Search claims · PlantClaims

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Horsenettle interference for 6 to 8 weeks did not decrease Spanish peanut yield.

Taxon: Spanish peanutsArachis hypogaea var. vulgarise1
Treatment: Horsenettle interference for 6 to 8 weekse1
Interactor: Horsenettlee1weed
Outcome: yielde1
Direction: did not decreasee1

Not reportedComparator

Verbatim

e1
“Horsenettle interference for 6 to 8 weeks did not decrease the yield of Spanish peanuts”
✓ located verbatim in the source · abstract, characters 303–390

Title

Interference of Horsenettle (Solanum carolinense) with Peanuts (Arachis hypogaea)

Neil M. Hackett; Don S. Murray; David L. Weeks Weed Science 1987. doi:10.1017/s0043174500079339

Other claims from this paper (8)

Observationobservedoriginal resultsimulated

Claim · model-written summary

Selecting for pods per area was expected to decrease yield, seeds per pod, and seed weight.

Taxon: Phaseolus vulgaris L.Phaseolus vulgarist0
Outcome: yield, seeds/pod and seed weighte0
Direction: decreasee0

Verbatim

e0
“Direct selection for pods/m 2 would decrease yield, seeds/pod and seed weight”
✓ located verbatim in the source · abstract, characters 1507–1584

t0
“Phaseolus vulgaris L.”
✓ located verbatim in the source · title, characters 58–79

Title

Genetics of Seed Yield and its Components in Common Bean (Phaseolus vulgaris L.) of Middle‐American Origin

J. Nienhuis; S. P. Singh Plant Breeding 1988. doi:10.1111/j.1439-0523.1988.tb00281.x

Other claims from this paper (14)

Observation Additive genetic variance was significant for yield, pods per area, seeds per pod, and seed weight.
Observation Interaction with environments was significant.
Observation Nonadditive genetic variance was not significant for yield or its components.
Observation Narrow sense heritability was 0.21 ± 0.13 for yield.
Observation Narrow sense heritability was 20 ± 0.13 for pods per area as printed.
Observation Narrow sense heritability was 0.57 ± 0.13 for seeds per pod.
Observation Narrow sense heritability was 0.74 ± 0.15 for seed weight.
Observation Selecting the top 20% of F2 populations for yield was expected to increase yield by 4.30%.
Observation Selecting for yield was expected to increase seed weight by 0.21%.
Observation Selecting for seed weight was expected to increase seed weight by 11.76%.
Observation Selecting for seed weight was expected to increase yield by 0.28%.
Observation Selecting for seeds per pod was expected to reduce pods per area and seed weight.
Observation Selecting for seeds per pod was expected to increase seed yield by 0.37%.
Recommendation The authors suggested replicated early generation yield trials to identify promising crosses and families.

Observationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

The linear pH component showed a significant yield decrease.

Taxon: soybeansGlycine maxe1
Outcome: yielde0
Direction: decreasee0

Verbatim

e0
“The linear component of pH treatment differences showed a highly significant decrease in yield (p < 0.001)”
✓ located verbatim in the source · abstract, characters 526–632

e1
“Seed yields were determined from field‐grown soybeans ( Glycine max L .)”
✓ located verbatim in the source · abstract, characters 135–207

Title

Comparison of Experimental Designs Used to Detect Changes in Yields of Crops Exposed to Acidic Precipitation¹

Lance S. Evans; Keith H. Thompson Agronomy Journal 1984. doi:10.2134/agronj1984.00021962007600010021x

Other claims from this paper (10)

Intervention effect pH 4.1 rain reduced yield by 10.6% relative to pH 5.6.
Intervention effect pH 3.3 rain reduced yield by 16.8% relative to pH 5.6.
Intervention effect pH 2.7 rain reduced yield by 23.9% relative to pH 5.6.
Method / resource Individual latin squares yielded erratic conclusions.
Method / resource Combining eight latin squares gave satisfactory evaluation.
Method / resource Field locations were a significant source of stratification.
Method / resource Row stratification significantly reduced residual error.
Method / resource Column stratification significantly reduced residual error.
Method / resource Latin square relative efficiency was 132‐146 against randomized complete blocks.
Method / resource Latin square relative efficiency was 162% against complete randomization.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

P christiei populations were associated with 16% yield decrease in Bragg.

