Search claims · PlantClaims

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Barley was the most affected cereal: three of four cultivars showed a yield decrease under high seed-borne Fusarium.

Taxon: barley (Hordeum vulgare)Hordeum vulgaree0
Treatment: high level (average 47%)e2
Interactor: FusariumFusariume2pathogen
Outcome: yielde3
Direction: yield decreasee3
Qualifier: three out of four cultivarse3
Comparator: low level of seed-borne Fusarium (average 4%)e2

Verbatim

e0
“Seed lots from different cultivars of oats (Avena sativa), barley (Hordeum vulgare) and wheat (Triticum aestivum) were compared in yield tests at two sites in Quebec”
✓ located verbatim in the source · abstract, characters 0–165

e2
“For each cultivar, two seed lots were used, one with a low level of seed-borne Fusarium (average 4%) and the other with a high level (average 47%)”
✓ located verbatim in the source · abstract, characters 167–313

e3
“Barley was the most affected cereal with three out of four cultivars undergoing yield decrease”
✓ located verbatim in the source · abstract, characters 503–597

Title

RENDEMENT EN GRAINS DE PARCELLES DE CEREALES DE PRINTEMPS ORIGINANT DE SEMENCES CONTAMINEES PAR DES Fusarium spp

LUC COUTURE Canadian Journal of Plant Science 1983. doi:10.4141/cjps83-078

Other claims from this paper (5)

Intervention effect Yield increased or decreased with seed-borne Fusarium, depending on the cultivar.
Observation The yield trend with seed-borne Fusarium was similar at both sites but of different magnitude.
Intervention effect One of three wheat cultivars showed a yield decrease under high seed-borne Fusarium.
Intervention effect None of the three oats suffered yield damage from seed-borne Fusarium.
Recommendation Seed germination should be considered when selecting seed lots for cereal cultivar comparisons.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Applied phosphorus tended to decrease forage N and Ca concentrations.

Taxon: tall fescue and smooth bromegrassLolium arundinaceum Bromus inermist0
Treatment: applied Pe0
Outcome: N and Ca concentrationse0
Direction: tended to decreasee0

Not reportedComparator

Verbatim

e0
“applied P increased P and tended to decrease N and Ca concentrations”
✓ located verbatim in the source · abstract, characters 835–903

t0
“tall fescue and smooth bromegrass”
✓ located verbatim in the source · title, characters 70–103

Title

Effect of fertilization and harvest frequency on yield and quality of tall fescue and smooth bromegrass

H.V. Eck; Tito Martinez; G.C. Wilson Communications in Soil Science and Plant Analysis 1981. doi:10.1080/00103628109367173

Other claims from this paper (14)

Intervention effect Nitrogen fertilizer increased yields, N and K concentrations, and K/(Ca + Mg) ratios of the grasses.
Intervention effect Nitrogen fertilizer decreased P, Ca and Mg concentrations.
Intervention effect Phosphorus and potassium fertilizers did not affect forage yields.
Intervention effect Applied phosphorus increased forage P concentration.
Intervention effect Applied potassium tended to increase forage Ca concentration.
Observation Nitrogen recovery from feedlot manure ranged from 0.8 to 14%.
Observation Nitrogen recovery from NH4NO3 averaged 64%.
Intervention effect Three-week harvesting reduced forage yields by 25% relative to six-week harvesting.
Intervention effect Three-week harvesting produced higher N and P removal than six-week harvesting.
Observation Heavily utilized grasses required more N fertilizer than lightly utilized grasses.
Observation The two grasses had similar yields with three-week cutting and with N rates through 340 kg/ha under six-week cutting.
Observation Tall fescue yielded more at higher N rates with six-week cutting.
Observation Smooth bromegrass forage had higher N, K and Ca than tall fescue forage.
Observation Tall fescue forage had higher P and Mg than smooth bromegrass forage.

Mechanismauthor interpretationoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

The lack of yield increase in Rosner was apparently due to a significant decrease in fertility when the 6R block was lost.

Taxon: triticale×Triticosecalee0
Material: Rosnere4
Outcome: lack of yield increase in Rosnere4
Qualifier: a significant decrease in fertility when the heterochromatin block on 6R was loste4

Verbatim

e0
“using triticales (× Triticosecale Wittmack) isogenic for the presence or absence of the heterochromatin blocks on rye (Secale cereale L.) chromosomes 6R and 7R/4R”
✓ located verbatim in the source · abstract, characters 164–326

e4
“The lack of yield increase in Rosner was apparently due to a significant decrease in fertility when the heterochromatin block on 6R was lost”
✓ located verbatim in the source · abstract, characters 840–980

Title

THE EFFECT OF TELOMERIC HETEROCHROMATIN FROM SECALE CEREALE ON TRITICALE (X TRITICOSECALE). II. THE PRESENCE OR ABSENCE OF BLOCKS OF HETEROCHROMATIN IN ISOGENIC BACKGROUNDS

M. D. Bennett; J. P. Gustafson Canadian Journal of Genetics and Cytology 1982. doi:10.1139/g82-009

Other claims from this paper (7)

Intervention effectobservedoriginal resultnegativenot significant (as stated)measured

Claim · model-written summary

P application raising tissue P above 0.46% caused a nonsignificant yield decrease.

