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“yield decrease”

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Recommendationhypothesisoriginal resultpositivebasis n/a

Claim · model-written summary

For high-yield producers, moderate stover harvest may decrease fuel use.

Taxon: CornZea mays subsp. mayst0
Treatment: moderate stover harveste6
Outcome: fuel usee6
Direction: decreasee6

Verbatim

e6
“moderate stover harvest may actually decrease fuel use”
✓ located verbatim in the source · abstract, characters 1422–1476

t0
“Corn Grain, Stover Yield”
✓ located verbatim in the source · title, characters 0–24

Title

Corn Grain, Stover Yield and Nutrient Removal Validations at Regional Partnership Sites

Douglas L. Karlen; Stuart J. Birrell; Jane M. F. Johnson; et al. Iowa State University Digital Repository (Iowa State University) 2012

Other claims from this paper (6)

Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors infer that managing the identified factors could decrease the soybean yield gap.

Taxon: soybeanGlycine maxe0
Outcome: decrease the yield gape0

Verbatim

e0
“managing magnitude of these variables will decrease the yield gap in soybean crop”
✓ located verbatim in the source · abstract, characters 851–932

Title

Farm level yield gap analysis in soybean crop in Ahilyanagar district of Maharashtra State

Prajakta P Nikam; Manohar B Dhadwad; Kunal P Pawar; et al. International Journal of Agriculture Extension and Social Development 2025. doi:10.33545/26180723.2025.v8.i6a.1991

Other claims from this paper (9)

Observation 30.73 per cent of growers reported a low yield gap.
Observation 23.96 percent of growers reported a medium yield gap.
Observation Mean YGI was 10.04 per cent.
Observation Mean YGII was 16.11 per cent.
Observation Mean YG III was 29.06 per cent.
Association Land holding significantly contributed to the soybean yield gap.
Association Annual income significantly contributed to the soybean yield gap.
Association Management practices significantly contributed to the soybean yield gap.
Association Water stress significantly contributed to the soybean yield gap.

Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors conclude that TE application is a potential strategy to decrease lodging probability without affecting sunflower yield.

Taxon: sunflowerHelianthus annuuse0
Treatment: application of TEe0
Outcome: decrease lodging probability without affecting sunflower yielde0

Verbatim

e0
“the application of TE is a potential strategy to decrease lodging probability without affecting sunflower yield”
✓ located verbatim in the source · abstract, characters 943–1054

Title

Are plant growth retardants a strategy to decrease lodging and increase yield of sunflower?

Marcia Eugenia Amaral Carvalho; Paulo Roberto de Camargo e Castro; Marcos Vinicius de Castro Ferraz Junior; et al. Comunicata Scientiae 2016. doi:10.14295/cs.v7i1.1286

Other claims from this paper (7)

Intervention effect Trinexapac-ethyl (TE) decreased sunflower plant height by 16.9%.
Intervention effect Maleic hydrazide (MH) decreased sunflower plant height by 35.9%.
Intervention effect Only TE positively influenced capitulum diameter, by 46.7% compared with control at 60 days after planting.
Intervention effect Only TE positively influenced capitulum dry mass, by 311% compared with control at 60 days after planting.
Intervention effect At 81 DAP, capitulum dry mass did not differ between control and TE-treated plants.
Intervention effect MH impaired capitulum diameter by 92.9%.
Intervention effect MH impaired capitulum dry mass by 74.7%.

Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors conclude prohexadione calcium can decrease vine growth and increase yield in virginia and runner peanut.

Taxon: peanutArachis hypogaeae0
Treatment: Prohexadione calciume0
Outcome: decrease vine growth and increase yielde0

Verbatim

e0
“Prohexadione calcium can be beneficial in virginia market type and runner market type peanut cultivars to decrease vine growth and increase yield.”
✓ located verbatim in the source · abstract, characters 2121–2267

Title

Influence of Prohexadione Calcium Rate on Growth and Yield of Peanut (Arachis hypogaea)

S.P. Studstill; W.S. Monfort; R.S. Tubbs; et al. Peanut Science 2020. doi:10.3146/ps20-11.1

Other claims from this paper (8)

Intervention effect Treated peanut had greater row definition.
Intervention effect Prohexadione calcium often shortened peanut main stem height, varying by location and year.
Intervention effect In virginia market type small plots, average mainstem height was 23 cm with prohexadione calcium versus 26 cm untreated.
Intervention effect Prohexadione calcium did not significantly raise yield in any small plot experiment.
Intervention effect Reduced prohexadione calcium rates significantly increased yield in all large on-farm experiments.
Intervention effect Across on-farm experiments, yield increases for all treatments ranged from 453 to 731 kg/ha.
Intervention effect The 0.75x rate gave the greatest return on investment, increasing revenue by $210 ha−1.
Association The authors infer a stronger growth and yield response where soil variability is greater.

