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“yield decrease”

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plus 6 earlier · 1930s–1940s

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Observationobservedoriginal resultpositiveprojected

Claim · model-written summary

Future drought losses around flowering decrease to about 9% of water-limited yield.

Taxon: winter wheatTriticum aestivumt0
Organ / stage: floweringe0
Outcome: losses from droughte0
Direction: decreasee0
Value: about 9% of water limited yielde0

Verbatim

e0
“losses from drought around flowering will decrease and account for about 9% of water limited yield”
✓ located verbatim in the source · abstract, characters 380–478

t0
“winter wheat”
✓ located verbatim in the source · title, characters 35–47

Title

Local impacts of climate change on winter wheat in Great Britain

Thibaut Putelat; Andrew P. Whitmore; Nimai Senapati; et al. Royal Society Open Science 2021. doi:10.1098/rsos.201669

Other claims from this paper (5)

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Heavy fertilization prevented a marked vegetable yield decrease in raw subsoil.

Taxon: vegetable cropse0
Treatment: heavily fertilizede0
Outcome: yieldse0
Direction: did not decrease remarkablye0

Not reportedComparator

Verbatim

e0
“the yields of vegetable crops did not decrease remarkably in the raw subsoil when it was heavily fertilized”
✓ located verbatim in the source · abstract, characters 1503–1610

Title

The effect of deep plowing on growth and yield of vegetable crops

H. OHTA; T. KODAMA; K. WATANABE Journal of the Japanese Society for Horticultural Science 1962. doi:10.2503/jjshs.31.315

Other claims from this paper (11)

Intervention effect Deep plowing favored growth and yield of most vegetable crops.
Intervention effect Heavy fertilizer application made deep plowing more effective.
Intervention effect Raw subsoil was unfavorable to cereal and forage crop growth and yield.
Observation Most heavily fertilized vegetable crops were relatively insensitive to subsoil inhibition.
Intervention effect Frost-exposed, heavily fertilized subsoil supported excellent vegetable growth and yield.
Intervention effect Poor subsoil inhibited growth of most vegetables in pots.
Intervention effect Fertile subsoil with heavy fertilizer supported vigorous growth of most vegetables in pots.
Intervention effect Some crops grew better in subsoil than topsoil with the same fertilizer amount.
Association High yielding crops under deep plowing were less affected by poor subsoil nutrition.
Association Sensitivity to aluminum toxicity and nutrient deficiency was suggested to relate to subsoil adaptation.
Mechanism Good soil aeration after deep plowing was linked to root development and active nutrient uptake.

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Super rice had more yield increase or less decrease under AWD than check rice.

Taxon: super ricee0
Outcome: more increase or less decreasee0
Direction: more increase or less decreasee0
Comparator: check ricee0

Verbatim

e0
“with more increase or less decrease for super rice than for check rice”
✓ located verbatim in the source · abstract, characters 1102–1172

Title

Grain yield and water use efficiency of super rice under soil water deficit and alternate wetting and drying irrigation

Qun ZHOU; Cheng-xin JU; Zhi-qin WANG; et al. Journal of Integrative Agriculture 2017. doi:10.1016/s2095-3119(16)61506-x

Other claims from this paper (15)

Intervention effect Moderate water deficit significantly decreased rice grain yield versus well watered conditions.
Intervention effect Severe water deficit significantly decreased rice grain yield versus well watered conditions.
Observation Yield reduction under water deficit was smaller for super rice than check rice.
Observation Super rice had more productive tillers than check rice, especially under water deficit.
Observation Super rice had deeper root distribution than check rice.
Observation Super rice had higher root oxidation activity than check rice.
Observation Super rice had greater aboveground biomass at mid and late growth stages.
Intervention effect AWMD increased rice grain yield compared with conventional irrigation.
Intervention effect AWSD decreased rice grain yield compared with conventional irrigation.
Intervention effect MWD significantly increased rice WUE compared with WW.
Intervention effect SWD significantly increased rice WUE compared with WW.
Intervention effect AWMD significantly increased rice WUE compared with CI.
Intervention effect AWSD significantly increased rice WUE compared with CI.
Observation Super rice had a larger WUE increase than check rice.
Recommendation The authors recommend moderate AWD irrigation to increase grain yield and WUE in super rice.

Intervention effecthypothesisoriginal resultpositivemeasured

Claim · model-written summary

Additive dry matter gain from setaria could compensate the yield decrease in DL napiergrass caused by weed competition.

Taxon: DL napiergrasse3
Treatment: setariae3
Outcome: yield decreasee3
Direction: compensatee3
Qualifier: coulde3

Not reportedComparator

Verbatim

e3
“additive DM gain from setaria could compensate the yield decrease in DL napiergrass and reduce herbicide cost”
✓ located verbatim in the source · abstract, characters 1026–1135

Title

Effect of weed control management on herbage yield and quality in the established dwarf napiergrass (Pennisetum purpureum Schumach).

