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“yield decrease”

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plus 6 earlier · 1930s

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Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Conservation soil tillage maintained yield at the level of classic tillage and sowing.

Taxon: WINTER WHEATTriticum aestivumt0
Treatment: conservation soil tillagee0
Outcome: yielde0
Direction: same levele0
Comparator: classic soil tillage and sowing technologiese0

Verbatim

e0
“Direct sowing and conservation soil tillage gave a decrease o f grain cost and provide the same level o f yield achieved with classic soil tillage and sowing technologies”
✓ located verbatim in the source · abstract, characters 470–640

t0
“WINTER WHEAT”
✓ located verbatim in the source · title, characters 51–63

Title

EFFECTS OF SOIL TILLAGE AND SOWING TECHNOLOGIES ON WINTER WHEAT

Dainis Lapiņš; Andris Bērziņš; Zinta Gaile; et al. Environment Technology Resources Proceedings of the International Scientific and Practical Conference 2001. doi:10.17770/etr2001vol1.1937

Other claims from this paper (5)

Intervention effect Soil pacomat increased winter wheat yield.
Intervention effect Local mineral fertilizing increased winter wheat yield.
Intervention effect Direct sowing decreased grain cost.
Intervention effect Conservation soil tillage decreased grain cost.
Intervention effect Direct sowing maintained yield at the level of classic tillage and sowing.

Associationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Seed yield did not increase significantly after the third foliar feeding.

Taxon: sunflowerHelianthus annuuse1
Treatment: third foliar feedinge2
Outcome: yielde2
Direction: did not increasee2

Verbatim

e1
“crops high oil sunflower hybrid Aurora AM”
✓ located verbatim in the source · abstract, characters 405–446

e2
“This trend is associated with a decrease in the oil content in the seeds after the third foliar feeding, while the yield did not increase significantly”
✓ located verbatim in the source · abstract, characters 2429–2580

Title

THE YIELD AND QUALITY OF SUNFLOWER SEEDS DEPEND ON THE PRE-SOWING TREATMENT OF THE SEEDS AND EXTRA-ROOT NUTRIENTS

Artur Rozhkov; Oleksandr Kalinov The Scientific and Technical Bulletin of the Institute of Animal Science NAAS of Ukraine 2024. doi:10.32900/2312-8402-2024-131-187-201

Other claims from this paper (18)

Intervention effect Pre-sowing seed treatment had a significant positive effect on sunflower yield.
Intervention effect The mixture pre-sowing treatment gave the highest sunflower seed yield, 2.66 tons/hectare.
Intervention effect The mixture pre-sowing treatment raised sunflower seed yield by 0.3 tons/hectare (12.7 %) over the control version.
Observation Sunflower seed yield of the mixture pre-sowing variant was 2.37 and 2.94 tons/hectare in 2022 and 2023.
Intervention effect In 2022 and 2023 the mixture pre-sowing variant yielded 0.27 and 0.32 tons/hectare more than the NIR05 control.
Intervention effect Optimized pre-sowing seed treatment and foliar fertilization increased two-year average sunflower seed yield by 0.45 tons/hectare or almost 20.0%.
Recommendation The authors recommend more attention to pre-sowing seed treatment and foliar feeding for sunflower.
Intervention effect The largest oil collection, 1,417 tons/hectare on a two-year average, came from the pre-sowing mixture with two foliar fertilizings.
Intervention effect Compared with the control, oil collection from 1 hectare increased by 0.271 tons/hectare or almost 24.0% with the two-foliar-fertilizing variant.
Intervention effect Three foliar top dressings gave lower sunflower oil collection than two top dressings.
Association Oil content in sunflower seeds decreased after the third foliar feeding.
Intervention effect The all-drug pre-sowing mixture gave the highest sunflower seed yield.
Intervention effect The all-drug pre-sowing mixture gave the highest oil content in sunflower seeds.
Intervention effect The all-drug pre-sowing variant increased oil yield from 1 hectare by 16.2% over the control.
Intervention effect The all-drug pre-sowing variant increased sunflower seed yield by 12.7% on average over the years and foliar fertilization.
Association Weather conditions changed sunflower seed yield by a range of 24.0% across the two years.
Association Weather conditions changed oil yield from 1 hectare by 19, 7% across the two years.
Mechanism The smaller weather effect on oil collection is associated with the lower oil content of the seeds in 2023.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Adding pinching scarcely influenced seed yield in Kosa-mame.