Recommendationhypothesisoriginal resultpositivebasis n/a

Claim · model-written summary

Own sunflower seed production is expected to decrease the cost price, with yield equal to imported hybrids.

Taxon: SunflowerHelianthus annuuse0
Outcome: cost pricee2
Direction: decreasee2
Comparator: imported hybridse2

Verbatim

e0
“Sunflower is a main oil seed crop in Bulgaria”
✓ located verbatim in the source · abstract, characters 0–45

e2
“the cost price will decrease sharply and the obtainable yield will equal the productivity of the imported hybrids”
✓ located verbatim in the source · abstract, characters 1165–1278

Title

Technological solutions in sunflower hybrid production

Galin Georgiev Bulgarian Journal of Crop Science 2025. doi:10.61308/emkm6105

Other claims from this paper (1)

Recommendation Own seed production of Bulgarian sunflower hybrids is a partial solution to sunflower production problems.

Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors favor frequent irrigation to decrease surface relocation of water, despite only slight yield gains.

Taxon: Grain SorghumSorghum bicolort0
Outcome: Frequent irrigation intervalse0
Qualifier: decrease surface relocation of watere0

Verbatim

e0
“Frequent irrigation intervals added only slightly to yield but are desirable in order to decrease surface relocation of water from high intensity LEPA application”
✓ located verbatim in the source · abstract, characters 2051–2213

t0
“Grain Sorghum”
✓ located verbatim in the source · title, characters 19–32

Title

LEPA Irrigation of Grain Sorghum with Varying Water Supplies

J. P. Bordovsky; W. M. Lyle Transactions of the ASAE 1996. doi:10.13031/2013.27706

Other claims from this paper (9)

Intervention effect A 3.5-day irrigation interval gave the highest mean sorghum yield, 7.57 Mg ha1, significantly above longer intervals.
Intervention effect Yield differed significantly among preplant only, 0.4 BI and 0.7 BI quantities.
Intervention effect Yield did not differ among 0.7, 1.0 and 1.3 BI treatments.
Intervention effect The 0.7 BI treatment had almost double the irrigation water use efficiency of 1.3 BI.
Observation Seasonal WUE was 1.69 kg m3 at 0.4 BI.
Intervention effect Preplant-only WUE was 1.52 and equaled the 0.7 BI treatment.
Intervention effect The 3.5-day interval yielded higher WUE than the 14-day interval.
Intervention effect Applicator location had no significant response in yield, IWUE or WUE.
Recommendation The authors advise deficit seasonal LEPA irrigation near 0.7 BI when preplant soil water is adequate.

Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Low water stress can be allowed in wheat because it gives higher NUE with a non-significant decrease in yield.

Taxon: wheatTriticum aestivumt0
Outcome: low water stress can be allowede3
Qualifier: non-significant decrease in yielde3

Verbatim

e3
“low water stress can be allowed which can result in higher NUE and non-significant decrease in yield”
✓ located verbatim in the source · abstract, characters 729–829

t0
“wheat (Triticum aestivum L.)”
✓ located verbatim in the source · title, characters 25–53

Title

Resource conservation in wheat (Triticum aestivum L.) under different waterand nitrogen stress levels

Rajeev Ranjan; Usha Kiran Chopra; R. N. Sahoo; et al. Indian Journal of Soil Conservation 2015

Other claims from this paper (5)

Intervention effect Under low water level with no nitrogen stress, wheat yield decreased by only 5% compared with the highest yield.
Intervention effect Under low water level with no nitrogen stress, wheat NUE increased from 34 to 38%.
Association Lower water stress resulted in higher wheat NUE.
Association Higher water stress resulted in a decline in wheat NUE.
Association Yield and NUE of wheat were significantly affected by the different water and nitrogen levels.

Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors concluded that supplemental lighting after sunset can compensate for yield decrease.