Taxon: SoybeansGlycine maxt0
Material: Bragge0
Interactor: P christieie1pest
Outcome: yield decreasee0
Direction: decreasee0
Value: 16%e0

Verbatim

e0
“were associated with 16%, 10% and 6% yield decrease of 'Bragg', 'Santa Rosa' and 'Hernon 147', respectively.”
✓ located verbatim in the source · abstract, characters 874–982

t0
“Plant-Parasitic Nematodes and Neocosmospora vasinfectca Var. Africana Associated with Soybeans”
✓ located verbatim in the source · title, characters 0–94

e1
“P christiei were recovered from fumigated plots”
✓ located verbatim in the source · abstract, characters 822–869

Title

Plant-Parasitic Nematodes and Neocosmospora vasinfectca Var. Africana Associated with Soybeans in the Republic of Zambia

Dennis A. Lawn; G. R. Noel; J. B. Sinclair Nematropica 1988

Other claims from this paper (5)

Observation Nematode populations did not differ significantly among soybean cultivars.
Intervention effect Fumigation significantly lowered populations of all nematode species except P christiei.
Intervention effect Fumigated plots at Mkushi had higher P christiei populations.
Association P christiei populations were associated with 10% yield decrease in Santa Rosa.
Association P christiei populations were associated with 6% yield decrease in Hernon 147.

Associationobservedoriginal resultmixedmeasured

Claim · model-written summary

Compaction from light axle loads can both increase and decrease crop yield, depending on soil texture and growing season precipitation.

Taxon: cropt1
Treatment: compactione1
Outcome: crop yielde1
Direction: increase and decreasee1
Qualifier: depending on soil texture and growing season precipitatione1

Verbatim

t1
“The Effect of Soil Compaction on Crop Yield”
✓ located verbatim in the source · title, characters 0–43

e1
“This compaction can both increase and decrease crop yield depending on soil texture and growing season precipitation”
✓ located verbatim in the source · abstract, characters 308–424

Title

The Effect of Soil Compaction on Crop Yield

W. B. Voorhees SAE technical papers on CD-ROM/SAE technical paper series 1986. doi:10.4271/860729

Other claims from this paper (5)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Increasing row spacing caused a small decrease in soybean yield for both cultivars.

Taxon: SoybeanGlycine maxt0
Treatment: increasing row spacinge2
Outcome: yielde2
Direction: decreasee2
Qualifier: for both cultivarse2

Not reportedComparator

Verbatim

t0
“Yield of Indeterminate and Determinate Semidwarf Soybean for Several Planting Dates, Row Spacings, and Seeding Rates”
✓ located verbatim in the source · title, characters 0–116

e2
“The response to increasing row spacing was a small decrease in yield for both cultivars”
✓ located verbatim in the source · abstract, characters 799–886

Title

Yield of Indeterminate and Determinate Semidwarf Soybean for Several Planting Dates, Row Spacings, and Seeding Rates

James E. Beuerlein jpa 1988. doi:10.2134/jpa1988.0300

Other claims from this paper (8)

Intervention effect Delayed planting significantly reduced soybean yield.
Association Yield of cultivar Sprite increased as seeding rate increased, regardless of planting date or row spacing.
Association Yield of cultivar Williams did not respond to seeding rate.
Association Cultivar Williams showed a planting date × seeding rate interaction.
Association Cultivar Sprite showed no planting date × seeding rate interaction.
Association A three-way interaction of environment, seeding rate and planting date was found for soybean yield.
Association Row spacing and seeding rate effects on soybean were in the range of 5 and 6%.
Intervention effect Mean soybean yield decreased 30% from the first to the third planting date.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

P christiei populations were associated with 10% yield decrease in Santa Rosa.

