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“yield decrease”

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Observationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Late-rice yield in the N and NP treatments decreased significantly over time.

Taxon: RiceOryza sativat0
Treatment: N and NPe0
Outcome: Late-rice yielde0
Direction: decreasee0

Not reportedComparator

Verbatim

t0
“Rice Field”
✓ located verbatim in the source · title, characters 54–64

e0
“Late-rice yield in treatments with N and NP significantly decrease (P0.05)”
✓ located verbatim in the source · abstract, characters 442–516

Title

Yield Trends and Reasons for Their Change in Red-soil Rice Field with Long-term Organic Matter Circling

Xie Xiao-li 2007

Other claims from this paper (8)

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Every non-ploughing tillage treatment significantly reduced corn grain yield relative to ploughing.

Taxon: cornZea mays subsp. mayse0
Treatment: all variants of soil tillagee0
Outcome: corn grain yielde0
Direction: decreasee0
Comparator: ploughinge0

Verbatim

e0
“For all variants of soil tillage, compared to ploughing, there was a significant decrease in corn grain yield.”
✓ located verbatim in the source · abstract, characters 1805–1915

Title

Influence of primary tillage on some soil fertility indicators and corn yield

Serhii Dolia; Mykola Shevchenko UKRAINIAN BLACK SEA REGION AGRARIAN SCIENCE 2024. doi:10.56407/bs.agrarian/2.2024.33

Other claims from this paper (7)

Observation Ploughing and moldboardless tillage left typical chernozem in almost the same condition.
Intervention effect Chisel tillage slightly increased arable soil density.
Intervention effect Discing slightly increased arable soil density.
Observation All tillage options yielded soil hardness of 13.3-15.1 kg/cm2 in the 0-20 cm layer.
Observation One-metre soil moisture reserves did not differ by tillage option.
Intervention effect Chisel tillage tended to lower soil moisture relative to ploughing.
Intervention effect Discing tended to lower soil moisture relative to ploughing.

Observationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

yield significantly decreased during harvest at each salinity level.

Taxon: TomatoSolanum lycopersicumt0
Organ / stage: harvest periode0
Outcome: yielde0
Direction: decreasee0
Qualifier: at each salinity levele0

Verbatim

e0
“There was a significant decrease in both yield and CCI during the harvest period at each salinity level.”
✓ located verbatim in the source · abstract, characters 1075–1179

t0
“Tomato Plants”
✓ located verbatim in the source · title, characters 77–90

Title

Effect of Irrigation Water Salinity on Physiological Parameters and Yield of Tomato Plants Across Phenological Stages

Cihan Karaca; Gulcin Ece Aslan; Ahmet Kurunc; et al. EARTH SCIENCES AND HUMAN CONSTRUCTIONS 2024. doi:10.37394/232024.2024.4.22

Other claims from this paper (3)

Intervention effect Salinity up to 7.5 dS m-1 did not significantly affect CCI before or after irrigation.
Association Phenological period significantly affected the measured physiological parameters.
Observation CCI significantly decreased during harvest at each salinity level.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Sunflower seed yield decreased as irrigation water decreased.

Taxon: SunflowerHelianthus annuust0
Treatment: decrease in applied irrigation watere0
Outcome: seed yielde0
Direction: decreasede0

Not reportedComparator

Verbatim

e0
“growth parameter (biomass and seed yield) decreased with a decrease in applied irrigation water”
✓ located verbatim in the source · abstract, characters 967–1062

e1
“The statistical analysis showed significant differences in seed yield among the treatments”
✓ located verbatim in the source · abstract, characters 1282–1372

t0
“Sunflower Yield”
✓ located verbatim in the source · title, characters 33–48

Title

Root-Zone Soil Water Balance and Sunflower Yield under Deficit Irrigated in Zambia

Elijah Phiri; Simon Zimba Open Journal of Soil Science 2018. doi:10.4236/ojss.2018.81005

Other claims from this paper (6)

Intervention effect Sunflower biomass decreased as irrigation water decreased.
Observation Sunflower seed yield ranged from 0.22 to 1.40 ton per hectare.
Intervention effect T4 produced the highest grain yield and T1 the lowest.
Intervention effect T1 and T2 did not differ significantly in seed yield.
Intervention effect At 65% and 100% ETc, biomass, stover and seed yield did not differ significantly.
Recommendation The authors recommend 65% ETc irrigation for sunflower in semi-arid regions.

Observationobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

A decrease in the fruit branch staggered coefficient α1 decreased the weight of leaves per unit seed cotton yield by 47.20% (P < 0.01).

