Search claims · PlantClaims

Observationobservedreview summarynegativebasis n/a

Claim · model-written summary

Greenbugs are a limiting factor to sorghum yield in most years.

Taxon: sorghumSorghume0
Interactor: greenbugsSchizaphis graminume0pest
Outcome: sorghum yielde0
Direction: decreaseinferrede0

Verbatim

e0
“greenbugs are a limiting factor to sorghum yield in most years”
✓ located verbatim in the source · abstract, characters 245–307

Title

G87-838 Management of Greenbugs in Sorghum (Revised May 1994)

Robert Wright; Stephen D. Danielson; Z. B. Mayo Lincoln (University of Nebraska) 1987

Other claims from this paper (4)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Total yield at harvest in October was decreased by 13% with sprouted seed.

Taxon: potatoSolanum tuberosume1
Treatment: sprouted seede2
Interactor: Rhizoctonia solaniRhizoctonia solanie1pathogen
Outcome: total yield at harvest in Octobere2
Direction: Decreasee2
Value: 13%e2

Not reportedComparator

Verbatim

e1
“potato seed tubers of five early and seven maincrop cultivars were inoculated with cultures of Rhizoctonia solani during planting in field experiments to simulate severe seed infection”
✓ located verbatim in the source · abstract, characters 26–210

e2
“Decrease in total yield at harvest in October averaged 13% with sprouted seed”
✓ located verbatim in the source · abstract, characters 1103–1180

Title

Stem canker (Rhizoctonia solani) on five early and seven maincrop potato cultivars. II Effects on growth and yield

G. A. HIDE; P. J. READ; JANET P. FIRMAGER; et al. Annals of Applied Biology 1989. doi:10.1111/j.1744-7348.1989.tb02103.x

Other claims from this paper (14)

Intervention effect Stem canker from Rhizoctonia solani delayed potato shoot emergence.
Intervention effect Stem canker decreased the number and length of potato stems.
Intervention effect Stem canker decreased total foliage weight, especially in early cultivars.
Intervention effect Stem canker increased dry matter of potato stems.
Intervention effect Stem canker increased the proportion of foliage on lateral stems of potato.
Intervention effect With sprouted seed of Maris Peer, tuber yield was decreased by 24% 11 weeks after planting in 1983.
Intervention effect With sprouted seed in 1984, tuber yield of early cultivars was decreased by 17% to 42%, depending on cultivar.
Intervention effect With sprouted King Edward seed, yields were decreased by 13% in 1983.
Intervention effect Yields of Pentland Squire were decreased by 5, 16 and 21% in the three conditions reported.
Intervention effect Stem canker decreased small tuber weight in all cultivars.
Intervention effect Stem canker increased large tuber weight of Estima.
Intervention effect Stem canker delayed tuber bulking in all maincrop cultivars.
Intervention effect Stem canker increased large tuber yields of Pentland Squire, Pentland Crown and Cara.
Intervention effect Stem canker decreased small tuber yields in all cultivars.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Dicamba tended to reduce harvest root yield.

Taxon: SugarbeetBeta vulgaris subsp. vulgarist0
Treatment: Dicamba at 0.14 kg ae/hae0
Outcome: root yield at harveste0
Direction: decreasee0
Qualifier: tended toe0

Not reportedComparator

Verbatim

e0
“Dicamba at 0.14 kg ae/ha and 2,4-D at 0.28 kg ae/ha decreased extractable sucrose/ha and tended to decrease root yield at harvest while picloram at 0.028 kg ae/ha did not significantly reduce root yield or sucrose content at harvest compared to the control.”
✓ located verbatim in the source · abstract, characters 393–650

t0
“Sugarbeet”
✓ located verbatim in the source · title, characters 0–9

Title

Sugarbeet (Beta vulgarisL.) Response to Simulated Herbicide Spray Drift

Galen L. Schroeder; Darrell F. Cole; Alan G. Dexter Weed Science 1983. doi:10.1017/s004317450007082x

Other claims from this paper (12)

Intervention effect Early 2,4-D application tended to lower root yield.
Intervention effect Late 2,4-D application reduced purity by as much as 54%.
Intervention effect Late 2,4-D application reduced extractable sucrose content by as much as 54%.
Intervention effect Dicamba reduced extractable sucrose per hectare.
Intervention effect 2,4-D reduced extractable sucrose per hectare.
Intervention effect 2,4-D tended to reduce harvest root yield.
Intervention effect Picloram did not significantly reduce harvest root yield relative to control.
Intervention effect Picloram did not significantly reduce harvest sucrose content relative to control.
Intervention effect All tested 2,4-D rates increased sucrose losses in storage.
Intervention effect Dicamba caused comparable storage losses.
Intervention effect Picloram caused comparable storage losses.
Recommendation The authors recommend immediate processing after inadvertent herbicide drift exposure.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Rice yield decreased more as the coefficient of variation of planted hill number among small sections increased, with a high correlation between the two

