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“yield decrease”

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plus 178 non-evaluative

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Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Grain yield losses from Avena fatua were significant when it remained in the barley crop until the crop had 4.5–6.5 leaves.

Taxon: spring barleyHordeum vulgaret0
Treatment: 4⋅5–6⋅5 leavese3
Interactor: Avena fatuaAvena fatuat0weed
Outcome: grain yield lossese3
Direction: decreaseinferrede3

Not reportedComparator

Verbatim

t0
“effects of various fractions of an Avena fatua L. population on spring barley”
✓ located verbatim in the source · title, characters 33–110

e3
“grain yield losses were significant if the wild oats remained in the crop until the crop had 2⋅5–4⋅5 leaves and 4⋅5–6⋅5 leaves respectively”
✓ located verbatim in the source · abstract, characters 902–1041

Title

Time of onset of competition and effects of various fractions of an Avena fatua L. population on spring barley

N.C.B. PETERS Weed Research 1984. doi:10.1111/j.1365-3180.1984.tb00592.x

Other claims from this paper (5)

Intervention effect Wild oats emerging at the 0–0.5 crop leaf stage caused a 16% barley yield loss in 1972.
Intervention effect Wild oats emerging at the 0.5–2.5 and 2.5–4 crop leaf stages caused non-significant barley yield losses.
Intervention effect Grain yield losses from Avena fatua were significant when it remained in the barley crop until the crop had 2.5–4.5 leaves.
Intervention effect Later-emerging Avena fatua did not compensate for early removal of earlier emergers by extra growth in barley.
Intervention effect Barley yield losses from Avena fatua occurred only when it remained in the crop until after the 6 leaf stage.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Bacterial inoculation of seed tubers of Pentland Crown decreased yield compared with water-inoculated plants.

Taxon: potatoSolanum tuberosumt0
Material: Pentland Crowne2
Treatment: bacterial inoculation of the seed tuberse3
Interactor: Erwinia carotovora subsp. atrosepticaPectobacterium atrosepticumt1pathogen
Outcome: loss of yielde3
Direction: decreaseinferrede3
Comparator: water-inoculated plantse3

Verbatim

t0
“potato cultivars”
✓ located verbatim in the source · title, characters 51–67

t1
“Erwinia carotovora subsp. atroseptica”
✓ located verbatim in the source · title, characters 81–118

e2
“Pentland Crown was the most resistant: few plants failed to emerge and few showed blackleg”
✓ located verbatim in the source · abstract, characters 529–619

e3
“Nevertheless compared with water-inoculated plants bacterial inoculation of the seed tubers of this cultivar caused loss of yield and differences in tuber size distribution”
✓ located after whitespace/quote normalisation · abstract, characters 621–793

Title

A method for assessing the field susceptibility of potato cultivars to blackleg (Erwinia carotovora subsp. atroseptica)

D. H. LAPWOOD; P. T. GANS Annals of Applied Biology 1984. doi:10.1111/j.1744-7348.1984.tb05616.x

Other claims from this paper (4)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Lime increased canker incidence only without applied boron.

Taxon: Table BeetBeta vulgaris subsp. vulgarist0
Treatment: Application of limee1
Outcome: canker incidencee0
Direction: increasede0
Qualifier: only in the absence of applied Be0

Not reportedComparator

Verbatim

e0
“increased canker incidence only in the absence of applied B.”
✓ located verbatim in the source · abstract, characters 795–855

e1
“Application of lime tended to decrease leaf B concentration”
✓ located verbatim in the source · abstract, characters 731–790

t0
“Table Beet”
✓ located verbatim in the source · title, characters 0–10

Title

Table Beet Yield and Boron Deficiency as Influenced by Lime, Nitrogen, and Boron

Delbert D. Hemphill; Michael S. Weber; Thomas L. Jackson Soil Science Society of America Journal 1982. doi:10.2136/sssaj1982.03615995004600060014x

Other claims from this paper (11)