Taxon: cottonGossypium hirsutumt0
Outcome: weight of leaves per unit seed cotton yielde1
Direction: decreasede1
Value: 47.20%e1
Qualifier: fruit branch staggered coefficient α1 decreasede1

Verbatim

t0
“cotton”
✓ located verbatim in the source · title, characters 113–119

e1
“fruit branch staggered coefficient α1 decreased the weight of leaves per unit seed cotton yield by 47.20% (P < 0.01)”
✓ located verbatim in the source · abstract, characters 2089–2205

Title

Optimizing canopy structure through equal row spacing and appropriate irrigation enhances machine-harvested seed cotton yield and quality

Fukui Gao; Lu Wang; Yucai Xie; et al. Industrial Crops and Products 2024. doi:10.1016/j.indcrop.2024.118799

Other claims from this paper (10)

Intervention effect Planting pattern M1 reduced harvest density by 39.81% (P < 0.01) compared with M2 in cotton.
Observation Light transmittance in the middle and upper part of the cotton canopy increased significantly by 21.90% from bud stage to flowering stage.
Observation Fruit branch length of cotton increased by 34.47% (P < 0.05).
Observation The number of bolls in the middle part of the cotton canopy increased by 17.12% (P < 0.01).
Observation The number of bolls in the upper part of the cotton canopy increased by 55.87% (P < 0.01).
Observation Single boll weight of cotton rose by 4.99% (P < 0.05).
Intervention effect Planting pattern had no significant effect on cotton yield or irrigation water use efficiency (IWUE).
Intervention effect Irrigation quota significantly affected cotton yield, primarily through single boll weight.
Intervention effect Irrigation quota had no significant effect on impurity content of cotton.
Recommendation The authors recommend an equal row spacing planting pattern with drip irrigation of 375–450 mm under film for machine-harvested cotton.

Observationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Three crosses showed a significant decrease in oil-content inbreeding depression.

Taxon: Linseedt0
Material: NP121 X RR 76, RL-28-1 X L-53 and AHUDEARA 170 X SJKO 05e0
Outcome: significant decreasee0
Direction: decreasee0

Verbatim

t0
“Linseed”
✓ located verbatim in the source · title, characters 91–98

e0
“Three crosses, NP121 X RR 76, RL-28-1 X L-53 and AHUDEARA 170 X SJKO 05. Showed significant decrease”
✓ located verbatim in the source · abstract, characters 1149–1249

Title

Heterosis and Inbreeding Depression for Seed Yield and Its Related Morphological Traits in Linseed (Linum usitatisimum L.)

P.C. Yadav; R.K. Yadav; Vish wanath; et al. International Journal of Current Microbiology and Applied Sciences 2018. doi:10.20546/ijcmas.2018.701.366

Other claims from this paper (10)

Observation Better-parent heterosis for seed yield traits ranged from 9.07 to 50.57 per cent.
Observation Three linseed crosses showed significant positive better-parent heterosis.
Observation Mid-parent heterosis ranged from 7.77 to 50.42 per cent.
Observation Three linseed crosses showed significant positive mid-parent heterosis.
Observation Inbreeding depression ranged from 14.78 to 53.37 per cent.
Observation Three linseed crosses showed a significant increase in inbreeding depression.
Observation Better-parent heterosis for oil content ranged from -12.91 to 11.18 percent.
Observation NPRR 402 X NP 8 was the only cross with significant positive oil-content heterosis.
Observation Oil-content inbreeding depression ranged from -0.92 to -9.10 per cent.
Observation Three crosses showed a significant increase in oil-content inbreeding depression.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Booting heat significantly decreased amylopectin content; grain-filling heat did not show that decrease.

Taxon: RiceOryza sativat0
Treatment: HT1e0
Outcome: amylopectin contente0
Direction: decreasee0
Comparator: HT2e0

Verbatim

t0
“High-Quality Hybrid Rice”
✓ located verbatim in the source · title, characters 100–124

e0
“Additionally, HT1 led to a significant decrease in amylopectin content, which was not observed under HT2.”
✓ located verbatim in the source · abstract, characters 1333–1438

Title

Comparative Effects of Heat Stress at Booting and Grain-Filling Stage on Yield and Grain Quality of High-Quality Hybrid Rice

Xinzhen Zhang; Qiuping Zhang; Juan Yang; et al. Foods 2023. doi:10.3390/foods12224093

Other claims from this paper (19)

Intervention effect Booting heat reduced spikelets per panicle by 16.1%.
Intervention effect Booting heat reduced seed setting rate by 67.5%.
Intervention effect Booting heat reduced grain weight by 7.4%.
Intervention effect Grain-filling heat reduced seed setting rate by 6.0%.
Intervention effect Grain-filling heat reduced grain weight by 7.4%.
Intervention effect Heat increased chalkiness, chalky grain rate and gelatinization temperature in most varieties.
Intervention effect Heat increased peak, trough and final viscosity in most varieties.
Intervention effect Heat increased grain protein content in most varieties.
Intervention effect Heat decreased grain length, width and total starch content in most varieties.
Intervention effect Heat increased chalkiness, chalky grain rate and gelatinization temperature in most varieties.
Intervention effect Heat increased peak, trough and final viscosity in most varieties.
Intervention effect Heat increased grain protein content in most varieties.
Intervention effect Heat decreased grain length, width and total starch content in most varieties.
Intervention effect Heat decreased grain amylose content in most varieties.
Intervention effect Heat decreased grain amylose content in most varieties.
Intervention effect Grain-filling heat produced a greater rise in chalkiness, chalky grain rate and viscosity than booting heat.
Intervention effect Booting heat produced a greater reduction in grain length, width, starch and amylose than grain-filling heat.
Intervention effect Booting heat produced a greater rise in grain protein content than grain-filling heat.
Recommendation Breeding and cultivation of high-quality hybrid rice should account for heat effects at different stages.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Worsening leaching water quality and quantity decreased wheat yield.