Taxon: riceOryza sativat0
Treatment: irregular disposition of planted hills under broadcasting conditione0
Outcome: yielde1
Direction: decreasee1
Qualifier: high correlatione1

Not reportedComparatorSettingValue

Verbatim

t0
“Yield in Rice Plants”
✓ located verbatim in the source · title, characters 96–116

e0
“rice plants to the irregular disposition of planted hills under broadcasting condition”
✓ located verbatim in the source · abstract, characters 53–139

e1
“the larger the degree of decrease in yield becamc, and the high correlation could be recognized between these two factors”
✓ located verbatim in the source · abstract, characters 390–511

Title

Effect of Irregular Disposition of Planted Hills under Broadcasting Condition on the Growth and Yield in Rice Plants

Kosei TSUNODA; Kumiko KARIYA; Hiroyasu MACHIDA Japanese Journal of Crop Science 1980. doi:10.1626/jcs.49.276

Other claims from this paper (3)

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Flurprimidol applied before or after emergence significantly decreased verdure yield of annual bluegrass seedlings to 25 to 94% of untreated seedlings at all rates.

Taxon: Annual Bluegrasst1
Treatment: flurprimidole0
Outcome: Verduree0
Direction: decreasee0
Value: 25 to 94%e0
Comparator: untreated seedlingse0

Verbatim

t1
“Annual Bluegrass”
✓ located verbatim in the source · title, characters 51–67

e0
“Verdure collected 6 wk following treatment showed a significant decrease in yield (25 to 94% of the weight of untreated seedlings) of seedlings of both species treated with flurprimidol”
✓ located verbatim in the source · abstract, characters 958–1143

Title

Flurprimidol Effect on the Emergence and Growth of Annual Bluegrass and Creeping Bentgrass

J. E. Haley; T. W. Fermanian Agronomy Journal 1989. doi:10.2134/agronj1989.00021962008100020012x

Other claims from this paper (6)

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Flurprimidol applied before or after emergence significantly decreased verdure yield of creeping bentgrass seedlings to 25 to 94% of untreated seedlings at all rates.

Taxon: Creeping BentgrassAgrostis stoloniferat1
Treatment: flurprimidole0
Outcome: Verduree0
Direction: decreasee0
Value: 25 to 94%e0
Comparator: untreated seedlingse0

Verbatim

t1
“Creeping Bentgrass”
✓ located verbatim in the source · title, characters 72–90

e0
“Verdure collected 6 wk following treatment showed a significant decrease in yield (25 to 94% of the weight of untreated seedlings) of seedlings of both species treated with flurprimidol”
✓ located verbatim in the source · abstract, characters 958–1143

Title

Flurprimidol Effect on the Emergence and Growth of Annual Bluegrass and Creeping Bentgrass

J. E. Haley; T. W. Fermanian Agronomy Journal 1989. doi:10.2134/agronj1989.00021962008100020012x

Other claims from this paper (6)

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Continued fertilizer application decreased soil pH.

Treatment: phosphatic fertilizerse0
Outcome: soil pHe0
Direction: decreasee0

Not reportedTaxonComparator

Verbatim

e0
“Continued application of phosphatic fertilizers caused a decrease in soil pH and increase in organic carbon content.”
✓ located verbatim in the source · abstract, characters 452–568

Title

Effect of Phosphatic Fertilizers of Varying Water Solubilities on the Crop Yield and Physicochemical Properties of Soils

R. S. Chahal; B. S. Duhan; Jai Singh Journal of the Indian Society of Soil Science 1982

Other claims from this paper (8)

Intervention effect DAP, TSP and 80% WSP nitrophosphate significantly increased bajra grain yield.
Intervention effect DAP, TSP and 80% WSP nitrophosphate significantly increased wheat grain yield.
Intervention effect 80% WSP NP gave yields statistically on par with DAP and TSP.
Intervention effect 50% and 30% WSP NP were inferior to DAP and TSP.
Intervention effect Continued fertilizer application increased soil organic carbon.
Observation Available soil P fell in control plots.
Intervention effect Soil available P increased from 8.0 to 26.2 kg P/ha in fertilized plots.
Association Added P fixation was related to fertilizer solubility.

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Increasing nitrogen decreased weed control more under no-tillage.

