Search claims · PlantClaims

Associationauthor interpretationoriginal resultpositivesimulated

Claim · model-written summary

Reducing autumn nitrogen loss could enhance mountain birch seedling growth at an order of magnitude comparable to a 1 to 2 K soil temperature increase.

Taxon: mountain birchBetula pubescens var. pumilae0
Organ / stage: seedlingse0
Treatment: a decrease in the amount of N lost in autumne0
Outcome: growth ratee0
Direction: enhancee0
Value: 1 to 2 Ke0

Verbatim

e0
“a decrease in the amount of N lost in autumn and an increase in the amount of N taken up during winter could enhance the growth rate of mountain birch seedlings by the same order of magnitude as an increase in growing season soil temperature by 1 to 2 K”
✓ located verbatim in the source · abstract, characters 1235–1488

Title

Growth of Mountain Birch Seedlings in Early‐Successional Patches: A Year‐Round Perspective

M. Weih Plant Biology 2000. doi:10.1055/s-2000-5959

Other claims from this paper (1)

Association Increasing winter nitrogen uptake could enhance mountain birch seedling growth at an order of magnitude comparable to a 1 to 2 K soil temperature increase.

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Maize genetic variance did not decline from 1975 to 2004.

Taxon: maizeZea mayse1
Outcome: magnitude of genetic variancee0
Direction: neither a decreasee0

Verbatim

e0
“There was neither a decrease in the magnitude of genetic variance nor a change in the predominance of variance due to GCA over variance due to SCA.”
✓ located verbatim in the source · abstract, characters 4290–4437

e1
“the maize program of the University of Hohenheim”
✓ located verbatim in the source · abstract, characters 3978–4026

Title

Theoretical and experimental investigations on the exploitation of heterosis in hybrid breeding

Sandra E. Fischer University writing server of the University of Hohenheim (Universität Hohenheim) 2009

Other claims from this paper (18)

Observation Triticale had low heterosis.
Association Between-group factorials had a higher GCA-to-SCA variance ratio than within-group designs.
Association Genetically distinct populations showed a more favorable GCA-to-SCA ratio than less distinct populations.
Method / resource The enumeration algorithm improved all criteria for identifying heterotic groups.
Observation F1 performance was the leading criterion for developing and enriching heterotic groups.
Observation Heterosis was the next most important criterion for developing and enriching heterotic groups.
Observation US exotic maize germplasm had higher genetic diversity than Central European groups.
Recommendation The authors recommend introgressing non-Stiff Stalk germplasm into the Flint group.
Recommendation The authors recommend introgressing Stiff Stalk germplasm into the Dent group.
Observation East European rye OPVs had higher genetic diversity than Central European groups.
Observation The Carsten rye group had a narrow genetic base.
Recommendation The authors recommend the Carsten group as the primary target for genetic broadening.
Association All five rye OPVs were genetically closer to Petkus than Carsten.
Observation Two rye OPVs were good candidates for introgression into Petkus.
Observation One rye OPV was a good candidate for introgression into Carsten.
Recommendation The authors suggest using selected clones of these rye populations for introgression.
Observation Maize GCA variance remained predominant over SCA variance.
Recommendation The authors recommend continually enriching heterotic groups through germplasm introgression.

Associationauthor interpretationoriginal resultpositivesimulated

Claim · model-written summary

Increasing winter nitrogen uptake could enhance mountain birch seedling growth at an order of magnitude comparable to a 1 to 2 K soil temperature increase.

Taxon: mountain birchBetula pubescens var. pumilae0
Organ / stage: seedlingse0
Treatment: an increase in the amount of N taken up during wintere0
Outcome: growth ratee0
Direction: enhancee0
Value: 1 to 2 Ke0

Verbatim

e0
“a decrease in the amount of N lost in autumn and an increase in the amount of N taken up during winter could enhance the growth rate of mountain birch seedlings by the same order of magnitude as an increase in growing season soil temperature by 1 to 2 K”
✓ located verbatim in the source · abstract, characters 1235–1488

Title

Growth of Mountain Birch Seedlings in Early‐Successional Patches: A Year‐Round Perspective

M. Weih Plant Biology 2000. doi:10.1055/s-2000-5959

Other claims from this paper (1)

Association Reducing autumn nitrogen loss could enhance mountain birch seedling growth at an order of magnitude comparable to a 1 to 2 K soil temperature increase.

Associationauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

The authors state that the yield and biomass increases under elevated CO2 are consistent with SoyFACE studies but larger in magnitude.

Taxon: soybeanGlycine maxe0
Outcome: yield and biomasse1
Direction: larger effectse1
Comparator: SoyFACE studiese1

Verbatim

e0
“Elevation of [CO2] will invariably influence soybean growth and yield”
✓ located verbatim in the source · abstract, characters 105–174

e1
“Our main conclusion is consistent with the results of SoyFACE studies,such as the increase in yield and biomass and the decrease in harvest index with elevated [CO2],but with larger effects than those found in the SoyFACE studies”
✓ located verbatim in the source · abstract, characters 1632–1861

Title

Effects of free air CO_2 enrichment( FACE) on growth and yield of summer soybean

Hao Xing Acta Ecologica Sinica 2009

Other claims from this paper (14)