Taxon: WheatTriticum aestivumt0
Treatment: decrease of leaching water quality and quantitye0
Outcome: crop yielde0
Direction: decreasede0

Not reportedComparator

Verbatim

e0
“decrease of leaching water quality and quantity significantly increased soil and drainage water salinity and decreased crop yield and evapotranspiration”
✓ located verbatim in the source · abstract, characters 408–560

t0
“Wheat”
✓ located verbatim in the source · title, characters 18–23

Title

Salt Tolerance of Wheat According to Soil and Drainage Water Salinity

Mohammad Feizi; Abbas Aghakhani; Behrouz MostafaZad; et al. Pakistan Journal of Biological Sciences 2007. doi:10.3923/pjbs.2007.2824.2830

Other claims from this paper (10)

Intervention effect Worsening leaching water quality and quantity increased soil salinity.
Intervention effect Worsening leaching water quality and quantity increased drainage water salinity.
Intervention effect Worsening leaching water quality and quantity decreased wheat evapotranspiration.
Intervention effect A 20-29% leaching water fraction decreased soil salinity.
Intervention effect A 20-29% leaching water fraction decreased drainage water salinity.
Intervention effect A 20-29% leaching water fraction increased wheat grain yield.
Intervention effect Wheat evapotranspiration increased most with a 29-37% leaching fraction.
Association Soil salinity affected relative wheat grain yield more significantly than drainage water salinity.
Observation Wheat had a greater threshold for drainage water salinity than soil salinity.
Method / resource Drainage water salinity estimated relative wheat grain yield as well as soil salinity did.

Observationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

P5HSC1 grain yield per plant decreased 7.53% from P5C0.

Taxon: MaizeZea mayst0
Material: P5HSC1e0
Outcome: grain yield per plante0
Direction: decreasee0
Value: 7.53%e0
Comparator: P5C0e0

Verbatim

t0
“Maize Populations”
✓ located verbatim in the source · title, characters 66–83

e0
“significant decrease for 7.53% compare to that of P5C0 in grain yield per plant of P5HSC1”
✓ located verbatim in the source · abstract, characters 398–487

Title

Effects of Two Recurrent Selection Methods on the Major Traits of Maize Populations

Yang Kecheng Acta Agriculturae Boreali-Sinica 2009

Other claims from this paper (9)

Intervention effect P4HSC1 grain yield per plant increased 21.64% relative to P4C0.
Observation P4MSC1 grain yield per plant increased 10.29% relative to P4C0.
Observation P4MSC2 grain yield per plant increased 8.70% relative to P4C0.
Observation P5MSC1 grain yield per plant changed by -2.67%, without significance.
Observation P5MSC2 grain yield per plant changed by 3.65%, without significance.
Association Plant and ear height increased significantly with grain yield under mass selection.
Observation HS-S2:3 effects on plant and ear height differed between populations.
Observation Major traits changed and variation coefficients of most traits decreased during improvement.
Observation Mass selection better maintained population genetic diversity.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Soil compaction significantly decreased yield in 2007.

Taxon: AlfalfaMedicago sativat0
Treatment: soil compactione0
Outcome: plant yielde0
Direction: decreasee0
Qualifier: first year of the experiment (2007)e0

Not reportedComparator

Verbatim

e0
“In the first year of the experiment (2007), soil compaction caused a significant decrease in plant yield.”
✓ located verbatim in the source · abstract, characters 1060–1165

t0
“Alfalfa”
✓ located verbatim in the source · title, characters 72–79

Title

Effect of soil compaction on root system morphology and productivity of Alfalfa (Medicago sativa L.)

Tomasz Głąb Polish Journal of Environmental Studies 2011

Other claims from this paper (6)

Observation Root dry matter was uniformly distributed across soil layers without compaction.
Observation In compacted soil, most root matter occurred in the upper soil layer.
Observation Roots were longer in the upper 0-10 cm than below 10 cm.
Intervention effect Root length density fell at higher soil compaction.
Intervention effect Roots were thinner in more compacted than uncompacted soil.
Intervention effect Yield was significantly higher in strongly compacted than less compacted soil in 2008 and 2009.

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“yield decrease”

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