Search claims · PlantClaims

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Pearl millet had the greatest yield decrease under intercropping.

Taxon: Pearl milletCenchrus americanuse0
Treatment: intercroppede0
Outcome: yielde0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Pearl millet was the cereal with the greatest decrease in yield when intercropped”
✓ located verbatim in the source · abstract, characters 1044–1125

Title

Agronomic characteristics of intercropped legume and cereal crops.

E. A. Menezes UA Campus Repository (The University of Arizona) 1988

Other claims from this paper (10)

Observation Sorghum with soybean was the most appropriate species combination in 1985.
Observation Sorghum was the best cereal competitor with legumes.
Observation Soybean was the best legume competitor with cereals.
Observation Pioneer 8493 yielded more in monocrop.
Intervention effect The other two sorghum genotypes yielded more under intercropping.
Observation All three sorghum genotypes had high land equivalent ratios, indicating an intercropping advantage.
Intervention effect Soybean genotype yields decreased drastically in intercropping.
Observation Asgrow A6520 had the highest soybean yield in intercropping.
Recommendation California IO80H40 was chosen as the most appropriate sorghum genotype for intercropping.
Recommendation Rillito was chosen as the most appropriate soybean genotype for intercropping.

Associationobservedoriginal resultnegativesimulated

Claim · model-written summary

Models predicted above average July heat units would decrease corn yield.

Treatment: above average heat unitse0
Outcome: yielde0
Direction: decreasee0

Not reportedTaxon

Verbatim

e0
“above average heat units would decrease yield”
✓ located verbatim in the source · abstract, characters 1433–1478

Title

Nitrogen, Climate, and Previous Crop Effect on Corn Yield and Grain N¹

M. Asghari; R. G. Hanson Agronomy Journal 1984. doi:10.2134/agronj1984.00021962007600040007x

Other claims from this paper (12)

Intervention effect N fertilizer significantly increased corn yield in three of four years after small grain.
Intervention effect N fertilization did not increase corn yield following alfalfa.
Intervention effect N fertilization significantly increased corn grain N content.
Observation Corn grain N content was higher following alfalfa.
Association One hundred percent relative yield corresponded to grain N content of 1.09 mol kg− 1.
Association June precipitation had no significant effect on corn yield.
Association Above average June heat units positively affected corn yield.
Association Models predicted above average July precipitation would increase corn yield.
Association More precipitation could offset above average July heat unit effects.
Method / resource Model predicted 114.3 mm July precipitation to reach 100% relative yield at mean heat units.
Method / resource At 114.3 mm precipitation, the predicted corn yield was 9.36 Mg ha− 1.
Method / resource The predicted N fertilizer requirement for that yield was 136 kg N ha− 1.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Early ethephon application caused less yield decrease than later application.

Taxon: cornZea mays subsp. mayst0
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)

Intervention effect Ethephon increased yields of hybrid 3377 up to 280 g ha −1.
Intervention effect Other tested corn hybrids showed decreased yields under ethephon.
Intervention effect Hybrid 3377 yield increased 0.77 Mg ha −1 (7.6%) with 280 g ha −1 in 1985.
Intervention effect High-rate ethephon increased grain yield per ear by 3% in hybrid 3377.
Intervention effect High-rate ethephon decreased grain yield per ear by 12% in hybrid 3737.
Intervention effect High-rate ethephon decreased plant and ear height by up to 20%.
Intervention effect High-rate ethephon decreased lodging by 63% in 1986.
Intervention effect High-rate ethephon decreased harvesting time by 20% in 1986.
Recommendation Under lodging-prone conditions, the authors suggest high-rate early ethephon may preserve yield and ease harvesting.
Recommendation Without lodging, high-rate late ethephon may reduce yield in some hybrids.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

F4 and F5 mungbean populations showed a slight grain yield decrease.