Taxon: Flax (Linum usitatissimum L.)Linum usitatissimume1
Treatment: Applications of Pe0
Outcome: yielde0
Direction: decreasese0
Qualifier: above 0.46%e0

Not reportedComparator

Verbatim

e0
“Applications of P that increased P level in the tissue above 0.46% led to consistent but nonsignificant decreases in yield”
✓ located verbatim in the source · abstract, characters 425–547

e1
“Flax (Linum usitatissimum L.)”
✓ located verbatim in the source · abstract, characters 0–29

Title

THE INFLUENCE OF Zn AND P FERTILIZER ON THE DRY MATTER YIELD AND NUTRIENT CONTENT OF FLAX (Linum usitatissimum L.) ON SOILS VARYING IN Ca AND Mg LEVEL

C. A. GRANT; L. D. BAILEY Canadian Journal of Soil Science 1989. doi:10.4141/cjss89-048

Other claims from this paper (11)

Intervention effect P application increased flax dry matter yield on three soils.
Intervention effect Broadcast fertilizer increased P availability relative to banding.
Intervention effect Zn application increased flax yield on half the soils.
Intervention effect P application raising tissue P above 0.46% reduced tissue Zn.
Intervention effect Zn fertilization increased tissue Zn.
Intervention effect Zn fertilization decreased tissue P.
Association Flax yield response to P was weakly related to soil chemical parameters.
Association Flax yield response to P increased as tissue P declined.
Association Flax yield response to P increased as tissue Zn increased.
Association High soil Mg and soil pH were closely associated with flax yield response to Zn applied with P.
Association High tissue Mg and P were closely associated with flax yield response to Zn applied with P.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Compaction tended to decrease lateral root nodulation in 1977.

Taxon: SoybeanGlycine maxt0
Treatment: compactione1
Outcome: lateral root nodulatione0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“and tended to decrease lateral root nodulation.”
✓ located verbatim in the source · abstract, characters 1533–1580

t0
“Soybean”
✓ located verbatim in the source · title, characters 27–34

e1
“Bulk density was increased significantly both years by tractor compaction.”
✓ located verbatim in the source · abstract, characters 774–848

Title

Soil Compaction Effects on Soybean Nodulation, N₂ (C₂H₄) Fixation and Seed Yield¹

W. C. Lindemann; G. E. Ham; G. W Randall Agronomy Journal 1982. doi:10.2134/agronj1982.00021962007400020012x

Other claims from this paper (8)

Intervention effect Tractor compaction significantly increased soil bulk density in both years.
Intervention effect In dry 1976, seed yields on compacted plots exceeded the noncompacted yield, without a significant difference.
Intervention effect The two pass treatment significantly increased taproot nodulation and acetylene reduction relative to noncompacted plots.
Intervention effect Lateral root nodulation and acetylene reduction differed little under compaction in 1976.
Intervention effect In wet 1977 compaction significantly decreased plant growth and taproot nodulation.
Intervention effect Compaction did not affect acetylene reduction in 1977.
Association In wet 1977, seed yield declined with increasing compaction, without a statistically different yield.
Association The compaction effect depended on growing season precipitation.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Cellulose content did not decrease in 1985.

Taxon: Forage kalet0
Outcome: cellulose contente0
Direction: not in 1985e0
Qualifier: 1985e0

Verbatim

e0
“cellulose content decreased in 1986 but not in 1985”
✓ located verbatim in the source · abstract, characters 478–529

t0
“Forage kale”
✓ located after whitespace/quote normalisation · title, characters 52–63

Title

EFFECT OF HARVEST DATES ON YIELD AND COMPOSITION OF FORAGE KALE

H. T. KUNELIUS; L. J. HALLIDAY; J. B. SANDERSON; et al. Canadian Journal of Plant Science 1989. doi:10.4141/cjps89-016

Other claims from this paper (19)

Observation Dry matter accumulated until early November, then declined at about 19 kg ha −1 d −1.
Observation Dry matter digestibility ranged from 916 to 952 g kg −1 across harvest dates.
Observation Crude protein was similar across most harvest dates.
Observation Hemi-cellulose content decreased in 1985.
Observation Hemi-cellulose content did not decrease in 1986.
Observation Cellulose content decreased in 1986.
Observation Lignin content increased from 25 to 43 g kg −1.
Observation Cell content peaked at 814 g kg −1 in mid-November.
Observation Leaf SMCO concentration increased from 1.4 to 6.2 g kg −1.
Observation Potassium concentration increased in 1985.
Observation Potassium concentration decreased in 1986.
Observation P and S concentrations were unaffected by harvest dates.
Observation Ca and Mg concentrations decreased with later harvests.
Observation B concentration decreased in 1985 but not 1986.
Observation Zinc concentration peaked in October 1986.
Observation Zinc concentrations were similar across five dates in 1985.
Observation Iron concentrations fluctuated in both years.
Observation Cu and Mn concentrations were unaffected by harvest dates.
Observation Kale provided highly digestible late-season dry matter; Cu, Mn and Zn were below ruminant requirements, while leaf SMCO remained below deleterious concentrations.