Intervention effect Greatest yield and favorable root size distribution occurred with 280 kg N/ha and pH 6.6.
Intervention effect Boron did not affect beet yield.
Intervention effect Phosphorus did not affect beet yield.
Intervention effect Boron application reduced root canker incidence.
Intervention effect High nitrogen rates reduced canker.
Intervention effect High nitrogen rates increased large root production.
Intervention effect With soil applied boron, high nitrogen increased leaf boron concentration.
Intervention effect Lime tended to decrease leaf boron concentration.
Intervention effect Liming increased leaf phosphorus concentration.
Intervention effect Liming decreased leaf manganese concentration.
Mechanism Yield response to lime may partly reflect reduced manganese toxicity.

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Stalk lodging declined 5.4%/cycle in BS10×RSSSC.

Taxon: maizeZea mayse0
Material: BS10×RSSSCe1
Outcome: stalk lodginge1
Direction: decreaseinferrede1
Value: -5.4e1

Verbatim

e0
“maize (Zea mays L.)”
✓ located verbatim in the source · abstract, characters 71–90

e1
“Linear response for stalk lodging for BS1O, BS10×RSSSC and BS10×B37 were: -9.0, -5.4 and -3.5%/cycle, respectively”
✓ located verbatim in the source · abstract, characters 1452–1566

Title

Response of Two Maize Populations to Reciprocal Recurrent Selection in a High-yield Environment

H. S. Lu; R. J. Lambert Zhōnghuá nóngyè yánjiū 1988. doi:10.29951/jarc.198812.0003

Other claims from this paper (15)

Observation Selection response was consistent among environments.
Observation Grain yield gained 0.95 Mg/ha/cycle in BS10.
Observation Grain yield gained 0.69 Mg/ha/cycle in RSSSC.
Observation Grain yield gained 0.65 Mg/ha/cycle in BS10×RSSSC.
Observation Grain yield gained 0.65 Mg/ha/cycle in BS10×B37.
Observation Grain yield gained 0.24 Mg/ha/cycle in RSSSC×B79.
Observation Stalk lodging declined 9.0%/cycle in BS1O.
Observation Stalk lodging declined 3.5%/cycle in BS10×B37.
Observation All population categories showed significantly increased penetrometer readings.
Observation Plant and ear height increased in RSSSC, BS10×RSSSC and RSSSC×B79.
Observation BS10 increased in 300-kernel weight and kernel number per ear.
Observation BS10 decreased in ear number per 100 plants.
Observation RSSSC increased in 300-kernel weight.
Observation Grain moisture rose slightly in BS10 and BS10×B37 after three selection cycles.
Observation Selection improved multiple leaf disease and stalk-rot resistance.

Observationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Head rot increase free fatty acid content.

Taxon: SunflowerHelianthus annuust0
Interactor: Head rote0pathogen
Outcome: free fatty acid contente0
Direction: increasee0

Verbatim

e0
“Head rot caused a small but significant decrease in oil content and a significant increase in free fatty acid content.”
✓ located verbatim in the source · abstract, characters 0–118

t0
“Sunflower”
✓ located verbatim in the source · title, characters 24–33

Title

Sclerotinia Head Rot of Sunflower in North Dakota: 1986 Incidence, Effect on Yield and Oil Components, and Sources of Resistance

T. J. Gulya Plant Disease 1989. doi:10.1094/pd-73-0504

Other claims from this paper (5)

Observation Head rot decrease oil content.
Observation Head rot unaffected proportions of palmitic, stearic, oleic, and linoleic acids.
Observation Twenty-six of 164 genotypes had less head rot than the hybrid 894 check.
Observation PI 377530 had more resistance to head rot and Sclerotinia wilt than the 894 check.
Observation PI 380571 had more resistance to head rot and Sclerotinia wilt than the 894 check.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Leaf dry matter nitrogen percentage showed a quadratic response with age.