Taxon: SOYBEANSGlycine maxt0
Material: Kosa-mamee1
Treatment: added pinchinge0
Outcome: yield of seedse0
Direction: scarcely gave any influencee0
Comparator: shadinge1

Verbatim

e0
“the added pinching scarcely gave any influence upon the yield of seeds”
✓ located verbatim in the source · abstract, characters 1107–1177

e1
“In variety Kosa-mame, the effect of shading appeared in the slight decrease of seed yield and the added pinching scarcely gave any influence upon the yield of seeds.”
✓ located verbatim in the source · abstract, characters 1013–1178

t0
“SOYBEANS”
✓ located verbatim in the source · title, characters 41–49

Title

ON THE EFFECTS OF SHADING AND PINCHIG IN SOYBEANS.(Preliminary report)

T. NAGATA Japanese Journal of Crop Science 1952. doi:10.1626/jcs.20.335

Other claims from this paper (9)

Intervention effect Shading greatly elongated soybean stems.
Intervention effect Shading restrained soybean branching.
Intervention effect Pinching shaded soybean plants lessened the unfavorable growth effects of shading.
Intervention effect Shading elongated stems in Akazaya-shirodaizu.
Intervention effect Shading restrained branching in Akazaya-shirodaizu.
Intervention effect Shading decreased seed yield in Akazaya-shirodaizu.
Intervention effect Adding pinching checked the unfavorable effects of shading in Akazaya-shirodaizu.
Intervention effect Adding pinching remarkably increased seed yield in Akazaya-shirodaizu.
Intervention effect Shading slightly decreased seed yield in Kosa-mame.

Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

OsThi9 overexpression did not negatively impair rice crop yield or essential elements.

Taxon: rice plantsOryza sativae4
Outcome: crop yield and essential elementse5

Verbatim

e4
“in rice plants grown in Cd-contaminated soils, OsThi9 overexpression significantly reduced Cd accumulation in brown rice (decrease of ≥ 51.8%)”
✓ located verbatim in the source · abstract, characters 742–884

e5
“without negatively impairing the crop yield and essential elements”
✓ located verbatim in the source · abstract, characters 885–951

Title

Plant Defensin-Dissimilar Thionin OsThi9 Alleviates Cadmium Toxicity in Rice Plants and Reduces Cadmium Accumulation in Rice Grains

Xiulian Liu; Xiaomei Gong; Danman Zhou; et al. Journal of Agricultural and Food Chemistry 2023. doi:10.1021/acs.jafc.3c01032

Other claims from this paper (7)

Intervention effect OsThi9 was significantly upregulated in rice in response to cadmium exposure.
Observation OsThi9 localizes to the cell wall and binds cadmium.
Association Cell-wall-localized OsThi9 helps to increase cadmium tolerance in rice.
Intervention effect OsThi9 overexpression increased cell wall Cd binding in Cd-exposed rice plants.
Intervention effect OsThi9 overexpression decreased upward Cd translocation and Cd accumulation in shoots and straw.
Intervention effect OsThi9 knockout had inverse effects on cadmium binding, translocation and accumulation in rice.
Intervention effect OsThi9 overexpression reduced Cd accumulation in brown rice by a decrease of at least 51.8% in Cd-contaminated soils.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Decreasing N fertilization by about 20% did not decrease maize crop productivity.

Taxon: maizeZea mayse0
Treatment: decreasing N fertilization of about 20%e1
Outcome: crop productivitye2
Direction: without decreasinge2

Not reportedComparator

Verbatim

e0
“A field campaign was carried out to measure the effect of reducing irrigation level (drip irrigation, rainfed) and N fertilizer rate (170 kg N ha -1 , 130 kg N ha -1 , 0 kg N ha -1 ) on GHG emissions from soil and on crop yield on maize cultivated in Tuscany region (Italy)”
✓ located verbatim in the source · abstract, characters 684–957

e1
“decreasing N fertilization of about 20% reduced cumulative”
✓ located verbatim in the source · abstract, characters 988–1046

e2
“emissions (on average -42%) without decreasing the crop productivity”
✓ located verbatim in the source · abstract, characters 1154–1222

Title

Monitoring of greenhouse gases from soil during two cropping seasons of maize in a Mediterranean environment

Iride Volpi; Giorgio Ragaglini; Enrico Bonari; et al. 2019 IEEE International Workshop on Metrology for Agriculture and Forestry (MetroAgriFor) 2019. doi:10.1109/metroagrifor.2019.8909268

Other claims from this paper (2)

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Potassium application had no significant yield effect in the other year or at the other location.