Mechanismobservedoriginal resultmeasured

Claim · model-written summary

Reduced photosynthetic capacity was not attributable to lower apparent quantum yield.

Outcome: reduction in photosynthetic capacitye0
Qualifier: not due to a decrease in apparent quantum yielde0

Not reportedTaxon

Verbatim

e0
“The reduction in photosynthetic capacity was not due to a decrease in apparent quantum yield”
✓ located verbatim in the source · abstract, characters 650–742

Title

Effects of Soil Flooding on Leaf Gas Exchange of Tomato Plants

Kent J. Bradford PLANT PHYSIOLOGY 1983. doi:10.1104/pp.73.2.475

Other claims from this paper (6)

Intervention effect Flooding decreased leaf epidermal water-vapor conductance by 47%.
Intervention effect Flooding increased stomatal sensitivity to changes in CO2 concentration.
Intervention effect Ambient assimilation rates fell by 27% after flooding.
Intervention effect Elevated CO2 partial pressures did not overcome assimilation inhibition.
Observation Stomatal conductance limited assimilation about equally before and after flooding.
Mechanism Reduced photosynthetic capacity was not attributable to increased photorespiration.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

V5 defoliation significantly decreased DES 56 yield each year.

Taxon: cottonGossypium hirsutumt0
Material: DES 56e0
Treatment: Defoliatione0
Outcome: yielde0
Direction: decreasee0
Comparator: nondefoliated controlse1

Verbatim

e0
“Defoliation of DES 56 and DPL 61 at stage V5 caused a significant decrease in yield each year.”
✓ located verbatim in the source · abstract, characters 1106–1200

e1
“nondefoliated controls”
✓ located verbatim in the source · abstract, characters 894–916

t0
“Cotton”
✓ located verbatim in the source · title, characters 28–34

Title

Differential Recovery Among Cotton Genotypes Following Early‐Season Defoliation¹

C. Wayne Smith; J. J. Varvil Crop Science 1984. doi:10.2135/cropsci1984.0011183x002400010035x

Other claims from this paper (4)

Intervention effect Arkugo 4 yield after V5 defoliation was not significantly below its control in 1980 and 1981.
Intervention effect V5 defoliation significantly decreased DPL 61 yield each year.
Intervention effect R2 defoliation generally reduced yield relative to V5 defoliation, except Arkugo 4 in 1982.
Observation Arkugo 4 recovered faster than the other two genotypes in 1980 and 1981, but not 1982.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

V5 defoliation significantly decreased DPL 61 yield each year.

Taxon: cottonGossypium hirsutumt0
Material: DPL 61e0
Treatment: Defoliatione0
Outcome: yielde0
Direction: decreasee0
Comparator: nondefoliated controlse1

Verbatim

e0
“Defoliation of DES 56 and DPL 61 at stage V5 caused a significant decrease in yield each year.”
✓ located verbatim in the source · abstract, characters 1106–1200

e1
“nondefoliated controls”
✓ located verbatim in the source · abstract, characters 894–916

t0
“Cotton”
✓ located verbatim in the source · title, characters 28–34

Title

Differential Recovery Among Cotton Genotypes Following Early‐Season Defoliation¹

C. Wayne Smith; J. J. Varvil Crop Science 1984. doi:10.2135/cropsci1984.0011183x002400010035x

Other claims from this paper (4)

Intervention effect Arkugo 4 yield after V5 defoliation was not significantly below its control in 1980 and 1981.
Intervention effect V5 defoliation significantly decreased DES 56 yield each year.
Intervention effect R2 defoliation generally reduced yield relative to V5 defoliation, except Arkugo 4 in 1982.
Observation Arkugo 4 recovered faster than the other two genotypes in 1980 and 1981, but not 1982.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Under unfavorable ripening the black native sesame cultivar had decreased yield.

Taxon: SesameSesamum indicumt0
Material: Black colored native seasme cultivare1
Outcome: yielde0
Direction: decreasee0
Qualifier: unfavorable ripening conditionse0

Verbatim

e0
“under the unfavorable ripening conditions, the cultivar has the weakness of yield decrease.”
✓ located verbatim in the source · abstract, characters 1318–1409

t0
“Sesame”
✓ located verbatim in the source · title, characters 28–34

e1
“Black colored native seasme cultivar”
✓ located verbatim in the source · abstract, characters 1204–1240

Title

Comparative Study with Some Sesame Cultivars on Ripening Development

J.O. Guh The Korean Journal of Crop Science 1980

Other claims from this paper (10)

“yield decrease”

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