
Observation In tomato seedlings, increased growth response occurred in shoots 15 days after transplanting and in roots two weeks later.
Intervention effect The third true tomato leaf had significantly higher chlorophyll and protein contents after soil solarisation than in controls.
Intervention effect Degradation of chlorophyll and protein was delayed with leaf aging in plants grown in solarised soil relative to controls.
Intervention effect The age-related decline of photochemical yield was delayed in solarised soil relative to control soil.
Intervention effect The ratio of variable to maximal chlorophyll fluorescence was independent of soil treatment and comparable to normal plant levels.
Association The authors concluded that initial increased growth response in solarised soil is independent of improved root growth.
Mechanism The authors interpreted delayed leaf senescence as contributing to increased growth response.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Carotenoid specific content did not decrease with each HPS flux increment.

Treatment: each incremental increase in PPF from HPS lampse0
Outcome: carotenoid specific contente0

Not reportedTaxonComparatorDirection

Verbatim

e0
“Chlorophyll, but not carotenoid specific content, decreased with each incremental increase in PPF from HPS lamps.”
✓ located verbatim in the source · abstract, characters 1109–1222

Title

Modification of Yield and Chlorophyll Content in Leaf Lettuce by HPS Radiation and Nitrogen Treatments

Cary A. Mitchell; Tina Leakakos; Tameria L. Ford HortScience 1991. doi:10.21273/hortsci.26.11.1371

Other claims from this paper (8)

Intervention effect Longer exposure to combined lamps reduced lettuce leaf dry weight.
Intervention effect Longer combined-lamp exposure progressively yellowed lettuce leaves.
Intervention effect Longer combined-lamp exposure lowered specific chlorophyll content.
Association Specific carotenoid content did not correspond to leaf yellowing under combined lamps.
Intervention effect Among HPS-only regimes, 473 micromoles m-2 s-1 gave the highest lettuce leaf dry weight.
Intervention effect Each increase in HPS photon flux decreased chlorophyll content.
Intervention effect Doubling nitrogen with ammonium and nitrate partly alleviated high-flux effects on growth.
Intervention effect Doubling nitrogen with ammonium and nitrate partly alleviated high-flux effects on pigment content.

Observationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Wichita 3B decreased winterhardiness.

Taxon: wheatTriticum aestivumt0
Gene: WI 3Be0
Outcome: winterhardinesse0
Direction: decreasee0

Verbatim

e0
“The decrease in grain yield by WI 3B was due to a significant decrease in winterhardiness, resulting in decreased seed weight and culms per square meter.”
✓ located verbatim in the source · abstract, characters 1131–1284

t0
“Wheat”
✓ located verbatim in the source · title, characters 24–29

Title

Chromosomal Location of Wheat Quantitative Trait Loci Affecting Agronomic Performance of Seven Traits, Using Reciprocal Chromosome Substitutions

Terry G. Berke; P. Stephen Baenziger; Rosalind Morris Crop Science 1992. doi:10.2135/cropsci1992.0011183x003200030010x

Other claims from this paper (10)

Observation Wichita 3A and 6A increased grain yield in Cheyenne.
Observation Wichita 3B decreased grain yield in Cheyenne.
Observation Cheyenne 3A and 6A decreased grain yield in Wichita.
Observation Wichita 3A and 6A increased seed weight.
Observation Cheyenne 3A and 6A decreased culms per square meter.
Observation Wichita 3B decreased seed weight and culms per square meter.
Observation QTLs affecting seeds per culm were on one Wichita and seven Cheyenne chromosomes.
Observation QTLs affecting seed weight were on seven Wichita and five Cheyenne chromosomes.
Observation QTLs affecting culms per square meter were on one Wichita and three Cheyenne chromosomes.
Observation QTLs affected each other agronomic trait studied.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Marketable tuber yield fell 35.6% in the third field year.

Taxon: PotatoSolanum tuberosumt0
Treatment: third field yeare1
Outcome: marketable tuber yieldse0
Direction: Decreasee0
Value: 35.6 %e0
Comparator: first field yeare1

Verbatim

e0
“Decrease rates in marketable tuber yields was 17.1 % and 35.6 % respectively”
✓ located verbatim in the source · abstract, characters 568–644

e1
“third field year than in the first field year”
✓ located verbatim in the source · abstract, characters 521–566

t0
“Potato”
✓ located verbatim in the source · title, characters 51–57

Title

Investigations On Period Of Using Of Seed Tuber In Potato Production

TUĞAY, M. Emin; YILMAZ, Güngör; TELCİ, İsa DergiPark (Istanbul University) 1997

Other claims from this paper (3)

Intervention effect Second field-year seed tubers yielded 21.9% less than first-year tubers.
Intervention effect Third field-year seed tubers yielded 53.0% less than first-year tubers.
Intervention effect Marketable tuber yield fell 17.1% in the second field year.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Decreased photosynthetic active radiation significantly reduced seed yield per plant in mungbean.