Taxon: winged beanPsophocarpus tetragonolobust0
Outcome: nitrogen percentage in dry matter of leavese0

Not reportedDirection

Verbatim

e0
“A linear decrease with age was noted for the total and protein nitrogen extractability of this crop whereas the nitrogen percentage in dry matter of leaves and the extractable leaf protein yield gave a quadratic response.”
✓ located verbatim in the source · abstract, characters 308–529

t0
“winged bean”
✓ located verbatim in the source · title, characters 70–81

Title

Studies on yield, extracted leaf protein and deproteinised extract of winged bean grown as a biennial crop

Anjana Banerjee; Sunanda Chanda; Bibhas C. Sasmal; et al. Journal of the Science of Food and Agriculture 1986. doi:10.1002/jsfa.2740370811

Other claims from this paper (10)

Observation Dry top yield increased curvilinearly with time following logistic growth.
Observation Total nitrogen extractability decreased linearly with age.
Observation Protein nitrogen extractability decreased linearly with age.
Observation Extractable leaf protein yield showed a quadratic response with age.
Observation Extracted leaf proteins contained 61.9–85.3% protein.
Observation Extracted leaf proteins contained 4.6–12.8% fat.
Observation Extracted leaf proteins contained 0.2–4.6% ash.
Observation Extracted leaf proteins contained 0.5–2.7% crude fibre.
Observation Extracted leaf proteins contained 34.2–43.7 mg 100 g −1 β‐carotene.
Observation Deproteinised juice was suitable as a microbial growth medium.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Simulated sprayer tank residues of herbicides used in cereal crops caused yield losses in the special crops tested.

Taxon: special cropse2
Treatment: simulated residues of herbicides used in cereal cropse2
Outcome: Yields lossese2
Direction: decreaseinferrede2
Value: 0 to 92%e3
Qualifier: depending on the herbicide combination, rate applied and crop testede3

Not reportedComparator

Verbatim

e2
“Yields losses occurred in all three special crops from the simulated residues of herbicides used in cereal crops”
✓ located verbatim in the source · abstract, characters 615–727

e3
“losses ranged from 0 to 92% depending on the herbicide combination, rate applied and crop tested”
✓ located verbatim in the source · abstract, characters 728–824

Title

Herbicide injury in special crops from sprayer tank residues

D. A. Derksen 1987

Other claims from this paper (3)

Intervention effect Grassy weed herbicides enhanced the effect of 2,4-D, MCPA and dicamba in sunflowers.
Intervention effect Grassy weed herbicides enhanced the effect of clopyralid in lentils.
Intervention effect In mustard, chlorsulfuron alone had an effect equal to that of the grassy weed herbicide mixtures.

Associationobservedoriginal resultmeasured

Claim · model-written summary

Dry matter, crude fibre and nitrogen-free extract increased with maturity.

Taxon: Sorghum bicolorSorghum bicolort0
Organ / stage: maturitye0
Outcome: DM, CF and NFEe0
Direction: increasee0

Verbatim

e0
“There was an increase in DM, CF and NFE and decrease in CP, EE and total ash content with maturity.”
✓ located verbatim in the source · abstract, characters 710–809

t0
“Sorghum bicolor”
✓ located verbatim in the source · title, characters 74–89

Title

Yield, Chemical Composition and Nutritive Value of Improved Ramkel Jowar (Sorghum bicolor) at Different Stages of Maturity

A.S. Gampawar; D.N. Bhaiswar Indian Journal of Animal Nutrition 1985

Other claims from this paper (5)

Intervention effect Green yield at the milky stage was 553.13 q versus 396.88 q at boot.
Observation Dry matter yield at the milky stage was 179.20 q per hectare.
Association Crude protein, ether extract and ash decreased with maturity.
Association Digestibility coefficients and digestible nutrients declined with maturity.
Observation Nitrogen balances at later maturity stages were positive.

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Stalk lodging declined 3.5%/cycle in BS10×B37.