Taxon: mungbeanVigna radiatat0
Material: F4 and FSe0
Outcome: 'grain yielde0
Direction: slight decreasee0

Verbatim

e0
“slight decrease in 'grain yield in subsequent populations of F4 and FS”
✓ located verbatim in the source · abstract, characters 923–993

t0
“mungbean”
✓ located verbatim in the source · title, characters 26–34

Title

Selection and breeding of mungbean

S. C. Quah Universiti Putra Malaysia Institutional Repository (Universiti Putra Malaysia) 1987

Other claims from this paper (11)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Spring paclobutrazol tended to decrease early yield.

Taxon: muskmelonCucumis melot0
Treatment: paclobutrazolt0
Outcome: early yielde0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“but tended to decrease the early yield.”
✓ located verbatim in the source · abstract, characters 561–600

t0
“Paclobutrazol—A Plant Growth Retardant for Increasing Yield and Fruit Quality in Muskmelon”
✓ located verbatim in the source · title, characters 0–90

Title

Paclobutrazol—A Plant Growth Retardant for Increasing Yield and Fruit Quality in Muskmelon

Haim Nerson; Ron Cohen; Menahem Edelstein; et al. Journal of the American Society for Horticultural Science 1989. doi:10.21273/jashs.114.5.762

Other claims from this paper (7)

Intervention effect Spring transplant drench with paclobutrazol increased total fruit yield by 15% to 20%.
Intervention effect Paclobutrazol increased fruit weight rather than fruit number.
Intervention effect Paclobutrazol generally tended to improve marketable yield, yield concentration and netting index.
Intervention effect Autumn paclobutrazol reduced early leaf yellowing but was less effective than BA.
Intervention effect Autumn paclobutrazol did not affect yield or yield components.
Intervention effect Autumn paclobutrazol significantly increased soluble solids content.
Intervention effect Autumn paclobutrazol left keeping quality unaffected.

Mechanismobservedoriginal resultnegativemeasured

Claim · model-written summary

Reduced pod number accounted for the yield decrease.

Taxon: soybeansGlycine maxt0
Outcome: decrease in seed yielde0
Qualifier: decrease in number of pods per plante0

Verbatim

e0
“The decrease in seed yield observed in both experimentsmore » was due to a decrease in number of pods per plant”
✓ located verbatim in the source · abstract, characters 1164–1275

t0
“soybeans”
✓ located verbatim in the source · title, characters 95–103

Title

Comparison of experimental designs to determine effects of acidic precipitation on field-grown soybeans

Levi Evans; Keith F. Lewin; M Patti; et al. OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) 1982

Other claims from this paper (8)

Intervention effect Simulated acidic rain at pH 4.1 reduced soybean seed yield by 10.7 relative to pH 5.6.
Intervention effect Simulated acidic rain at pH 3.3 reduced soybean seed yield by 16.8 relative to pH 5.6.
Intervention effect Simulated acidic rain at pH 2.7 reduced soybean seed yield by 22.9% relative to pH 5.6.
Association Seed yield had a strong positive relation with rain pH in the first experiment.
Intervention effect In the unshielded experiment, pH 4.1 reduced soybean yield by 2.7 relative to pH 5.6.
Intervention effect In the unshielded experiment, pH 3.3 reduced soybean yield by 7.0 relative to pH 5.6.
Intervention effect In the unshielded experiment, pH 2.7 reduced soybean yield by 7.6 relative to pH 5.6.
Association In the second experiment seed mass rose with rain pH with a correlation coefficient of 0.97.

Associationobservedreview summarynegativemeasured

Claim · model-written summary

Weed competition can decrease alfalfa yield.

Taxon: alfalfaMedicago sativae0
Interactor: Weedse0weed
Outcome: yieldse0
Direction: decreasee0

Verbatim

e0
“Weeds compete with alfalfa for water, nutrients, light, and space. This competition can decrease yields”
✓ located verbatim in the source · abstract, characters 0–103

Title

Weed Management in Alfalfa

William W. Witt UKnowledge (University of Kentucky) 1983

Other claims from this paper (4)

Observationobservedoriginal resultmeasured

Claim · model-written summary

Guard cell chloroplasts showed a slow fluorescence yield decrease equivalent to the mesophyll MT transition.