Taxon: SoybeansGlycine maxt0
Material: Santa Rosae0
Interactor: P christieie1pest
Outcome: yield decreasee0
Direction: decreasee0
Value: 10%e0

Verbatim

e0
“were associated with 16%, 10% and 6% yield decrease of 'Bragg', 'Santa Rosa' and 'Hernon 147', respectively.”
✓ located verbatim in the source · abstract, characters 874–982

t0
“Plant-Parasitic Nematodes and Neocosmospora vasinfectca Var. Africana Associated with Soybeans”
✓ located verbatim in the source · title, characters 0–94

e1
“P christiei were recovered from fumigated plots”
✓ located verbatim in the source · abstract, characters 822–869

Title

Plant-Parasitic Nematodes and Neocosmospora vasinfectca Var. Africana Associated with Soybeans in the Republic of Zambia

Dennis A. Lawn; G. R. Noel; J. B. Sinclair Nematropica 1988

Other claims from this paper (5)

Observation Nematode populations did not differ significantly among soybean cultivars.
Intervention effect Fumigation significantly lowered populations of all nematode species except P christiei.
Intervention effect Fumigated plots at Mkushi had higher P christiei populations.
Association P christiei populations were associated with 16% yield decrease in Bragg.
Association P christiei populations were associated with 6% yield decrease in Hernon 147.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

P christiei populations were associated with 6% yield decrease in Hernon 147.

Taxon: SoybeansGlycine maxt0
Material: Hernon 147e0
Interactor: P christieie1pest
Outcome: yield decreasee0
Direction: decreasee0
Value: 6%e0

Verbatim

e0
“were associated with 16%, 10% and 6% yield decrease of 'Bragg', 'Santa Rosa' and 'Hernon 147', respectively.”
✓ located verbatim in the source · abstract, characters 874–982

t0
“Plant-Parasitic Nematodes and Neocosmospora vasinfectca Var. Africana Associated with Soybeans”
✓ located verbatim in the source · title, characters 0–94

e1
“P christiei were recovered from fumigated plots”
✓ located verbatim in the source · abstract, characters 822–869

Title

Plant-Parasitic Nematodes and Neocosmospora vasinfectca Var. Africana Associated with Soybeans in the Republic of Zambia

Dennis A. Lawn; G. R. Noel; J. B. Sinclair Nematropica 1988

Other claims from this paper (5)

Observation Nematode populations did not differ significantly among soybean cultivars.
Intervention effect Fumigation significantly lowered populations of all nematode species except P christiei.
Intervention effect Fumigated plots at Mkushi had higher P christiei populations.
Association P christiei populations were associated with 16% yield decrease in Bragg.
Association P christiei populations were associated with 10% yield decrease in Santa Rosa.

Associationauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

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

Taxon: cottonGossypium hirsutumt0
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 effect Ozone caused a significant yield loss of cotton in well-watered plots.
Intervention effect Ozone did not cause a significant yield loss of cotton in water-stressed plots.
Intervention effect Ambient ozone caused a 19% yield decrease of cotton in well-watered plots compared with charcoal-filtered air.
Intervention effect The estimated yield decrease of cotton from ambient ozone in water-stressed plots was 7%, not statistically significant.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

A 20% decrease in alfalfa yield was observed when the soil was disturbed below 2.5 cm in an old established stand.

Taxon: alfalfaMedicago sativat0
Treatment: the soil was disturbed below 2.5 cme1
Outcome: yielde1
Direction: decreasee1
Value: 20%e1

Verbatim

t0
“Established Alfalfa Stands”
✓ located verbatim in the source · title, characters 57–83

e1
“A 20% decrease in yield was observed when the soil was disturbed below 2.5 cm”
✓ located verbatim in the source · abstract, characters 1134–1211

Title

Deleterious Effects on Yield of Drilling Fertilizer into Established Alfalfa Stands¹

A. J. Leyshon Agronomy Journal 1982. doi:10.2134/agronj1982.00021962007400040033x

Other claims from this paper (7)

“yield decrease”

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