Taxon: SoybeanGlycine maxt0
Treatment: Potassium applicatione1
Outcome: yielde1
Qualifier: the other year or at the other locatione0

Not reportedComparatorDirection

Verbatim

e0
“had no significant effect in the other year or at the other location”
✓ located verbatim in the source · abstract, characters 403–471

e1
“Potassium application was related to a decrease in yield in one year at one location”
✓ located verbatim in the source · abstract, characters 314–398

t0
“Soybean (Glycine max (L.) Merr.)”
✓ located verbatim in the source · title, characters 0–32

Title

Soybean (Glycine max (L.) Merr.) yield and disease incidence with potassium fertilization

L. V. Svec; A. K. Andrews; H. W. Crittenden Communications in Soil Science and Plant Analysis 1976. doi:10.1080/00103627609366682

Other claims from this paper (7)

Association Potassium application decreased soybean yield in one year at one location.
Association Cultivars differed in yield over two years.
Observation Kent, Cutler 71 and York had the most consistent yield.
Intervention effect Potassium application did not affect pathogen incidence.
Association Gray-moldy and purple-stain were highest in short season cultivars.
Association Gray-moldy and purple-stain were higher at Georgetown than Newark.
Recommendation The authors recommend disease-resistant soybean cultivars and adequate soil potassium to reduce disease.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

2-aminobutane did not decrease infection of stem bases or tubers by Helminthosporium solani

Taxon: PotatoSolanum tuberosume0
Treatment: 2‐aminobutanee6
Interactor: H. solaniHelminthosporium solanie6pathogen
Outcome: neither of stem bases nor of tuberse6
Direction: no_changeinferrede6

Not reportedComparator

Verbatim

e6
“2‐aminobutane sometimes decreased infection of tubers by P. pustulans and R. solani but neither of stem bases nor of tubers by H. solani”
✓ located verbatim in the source · abstract, characters 1108–1244

e0
“Potato seed tubers of six cultivars from commercial stocks and from stocks derived from stem cuttings (healthier seed) were fumigated with 2‐aminobutane 2 wk after lifting or treated with benomyl or thiabendazole in January”
✓ located verbatim in the source · abstract, characters 8–231

Title

Effects of treating seed potatoes from commercial and stem cutting stocks with benomyl, thiabendazole and 2‐aminobutane on yield and disease

G. A. HIDE; F. BELL Annals of Applied Biology 1980. doi:10.1111/j.1744-7348.1980.tb03912.x

Other claims from this paper (13)

Association Healthier seed produced more stems per plant than commercial stocks
Association Healthier seed yielded on average 8% more than commercial stocks at Rothamsted
Association Healthier seed yielded 5 and 10% more than commercial stocks at Woburn
Intervention effect Seed treatments did not consistently affect potato stem numbers or yield
Intervention effect All seed treatments tended to decrease potato tuber size
Association Infection of stem bases and tubers by Polyscytalum pustulans and Rhizoctonia solani was usually less from healthier seed than from commercial seed
Intervention effect Benomyl and thiabendazole decreased infection of stem bases and tubers by Polyscytalum pustulans and Rhizoctonia solani in 1973 and 1974
Association Infection of tuber eye skin by Helminthosporium solani was greater from healthier seed than from commercial seed
Intervention effect Benomyl and thiabendazole decreased infection of tuber eye skin by Helminthosporium solani
Intervention effect 2-aminobutane sometimes decreased infection of tubers by Polyscytalum pustulans and Rhizoctonia solani
Intervention effect Gangrene on uniformly wounded tubers was not consistently affected by seed source or seed treatment
Intervention effect Benomyl or thiabendazole seed treatment in 1975 decreased skin spot and black scurf in tubers stored until March 1976
Intervention effect Benomyl or thiabendazole seed treatment decreased silver scurf on the produce of commercial seed at Rothamsted

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

GA3 treatment was not effective in reducing fruit amount in the on year.