Intervention effect Elevated CO2 under FACE increased the weight of leaf, stem and pod compared with ambient CO2.
Intervention effect Under FACE, above-ground biomass of two varieties was significantly increased by about 52.30% compared with ambient air.
Intervention effect Elevated CO2 increased leaf area of Zhonghuang35.
Intervention effect Elevated CO2 decreased leaf area of Zhonghuang13.
Intervention effect Under FACE, specific leaf weight of two soybean cultivars increased at the filling pod stage.
Intervention effect Under FACE, specific leaf weight of Zhonghuang35 was significantly increased by 23.08%.
Intervention effect Under FACE, plant node number and branch number increased.
Intervention effect Under elevated CO2, stem diameter of Zhonghuang35 significantly increased by 7.18% at harvest.
Intervention effect Under elevated CO2, stem diameter of Zhonghuang13 significantly increased by 26.33% at harvest.
Intervention effect Under FACE, pod number per plant and individual seed mass increased, which the paper links to higher yield.
Intervention effect Under FACE, average soybean yield increased by 30.93%.
Intervention effect Elevated CO2 did not significantly affect the average harvest index of soybean.
Intervention effect Elevated CO2 did not significantly change the proportional allocation of leaf, stem and pod biomass to above-ground biomass over the growing season.
Observation The effect of FACE on soybean differed significantly between the two cultivars.

Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Groundnut pod yield per area responded linearly to decreasing sesame density, most strongly under Toshka 1.

Taxon: groundnutArachis hypogaeae0
Material: Toshka 1e0
Treatment: decrease of sesame planting densitye0
Interactor: sesameSesamum indicume0weed
Outcome: pod yield / fad. of groundnute0
Direction: highere0

Verbatim

e0
“The re-sponse equations of pod yield / fad. of groundnut was linear with each decrease of sesame planting density and with higher magnitude under Toshka 1 than under the other to sesame varieties.”
✓ located verbatim in the source · abstract, characters 1836–2032

Title

RESPONSE OF GROUNDNUT TO INTERCROPPING WITH SOME SESAME VARIETIES UNDER DEFERENT PLANT DENSITY

Abou-Kerisha M.A.; R.A Gadallah; E.E.A. Mohamdain Arab Universities Journal of Agricultural Sciences 2008. doi:10.21608/ajs.2008.14938

Other claims from this paper (15)

Intervention effect Intercropping with sesame decreased all studied groundnut traits relative to sole crops.
Intervention effect Groundnut trait reduction was greater with sesame Giza 32 than other sesame varieties.
Intervention effect Sesame density significantly affected groundnut yield and its components.
Intervention effect At 50% sesame density, groundnut yield exceeded yield at 100% density by 31.66% in season one.
Intervention effect At 50% sesame density, groundnut yield exceeded yield at 100% density by 27.51% in season two.
Intervention effect At 50% sesame density, groundnut yield exceeded yield at 100% density by 29.53% across seasons.
Intervention effect Intercropping decreased yield of all sesame varieties.
Observation Sesame Giza 32 surpassed Shandaweel 3 and Toshka 1 in height, branching and capsules per plant.
Observation Sesame Giza 32 surpassed Shandaweel 3 and Toshka 1 in seed yield per plant and area.
Intervention effect High sesame density produced the highest seed yield per faddan.
Observation Groundnut with low density Toshka 1 had a higher land equivalent ratio of 1.41.
Observation Groundnut with low density Toshka 1 had higher intercropping advantage of 582.8.
Observation Groundnut with low density Toshka 1 had higher monetary advantage index of 1666.85.
Observation Groundnut with low density Giza 32 had higher actual yield loss of +1.245.
Recommendation Authors favored medium density Toshka 1 intercropping for both crops growth and yield.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Adding 5 mM nitrate decreased root hydraulic resistance by 20% within the first hour.

Taxon: Helianthus annuusHelianthus annuuse0
Treatment: addition of 5 mM nitratee1
Outcome: hydraulic resistancee1
Direction: decreasee1
Value: 20%e1
Qualifier: within the first houre1

Not reportedComparator

Verbatim

e0
“Sunflower (Helianthus annuus cv. Holiday) plants grown hydroponically with limited nitrate availability”
✓ located verbatim in the source · abstract, characters 202–305

e1
“The response was rapid, with a 20% decrease in hydraulic resistance occurring within the first hour after the addition of 5 mM nitrate and the magnitude of the effect was dependent on nitrate concentration”
✓ located verbatim in the source · abstract, characters 632–837

Title

Dynamic changes in root hydraulic properties in response to nitrate availability

V. Gloser; M. A. Zwieniecki; C. M. Orians; et al. Journal of Experimental Botany 2007. doi:10.1093/jxb/erm118

Other claims from this paper (6)

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The residual effect of build-up K doses was measurable even after the 10th year.

Taxon: CornZea mays subsp. mayse0
Outcome: The residual effect of build-up K dosese2
Qualifier: measurable even after the 10th yeare2

Not reportedDirection

Verbatim

e0
“on a light loam calcareous Mollisol, having 23% clay content, with Illite clay mineral dominance. The soil is moderately supplied K. Corn as test plant was sown in monoculture in the trial. The first 10 years are evaluated in the paper. Soil K-test/AL-K/values did not decrease in the first 6 years, but diminished in the 7–10th years. The light loam soil did not fix the added fertilizer-K strongly.”
✓ located verbatim in the source · abstract, characters 480–880

e2
“The residual effect of build-up K doses was measurable even after the 10th year. Weather conditions, i.e., the amount and distribution of rainfall during the vegetation period, affected strongly the magnitude of residual K effects.”
✓ located verbatim in the source · abstract, characters 1209–1440

Title

THE RESIDUAL EFFECT OF K FERTILIZATION IN A HUNGARIAN CORN MONOCULTURE LONG-TERM FIELD TRIAL, 1990–1999

Péter Csathó Communications in Soil Science and Plant Analysis 2002. doi:10.1081/css-120014509

Other claims from this paper (12)

“magnitude of decrease”

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