Taxon: Chlorophytum comosumChlorophytum comosumt0
Outcome: slow fluorescence yield decreasee0
Direction: decreasee0

Not reportedOrgan / stage

Verbatim

e0
“They also showed a slow fluorescence yield decrease, equivalent to the MT transition in mesophyll”
✓ located verbatim in the source · abstract, characters 402–499

t0
“Chlorophytum comosum”
✓ located verbatim in the source · abstract, characters 105–125

Title

Chlorophyll a Fluorescence Transients in Mesophyll and Guard Cells

Anastasios Melis; Eduardo Zeiger PLANT PHYSIOLOGY 1982. doi:10.1104/pp.69.3.642

Other claims from this paper (4)

Observation Guard cell chloroplasts showed the OPS fluorescence transient.
Observation Guard cell chloroplast fluorescence lacked the SM transition increment seen in mesophyll chloroplasts.
Intervention effect CO(2) inhibited the MT-equivalent transition in guard cell chloroplasts.
Intervention effect The absence of CO(2) accelerated the MT-equivalent transition.

Associationauthor interpretationreview summarynegativebasis n/a

Claim · model-written summary

Salinity above 8 dS /m may decrease alfalfa yield by 50 %.

Taxon: alfalfaMedicago sativae0
Treatment: levelse0
Outcome: alfalfa yielde0
Direction: decreasee0
Value: 50 %e0
Qualifier: 8 dS /me0

Verbatim

e0
“8 dS /m (4091 ppm, 70 mM), levels that may decrease alfalfa yield by 50 %”
✓ located verbatim in the source · abstract, characters 526–599

Title

Breeding Strategies for Alfalfa Grown Under Saline Conditions

D. W. Johnson; S. E. Smith; A. K. Dobrenz UA Campus Repository (The University of Arizona) 1988

Other claims from this paper (3)

Association Alfalfa yields may increase slightly at very low soil salinity.
Association Moderate to high salinity may drastically reduce alfalfa yield.
Association Alfalfa yield begins to decline above a soil salinity threshold of 2 dS /m.

Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Fruit growth tended to decrease over years, probably because of higher yield loads.

Taxon: applesMalus domesticat0
Outcome: fruit growth to decrease over yearse0
Direction: decreasee0
Qualifier: increased yield loadse0

Verbatim

e0
“The tendency for fruit growth to decrease over years was probably due to increased yield loads.”
✓ located verbatim in the source · abstract, characters 670–765

t0
“apples”
✓ located verbatim in the source · title, characters 22–28

Title

Growth and quality of apples as affected by different irrigation treatments

J. De V. Lötter; D. J. Beukes; H. W. Weber Journal of Horticultural Science 1985. doi:10.1080/14620316.1985.11515617

Other claims from this paper (14)

Intervention effect Fruit circumference growth increased linearly with TAW level in phases 2 and 3.
Observation Most total fruit growth was completed during phase 2.
Observation Most shoot extension growth was completed during phase 1.
Intervention effect Shoot growth was more vigorous at 85% TAW than 25% TAW during phase 2.
Observation At 85% and 65% TAW, trunk growth was completed mainly at the end of phase 2.
Observation At 45% and 25% TAW, trunk growth was completed by the end of phase 1.
Association Trunk growth correlated positively with water application in phases 1 and 2 and slightly in phase 3.
Intervention effect Lower TAW during main fruit development reduced apple fruit size.
Recommendation Growers should favor 85% TAW in phases 2 and 3.
Intervention effect Watercore worsened as TAW increased.
Intervention effect Sunburn increased strongly as TAW decreased.
Intervention effect Superficial scald varied with irrigation treatment, though the result was difficult to interpret.
Association Scald incidence tended to correlate positively with TAW in phases 3 and 4.
Intervention effect Bitter pit occurrence increased with higher TAW during every phase.

“yield decrease”

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