Taxon: cornZea mays subsp. mayst0
Treatment: increased nitrogene0
Outcome: weed controle0
Direction: decreasee0
Comparator: conventional tillagee0

Verbatim

e0
“a greater decrease (P<.01) in weed control and soil pH and a greater increase in yield with increased nitrogen under no-tillage than with conventional tillage.”
✓ located verbatim in the source · abstract, characters 1123–1282

t0
“corn”
✓ located after whitespace/quote normalisation · title, characters 56–60

Title

Effect of pH, Nitrogen, and Tillage on Weed Control and Corn (Zea mays) Yield

J. J. Kells; R. L. Blevins; C. E. Rieck; et al. Weed Science 1980. doi:10.1017/s0043174500061592

Other claims from this paper (11)

Association Increased soil pH significantly improved weed control with simazine.
Association Soil pH affected weed control more under no-tillage than conventional tillage.
Intervention effect Conventional tillage increased weed control over no-tillage.
Intervention effect Conventional tillage increased yield over no-tillage.
Intervention effect Conventional tillage increased soil pH over no-tillage.
Intervention effect Lime increased weed control from 63% to 83%.
Intervention effect Lime increased yield from 5,290 to 5,930 kg/ha.
Intervention effect Lime increased soil pH from 5.22 to 5.91.
Observation No-tillage unlimed plots had the poorest weed control.
Association Increasing nitrogen decreased soil pH more under no-tillage.
Association Increasing nitrogen raised yield more under no-tillage.

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Increasing nitrogen decreased soil pH more under no-tillage.

Taxon: cornZea mays subsp. mayst0
Treatment: increased nitrogene0
Outcome: soil pHe0
Direction: decreasee0
Comparator: conventional tillagee0

Verbatim

e0
“a greater decrease (P<.01) in weed control and soil pH and a greater increase in yield with increased nitrogen under no-tillage than with conventional tillage.”
✓ located verbatim in the source · abstract, characters 1123–1282

t0
“corn”
✓ located after whitespace/quote normalisation · title, characters 56–60

Title

Effect of pH, Nitrogen, and Tillage on Weed Control and Corn (Zea mays) Yield

J. J. Kells; R. L. Blevins; C. E. Rieck; et al. Weed Science 1980. doi:10.1017/s0043174500061592

Other claims from this paper (11)

Association Increased soil pH significantly improved weed control with simazine.
Association Soil pH affected weed control more under no-tillage than conventional tillage.
Intervention effect Conventional tillage increased weed control over no-tillage.
Intervention effect Conventional tillage increased yield over no-tillage.
Intervention effect Conventional tillage increased soil pH over no-tillage.
Intervention effect Lime increased weed control from 63% to 83%.
Intervention effect Lime increased yield from 5,290 to 5,930 kg/ha.
Intervention effect Lime increased soil pH from 5.22 to 5.91.
Observation No-tillage unlimed plots had the poorest weed control.
Association Increasing nitrogen decreased weed control more under no-tillage.
Association Increasing nitrogen raised yield more under no-tillage.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

mosaic reduced sugar yield by 16% over the three-year crop, primarily through lower stalk population.

Taxon: Sugarcanet0
Interactor: sugarcane mosaic virus (strain H)Sugarcane mosaic virust1pathogen
Outcome: yield of sugar/hae0
Direction: reducede0
Value: 16%e0
Qualifier: decrease in stalk populatione0

Verbatim

e0
“Both mosaic and RSD reduced yield of sugar/ha by 16% for the 3-yr crop, primarily by causing a decrease in stalk population.”
✓ located verbatim in the source · abstract, characters 770–894

t0
“Sugarcane (Saccharum officinarum)”
✓ located verbatim in the source · title, characters 63–96

t1
“sugarcane mosaic virus (strain H) or with ratoon stunting disease (RSD) ( Clavibacter xyli )”
✓ located verbatim in the source · abstract, characters 113–205

Title

Combined Effect of Disease and Herbicide Treatment on Yield of Sugarcane (Saccharum officinarum)

Rex W. Millhollon; Hideo Koike Weed Science 1986. doi:10.1017/s0043174500026606

Other claims from this paper (6)

Observation RSD reduced sugar yield by 16% over the three-year crop, primarily through lower stalk population.
Intervention effect Hexazinone reduced sugar yield by 24%, primarily through lower stalk population and stalk sugar content.
Intervention effect Diclofop reduced sugarcane yield by 7%.
Intervention effect Asulam caused no significant sugarcane yield loss.
Intervention effect Hexazinone with mosaic reduced sugarcane yield by 38%, with additive disease and herbicide effects.
Intervention effect Hexazinone with RSD reduced sugarcane yield by 38%, with additive disease and herbicide effects.

“yield decrease”

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