Taxon: maizeZea mayse0
Material: BS10×B37e1
Outcome: stalk lodginge1
Direction: decreaseinferrede1
Value: -3.5%/cyclee1

Verbatim

e0
“maize (Zea mays L.)”
✓ located verbatim in the source · abstract, characters 71–90

e1
“Linear response for stalk lodging for BS1O, BS10×RSSSC and BS10×B37 were: -9.0, -5.4 and -3.5%/cycle, respectively”
✓ located verbatim in the source · abstract, characters 1452–1566

Title

Response of Two Maize Populations to Reciprocal Recurrent Selection in a High-yield Environment

H. S. Lu; R. J. Lambert Zhōnghuá nóngyè yánjiū 1988. doi:10.29951/jarc.198812.0003

Other claims from this paper (15)

Observation Selection response was consistent among environments.
Observation Grain yield gained 0.95 Mg/ha/cycle in BS10.
Observation Grain yield gained 0.69 Mg/ha/cycle in RSSSC.
Observation Grain yield gained 0.65 Mg/ha/cycle in BS10×RSSSC.
Observation Grain yield gained 0.65 Mg/ha/cycle in BS10×B37.
Observation Grain yield gained 0.24 Mg/ha/cycle in RSSSC×B79.
Observation Stalk lodging declined 9.0%/cycle in BS1O.
Observation Stalk lodging declined 5.4%/cycle in BS10×RSSSC.
Observation All population categories showed significantly increased penetrometer readings.
Observation Plant and ear height increased in RSSSC, BS10×RSSSC and RSSSC×B79.
Observation BS10 increased in 300-kernel weight and kernel number per ear.
Observation BS10 decreased in ear number per 100 plants.
Observation RSSSC increased in 300-kernel weight.
Observation Grain moisture rose slightly in BS10 and BS10×B37 after three selection cycles.
Observation Selection improved multiple leaf disease and stalk-rot resistance.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

With increasing insecticide dose, chilli percent of pollen sterility showed increase.

Taxon: chillit0
Treatment: each insecticidee0
Outcome: percent of pollen sterilitye0
Direction: increasee0

Verbatim

e0
“Within each insecticide the decrease in germination and survival and increase in percent of anbormal meiotic cells and percent of pollen sterility followed an increasing trend.”
✓ located verbatim in the source · abstract, characters 669–845

t0
“chilli (Capsicum annuum L.)”
✓ located verbatim in the source · title, characters 162–189

Title

Cytogenetic effects of agricultural chemicals I. Effects of insecticides "BHC and nuvacron" on chromosomal mechanism in relation to yield and yield components in chilli (Capsicum annuum L.).

S. Srihari Reddy; G. Madhusudana Rao CYTOLOGIA 1981. doi:10.1508/cytologia.46.699

Other claims from this paper (16)

Intervention effect BHC adversely affected chilli germination and survival.
Intervention effect Nuvacron adversely affected chilli germination and survival.
Intervention effect Nuvacron injured chilli germination and survival more than BHC.
Intervention effect BHC produced abnormalities in dividing chilli PMCs.
Intervention effect Nuvacron produced abnormalities in dividing chilli PMCs.
Intervention effect Nuvacron caused a higher frequency of chilli PMC abnormalities than BHC.
Observation Chilli pollen sterility nine days after BHC spray was low.
Observation Chilli pollen sterility nine days after Nuvacron spray was high.
Association With increasing insecticide dose, chilli germination and survival showed decrease.
Association With increasing insecticide dose, chilli percent of anbormal meiotic cells showed increase.
Intervention effect Chilli yield under BHC treatments was uneffected.
Intervention effect Chilli yield under normal concentration (0.04%) of Nuvacron was increased.
Intervention effect Chilli yield under highest concentration (0.12%) was decreased.
Intervention effect Chilli yield under Nuvacron 0.08 percent was on par.
Recommendation The authors recommended 0.04 percent Nuvacron for pest control and increased chilli yield.
Recommendation The authors advised against doses above the recommendation because of chromosomal abnormalities and yield reduction.

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“yield decrease”

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