Renny Fatmyah Utamy; Yasuyuki Ishii; Sachiko Idota; et al. 2013

Other claims from this paper (6)

Intervention effect Weed control practices had a significant positive effect on plant height, tiller density and percentage of leaf blade in DL napiergrass compared with no-weeding.
Intervention effect Weed control practices had a significant positive effect on leaf area index in DL napiergrass compared with no-weeding.
Intervention effect Paper-mulching gave the highest herbage yields in both trials.
Intervention effect Setaria sowing partially mitigated weed damage on growth of DL napiergrass.
Intervention effect Setaria could reduce herbicide cost in DL napiergrass.
Intervention effect Neither IVDMD nor CP content of DL napiergrass was affected by any weed control in either trial.

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The biomass yield rate decrease was smaller in S1 than ATP.

Taxon: mulberryt0
Material: S1e0
Outcome: decrease in biomass yield ratee0
Direction: relatively lesse0
Comparator: ATPe0

Verbatim

e0
“Per cent of decrease in biomass yield rate and CMS was relatively less in S1 than in ATP”
✓ located verbatim in the source · abstract, characters 421–509

t0
“mulberry (Morus alba L.)”
✓ located verbatim in the source · title, characters 37–61

Title

Stress responses in two genotypes of mulberry (Morus alba L.) under NaCl salinity.

S G Kumar; K V Madhusudhan; N Sreenivasulu; et al. PubMed 2000

Other claims from this paper (9)

Intervention effect Biomass yield rates decreased significantly in both genotypes under salt stress.
Intervention effect Cell membrane stability decreased significantly in both genotypes under salt stress.
Observation The CMS decrease was smaller in S1 than ATP.
Intervention effect Salt stress increased proline accumulation sixfold in S1.
Intervention effect Salt stress increased proline accumulation fourfold in ATP.
Intervention effect Glycine betaine content increased significantly in stressed plants.
Observation The percent increase in glycine betaine was greater in S1 than ATP.
Observation MDA-indicated lipid peroxidation was greater in ATP than S1.
Observation S1 was judged more salt tolerant than ATP.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nongda 108 maize yield did not decrease under recommended nicosulfuron.

Taxon: maizeZea mayse0
Material: Nongda 108e0
Treatment: nicosulfuront0
Outcome: yielde0
Direction: did not decreasee0

Not reportedComparator

Verbatim

e0
“the yield of the sensitive maize variety (Ditian 8) decreased by 37.09%, whereas that of the resistant maize variety (Nongda 108) did not decrease”
✓ located verbatim in the source · abstract, characters 1024–1170

t0
“nicosulfuron”
✓ located verbatim in the source · title, characters 81–93

Title

Distinctive physiological and molecular responses of foxtail millet and maize to nicosulfuron

Boyu Lu; Ru Meng; Yiru Wang; et al. Frontiers in Plant Science 2024. doi:10.3389/fpls.2023.1308584

Other claims from this paper (10)

Intervention effect Recommended nicosulfuron prevented harvest of Zhangzagu 10 and Jingu 21.
Intervention effect Recommended nicosulfuron reduced Ditian 8 maize yield by 37.09%.
Intervention effect Nicosulfuron stress increased CYP450 activity in foxtail millet and maize.
Intervention effect Nicosulfuron stress increased MDA content in foxtail millet and maize.
Intervention effect Nicosulfuron stress increased antioxidant enzyme activity in foxtail millet and maize.
Intervention effect Nicosulfuron reduced ALS activity in foxtail millet and Ditian 8.
Intervention effect Nicosulfuron reduced ALS gene expression in foxtail millet and Ditian 8.
Intervention effect Nicosulfuron reduced GST activity in foxtail millet.
Intervention effect Nicosulfuron reduced GST gene expression in foxtail millet.
Mechanism The authors identify ALS and GST as principal factors in metabolic differences among foxtail millet and maize varieties.

Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Eight alleles favored yield increase and ASI decrease together.

Taxon: maizeZea mayst0
Gene: Eight allelese0
Outcome: yielde0
Direction: increasee0
Value: Eight allelese0

Verbatim

e0
“Eight alleles were selected for their favourable concurrent effect on yield increase and ASI decrease.”
✓ located verbatim in the source · abstract, characters 1204–1306

t0
“maize inbred lines”
✓ located verbatim in the source · title, characters 38–56

Title

Agronomic and molecular evaluation of maize inbred lines for drought tolerance

Sanja Mikić; Miroslav Zorić; Dušan Stanisavljević; et al. Spanish Journal of Agricultural Research 2016. doi:10.5424/sjar/2016144-9116

Other claims from this paper (8)

Observation High-performing drought-tolerant inbreds formed short- and long-ASI groups.
Association The long-ASI group performed better in more drought-affected environments.
Observation Three selected inbreds had above-average yield and small ASI across environments.
Association ASI and grain yield were significantly correlated with three microsatellites.
Association The selected alleles also favored ASI decrease.
Association Markers explained 5.7% to 22.4% of ASI variation across environments.
Association Markers explained 4.6% to 8.1% of yield variation across environments.
Method / resource Partial least squares interactions analysis identified alleles with strong genotype-specific effects and interactions.