Taxon: oliveOlea europaeae1
Treatment: $GA_3$ treatmente4
Outcome: decrease of fruit amounte4
Direction: no_changeinferrede4

Not reportedComparator

Verbatim

e1
“100 ppm gibberellic acid ($GA_3$ ) was applied to Memecik olive trees”
✓ located verbatim in the source · abstract, characters 20–89

e4
“While $GA_3$ treatment was not very effective on the decrease of fruit amount in the ‘on’ year, it increased fruit amount in the ‘off ’ year”
✓ located verbatim in the source · abstract, characters 481–621

Title

The effects of GA3 treatment on yield, carbohydrate, and endogenous hormone changes in Memecik olive cultivar

SALİH ÜLGER; SABRİYE ATMACA; SARA DEMİRAL TURKISH JOURNAL OF AGRICULTURE AND FORESTRY 2018. doi:10.3906/tar-1705-76

Other claims from this paper (8)

Intervention effect GA3 on-year yield was 17.33 kg/tree versus 19.33 kg/tree in controls.
Intervention effect GA3 off-year yield was 7.17 kg/tree versus 4.00 kg/tree in controls.
Intervention effect GA3 treatment increased fruit amount in the off year.
Intervention effect GA3 treatment did not significantly affect total reducing sugar amount in olive.
Observation Total reducing sugar amount was determined at the 4% level in both years.
Observation Glucose content was higher than sucrose and fructose in all plant organs and during flower bud formation in olive.
Intervention effect GA3 treatment increased abscisic acid, GA3 and indole-3-acetic acid levels in olive organs and flower bud formation periods.
Intervention effect GA3 treatment increased zeatin levels in olive organs and flower bud formation periods.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Ramie shoot biomass did not significantly decline at soil Cd up to 20 mg/kg versus control.

Taxon: ramieBoehmeria niveae0
Treatment: soil Cd (≤ 20 mg/kg) contaminatione0
Outcome: shoot biomasse0
Direction: no significant decreasee0
Comparator: control conditionse0

Verbatim

e0
“ramie has a certain extent of tolerance to soil Cd (≤ 20 mg/kg) contamination with no significant decrease in shoot biomass and fibre yield relative to control conditions”
✓ located verbatim in the source · abstract, characters 203–373

Title

Accumulation and subcellular distribution of cadmium in ramie (Boehmeria nivea L. Gaud.) planted on elevated soil cadmium contents

Q.H. Zhu; D.Y. Huang; S.L. Liu; et al. Plant Soil and Environment 2013. doi:10.17221/439/2012-pse

Other claims from this paper (9)

Intervention effect Ramie fibre yield did not significantly decline at soil Cd up to 20 mg/kg versus control.
Observation Ramie did not hyperaccumulate Cd.
Observation Ramie accumulated approximately 0.19 to 1.09 kg/ha Cd annually in aboveground parts.
Observation Cd retention ranked roots above stems above leaves.
Observation Cell walls bound 80% of total Cd in ramie roots and stems.
Observation The leaf cell wall fraction stored around 60% of Cd.
Observation The soluble fraction of ramie leaves stored 24.1-25.5% of Cd.
Mechanism Authors attributed ramie Cd adaptation to storage in cell walls.
Recommendation Authors suggested ramie for phytoremediation of Cd-contaminated farmland.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Fumigation did not show evidence of reducing initial SCN density.

Taxon: SoybeanGlycine maxe1
Treatment: fumigatione0
Interactor: soybean cyst nematode (SCN; Heterodera glycines Ichinohe)Heterodera glycinese1pathogen
Outcome: Pie0
Direction: no evidence of a decreasee0

Not reportedComparator

Verbatim

e0
“Under the conditions of this experiment, there was no evidence of a decrease in Pi caused by fumigation.”
✓ located verbatim in the source · abstract, characters 694–798

e1
“Soybean [ Glycine max (L.) Merr.] yield is often limited by root‐infecting pathogens, mainly soybean cyst nematode (SCN; Heterodera glycines Ichinohe).”
✓ located verbatim in the source · abstract, characters 9–160

Title

Root Characteristics of Two Soybean Cultivars Grown in Fumigated Fields in Iowa

Adriana Murillo‐Williams; Tom C. Kaspar; Palle Pedersen Crop Science 2010. doi:10.2135/cropsci2009.09.0511

Other claims from this paper (9)

Association Fumigation was associated with increased final SCN population.
Association Fumigation was associated with a 560 kg ha −1 yield reduction in NK‐S25J5 at De Witt.
Association Fumigation was associated with increased root length density at 42 DAE.
Association Fumigation was associated with increased root surface area at 42 DAE.
Observation Highest yield occurred at Whiting, where NK‐S25J5 had greatest Pf/Pi.
Observation IA2068 averaged 4745 kg ha −1 yield.
Observation NK‐S25J5 averaged 3665 kg ha −1 yield.
Mechanism Authors infer greater RLD may reflect microbial changes including SCN.
Association SCN stress was associated with reduced yield in the susceptible cultivar.

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“yield decrease”

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