Taxon: Green Oniont0
Outcome: supplemental LED lighting after sunsete0

Verbatim

e0
“Applying supplemental LED lighting after sunset can compensate for the yield decrease”
✓ located verbatim in the source · abstract, characters 1497–1582

t0
“Green Onion”
✓ located verbatim in the source · title, characters 31–42

Title

Growth and Agronomic Traits of Green Onion under the Agrovoltaic System with Red Supplemental LED Lighting

Bo-Myung Kim; Sang Gon Suh; Wook Oh; et al. Journal of people, plants, and environment 2023. doi:10.11628/ksppe.2023.26.1.1

Other claims from this paper (3)

Intervention effect Three hours of supplemental lighting raised green onion yield 38% above the control plot.
Intervention effect Six hours of supplemental lighting did not outperform three hours.
Recommendation The authors recommend three hours of supplemental LED lighting for crop harvest.

Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Variable-rate fertiliser application is expected to increase sunflower yield and quality and decrease fertilisation cost and environmental effects.

Taxon: SunflowerHelianthus annuust0
Outcome: Fertiliser application with spatial variable ratee3
Qualifier: will increase yield, quality and decrease fertilisation cost and environmental effectse3

Verbatim

t0
“Determination of Spatial Variability in Sunflower Production”
✓ located verbatim in the source · title, characters 0–60

e3
“Fertiliser application with spatial variable rate will increase yield, quality and decrease fertilisation cost and environmental effects”
✓ located verbatim in the source · abstract, characters 1927–2063

Title

Determination of Spatial Variability in Sunflower Production

Fatih Bakanogulları; Ulaş Ay; Bahattin Akdemir International Journal of Crop Science and Technology 2018. doi:10.26558/ijcst.373589

Other claims from this paper (18)

Observation Mean sunflower yield was 2100 kg/ha.
Observation Fertiliser requirement of the sunflower field is not constant.
Observation Fertilisation necessity of the sunflower field is spatially determined.
Recommendation For constant-rate application, 285 kg/ha ammonium sulphate (21%N) is required.
Recommendation For constant-rate application, 115 kg/ha calcium ammonium nitrate (26%N) is required.
Recommendation For variable-rate application, 115 kg/ha calcium ammonium nitrate (26%N) is applied to the whole field.
Recommendation For variable-rate application, 285 kg/ha ammonium sulphate (21%N) is applied to 250 ha.
Recommendation Urea (46%N) is suggested at 130 kg/ha for 100 ha.
Observation Soil texture of the sunflower field is mostly clay, with clay loam and sandy clay loam also present.
Observation Mean soil saturation point in the sunflower field was 57.35%.
Observation Mean soil pH in the sunflower field was 7.30.
Observation Mean soil salt in the sunflower field was 0.07.
Observation Mean soil lime in the sunflower field was 7.63.
Observation Mean soil organic material in the sunflower field was 1.29%.
Observation Mean soil P2O5 in the sunflower field was 18.22.
Observation Mean soil K2O in the sunflower field was 146.05%.
Observation Mean soil field capacity in the sunflower field was 30.34%.
Observation Mean soil wilting point in the sunflower field was 19.18%.

Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Frequent irrigation with 30 and 60 Mg ha-1 sewage sludge can decrease CO2 emissions per unit yield in silage maize.

Taxon: silage maizee5
Treatment: frequent irrigation with 30 and 60 Mg ha −1 doses of sewage sludgee5
Outcome: decrease CO 2 emissions per unit yielde5
Direction: decreasee5

Verbatim

e5
“frequent irrigation with 30 and 60 Mg ha −1 doses of sewage sludge can decrease CO 2 emissions per unit yield in silage maize”
✓ located verbatim in the source · abstract, characters 1354–1479

Title

Frequent Irrigation of Silage Maize in Soil Containing Sewage Sludge Reduces Co2 Emissions Per Unit Yield By Increasing Productivity

Mehmet Altun; Ustun Sahin Water Air & Soil Pollution 2025. doi:10.1007/s11270-025-07859-6

Other claims from this paper (8)

Intervention effect R1 led to the highest cumulative CO2 emissions per unit production area, 9821.4 kg CO2 ha-1.
Intervention effect D3 led to the highest cumulative CO2 emissions per unit production area, 11514.9 kg CO2 ha-1.
Observation The changes in CO2 emissions per unit of water use were similar to the changes in cumulative emissions.
Intervention effect R1 gave the lowest CO2 emission per unit biomass yield.
Intervention effect R1 gave the highest silage maize yield.
Intervention effect D0 gave the highest CO2 emission per unit biomass yield, with a lower yield.
Intervention effect D3 gave a higher CO2 emission per unit biomass yield.
Observation A steady loss of organic carbon occurred throughout the vegetation period.

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