Observationobservedoriginal resultpositivesimulated

Claim · model-written summary

The smallest maize yield decrease occurred with late January to February sowings.

Taxon: MAIZEZea mayst0
Treatment: late sowings between January and Februarye0
Outcome: smalleste0
Direction: smalleste0

Verbatim

e0
“the smallest in the late sowings between January and February”
✓ located verbatim in the source · abstract, characters 824–885

t0
“WATER DEFICIENCY ON THE MAIZE GRAIN YIELD DECREASE IN THE CATARINENSE FAR WEST”
✓ located verbatim in the source · title, characters 0–78

Title

WATER DEFICIENCY ON THE MAIZE GRAIN YIELD DECREASE IN THE CATARINENSE FAR WEST

CLÍSTENES ANTÔNIO GUADAGNIN; EDGAR RICARDO SCHOFFEL; HELVIO DEBLI CASALINHO; et al. Revista Brasileira de Milho e Sorgo 2017. doi:10.18512/1980-6477/rbms.v16n1p61-71

Other claims from this paper (6)

Observation The Isareg model estimated average maize grain yield decrease of 25.1%.
Observation The largest maize yield decrease occurred with early August sowing.
Observation Yield decrease varied by up to 3.9% among maturation cycles.
Method / resource Isareg was judged appropriate for estimating grain yield decrease.
Method / resource Isareg overestimated yield decrease when relative evapotranspiration exceeded 0.8.
Observation A 40% grain yield decrease had a 10.5% occurrence probability.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Cowpea intercropping limited the weed-related maize yield decrease to 16%.

Taxon: maizeZea mayst0
Treatment: intercropping with cowpeae0
Interactor: cowpeaVigna unguiculatae0other
Outcome: 16% decreasee0
Direction: reducede0
Value: 16%e0

Not reportedComparator

Verbatim

e0
“intercropping with cowpea reduced this to only a 16% decrease”
✓ located verbatim in the source · abstract, characters 970–1031

t0
“maize ( Zea mays )”
✓ located verbatim in the source · title, characters 73–91

Title

Effect of cowpea ( Vigna unguiculata ) intercropping on weed biomass and maize ( Zea mays ) yield

K Jamshidi; A R Yousefi; M Oveisi New Zealand Journal of Crop and Horticultural Science 2013. doi:10.1080/01140671.2013.807853

Other claims from this paper (9)

Intervention effect Increasing maize density reduced weed biomass by 21.5%.
Intervention effect Cowpea mulch reduced weed biomass by up to 45.5% at the lower maize density.
Intervention effect Cowpea mulch reduced weed biomass by 39.6% at the higher maize density.
Intervention effect Higher maize density raised weed-free grain yield from 8.92 to 9.40 t/ha.
Intervention effect Cowpea increased maize yield by about 4.2% under weed-free conditions.
Intervention effect Weed infestation decreased maize grain yield by up to 32%.
Intervention effect Sowing date did not affect weed-free maize grain yield.
Intervention effect Under weed infestation, maize yield was greater on the second sowing date.
Recommendation The authors recommend dense maize planting simultaneous with cowpea intercropping for weed suppression.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Mycorrhizal fungi compensated grain yield decrease by 29%.

Taxon: SunflowerHelianthus annuust0
Treatment: applying mycorrhizal fungie0
Interactor: mycorrhizal fungie0symbiont
Outcome: grain yield decreasee0
Direction: compensatede0
Value: 29%e0

Not reportedComparator

Verbatim

e0
“Results showed that seed yield reduced the by 42% under weedy conditions and applying mycorrhizal fungi compensated the grain yield decrease by 29%.”
✓ located verbatim in the source · abstract, characters 677–825

t0
“Sunflower”
✓ located verbatim in the source · title, characters 115–124

Title

Interaction Effect of Arbuscular Mycorrhiza and Redroot Pigweed (Amaranthus retroflexus L.) on Growth and Yield of Sunflower under Water Stress Conditions

Karami, Meysam; Kazemeini, Seyed Abdolreza; Zarei, Mehdi; et al. Journal of Crop production and processing 2020. doi:10.47176/jcpp.9.4.202711

Other claims from this paper (12)

Intervention effect Weeds reduced sunflower seed yield by 42%.
Intervention effect Weeds reduced seed yield reductions by 35.
Intervention effect Weeds reduced seed yield reductions by 52%.
Intervention effect Mycorrhizal fungi compensated grain yield loss by 4.
Intervention effect Mycorrhizal fungi compensated grain yield loss by 51%.
Intervention effect Weeds reduced oil yield by 57.
Intervention effect Weeds reduced biological yield by 36.
Intervention effect Weeds reduced harvest index by 25%.
Intervention effect Mycorrhizal fungi compensated oil yield by 63.
Intervention effect Mycorrhizal fungi compensated biological yield by 25.
Intervention effect Mycorrhizal fungi compensated harvest index by 20%.
Recommendation Mycorrhiza may improve sunflower growth and yield under water stress and weeds.

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“yield decrease”

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