Taxon: MungbeanVigna radiatae0
Treatment: Decreased photosynthetic active radiatione2
Outcome: seed yield per plante1
Direction: significant decreasee1

Not reportedComparatorSetting

Verbatim

e0
“Mungbean grown as intercrop suffers shading stress form companion crop at different growth stages”
✓ located verbatim in the source · abstract, characters 9–106

e1
“there was a significant decrease in seed yield per plant”
✓ located verbatim in the source · abstract, characters 1045–1101

e2
“Decreased photosynthetic active radiation caused significant reduction in pods per plant”
✓ located verbatim in the source · abstract, characters 947–1035

Title

Effect of Shading on the Growth and Yield of Mungbean (Vigna radiata [L.] Wilczek)

M. T. Islam; F. Kubota; F. H. Mollah; et al. Journal of Agronomy and Crop Science 1993. doi:10.1111/j.1439-037x.1993.tb00140.x

Other claims from this paper (7)

Intervention effect In mungbean, 15 % shading gave almost no difference from the control for all parameters studied.
Intervention effect In mungbean, total dry weight decreased as shading intensity increased and this continued to crop maturity.
Intervention effect In mungbean, crop growth rate, relative growth rate and net assimilation rate decreased due to shading.
Intervention effect Increased shading was associated with lower specific leaf weight in mungbean.
Intervention effect Increased shading was associated with higher chlorophyll content in mungbean.
Intervention effect Decreased photosynthetic active radiation significantly reduced pods per plant in mungbean.
Recommendation Agronomic manipulation and selection of suitable genotypes are recommended to avoid yield loss in mungbean due to shading at grain filling.

Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

GC-72 yield increase was associated with a tendency for lower shoot Cl and Na ion content.

Taxon: TomatoSolanum lycopersicume1
Material: cv. GC-72e0
Outcome: shoot Cl and Na ion contentse0
Direction: decreasee0
Qualifier: a tendencye0

Verbatim

e0
“The increase in yield of cv. GC-72 was associated with a tendency to decrease the shoot Cl and Na ion contents”
✓ located verbatim in the source · abstract, characters 988–1098

e1
“Tomato seeds”
✓ located verbatim in the source · abstract, characters 7–19

Title

Effect of NaCl priming on increased salt tolerance in tomato

E. A. Cano; M. C. Bolarín; F. Pérez-Alfocea; et al. Journal of Horticultural Science 1991. doi:10.1080/00221589.1991.11516192

Other claims from this paper (7)

Association Yield response to seed priming depended on priming concentration and salt treatment timing.
Intervention effect Priming with 1.0 M NaCl increased yield mainly through increased fruit weight.
Intervention effect Increasing NaCl treatment from 35 to 140 mM reduced yield.
Intervention effect Priming had a greater yield effect when salt was applied before rather than after emergence, significant at 35 and 70 mM.
Intervention effect At pre-emergence, salt priming increased yield in Pera, Muchamiel and GC-72.
Intervention effect At post-emergence, salt priming increased yield only in GC-72.
Association Yield and K/Na ratio were significantly related at pre- and post-emergence with no significant slope difference.

Intervention effectobservedoriginal resultnegativesimulated

Claim · model-written summary

In simulated spring barley, total dry matter and yield decreased if the temperature rise exceeded 2.7°C.

Taxon: spring barleyHordeum vulgaree0
Treatment: temperature rise exceeds 2.7°Ce0
Outcome: total dry matter and yielde0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“In spring barley the total dry matter and grain yield increase due to increasing CO2, but if temperature rise exceeds 2.7°C, total dry matter and yield decrease”
✓ located verbatim in the source · abstract, characters 568–728

Title

Impacts of Future Climate Change Effects on Spring Barley and Maize Yield in Slovenia

Lucka Kajfez-Bogataj Journal of Agricultural Meteorology 1993. doi:10.2480/agrmet.48.627

Other claims from this paper (3)

Intervention effect The crop model predicted a shorter growing period due to warming for both spring barley and maize.
Intervention effect In simulated spring barley, total dry matter and grain yield increased with increasing CO2.
Intervention effect In simulated maize, total dry matter, grain yield and harvest index generally increased.

Mechanismauthor interpretationoriginal resultsimulated

Claim · model-written summary

The authors suggest increased nonphotochemical quenching downregulated PSII electron transport yield.

Taxon: maizeZea mayst0
Outcome: quantum yield of PSII electron transporte0
Direction: decreasee0
Qualifier: non-photochemical quenchinge0

Verbatim

e0
“the decrease in the quantum yield of PSII electron transport in senescent leaves was downregulated by an increase in the proportion of QB-non-reducing PSII reaction centres and in the non-photochemical quenching”
✓ located verbatim in the source · abstract, characters 1396–1607

t0
“maize plants”
✓ located verbatim in the source · title, characters 70–82

Title

Modifications in photosystem II photochemistry in senescent leaves of maize plants

C Lu Journal of Experimental Botany 1998. doi:10.1093/jexbot/49.327.1671

Other claims from this paper (14)

“yield decrease”

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