Search claims · PlantClaims

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Ecological optimization maintained grain yield versus agronomic optimization.

Taxon: summer maizeZea mayst0
Treatment: Necl managemente0
Outcome: grain yielde0
Direction: maintainede0
Comparator: Nagr managemente0

Verbatim

t0
“summer maize”
✓ located verbatim in the source · title, characters 42–54

e0
“Necl management increased net benefit by 53% with a 46% decrease in total environmental costs, and a 51% decrease in Nr loss intensity from N fertilizer use (47, 65, and 38% for N2O emission, N leaching, and NH3 volatilization, respectively) and maintained grain yield, compared with Nagr management”
✓ located verbatim in the source · abstract, characters 1119–1418

Title

Determining the optimal nitrogen rate for summer maize in China by integrating agronomic, economic, and environmental aspects

G. L. Wang; Y. L. Ye; X. P. Chen; et al. Biogeosciences 2014. doi:10.5194/bg-11-3031-2014

Other claims from this paper (14)

Observation Agronomic, economic and ecological optimal nitrogen rates averaged 289, 237 and 171 kg N ha−1, respectively.
Intervention effect Ecological optimization increased net benefit by 53% versus agronomic optimization.
Intervention effect Ecological optimization decreased environmental costs by 46% versus agronomic optimization.
Intervention effect Ecological optimization decreased Nr loss intensity by 51% versus agronomic optimization.
Intervention effect Ecological optimization decreased N2O emissions by 47% versus agronomic optimization.
Intervention effect Ecological optimization decreased N leaching by 65% versus agronomic optimization.
Intervention effect Ecological optimization decreased NH3 volatilization by 38% versus agronomic optimization.
Intervention effect Ecological optimization increased net benefit by 12% versus economic optimization.
Intervention effect Ecological optimization decreased environmental costs by 31% versus economic optimization.
Intervention effect Ecological optimization decreased Nr loss intensity by 33% versus economic optimization.
Intervention effect Ecological optimization maintained economic benefit and grain yield versus economic optimization.
Observation Ecologically optimal nitrogen rate did not differ between soil types or years.
Observation Ecologically optimal nitrogen rate varied significantly among counties.
Association Ecologically optimal nitrogen rate increased with N-derived yield, with R2 of 0.83.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Microbial inoculation with 20% less fertilizer did not significantly change yield.

Taxon: fava bean cropVicia fabat0
Treatment: microbial inoculation accompanied by a 20% decrease in mineral fertilizatione0
Outcome: crop yielde0
Direction: no significant effecte0
Comparator: non-inoculated crope0

Verbatim

e0
“microbial inoculation accompanied by a 20% decrease in mineral fertilization had no significant effect on crop yield or the nutritional characteristics compared with a non-inoculated crop”
✓ located verbatim in the source · abstract, characters 787–974

t0
“Fava Bean Crop”
✓ located verbatim in the source · title, characters 146–160

Title

Inoculation with Different Nitrogen-Fixing Bacteria and Arbuscular Mycorrhiza Affects Grain Protein Content and Nodule Bacterial Communities of a Fava Bean Crop

Virginia Sánchez-Navarro; Raúl Zornoza; Ángel Faz; et al. Agronomy 2020. doi:10.3390/agronomy10060768

Other claims from this paper (7)

Intervention effect Microbial inoculation with 20% less fertilizer did not significantly change nutritional characteristics overall.
Intervention effect Inoculated plants had increased grain protein content.
Intervention effect No inoculation treatment increased biological nitrogen fixation over non-inoculation.
Observation Rhizobium predominated in nodules with and without inoculation.
Intervention effect Rhizobium leguminosarum inoculation was most effective for raising seed protein.
Observation Burkholderia sp. failed to colonize nodules.
Recommendation Authors consider inoculation a way to reduce fertilizer while maintaining yield and quality.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Low nitrogen did not decrease dry matter grain filling rate or duration.

Taxon: Winter WheatTriticum aestivumt0
Treatment: low-N treatmente0
Outcome: grain filling for N but not for DMe0

Not reportedComparatorDirection

Verbatim

e0
“The low-N treatment decreased the rate and duration of grain filling for N but not for DM”
✓ located verbatim in the source · abstract, characters 264–353

t0
“Winter Wheat”
✓ located verbatim in the source · title, characters 19–31

Title

Nitrogen Stress of Winter Wheat Changed the Determinants of Yield and the Distribution of Nitrogen and Total Dry Matter During Grain Filling

WM Blacklow; LD Incoll Australian Journal of Plant Physiology 1981. doi:10.1071/pp9810191

Other claims from this paper (13)

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Sulfur fertilization did not decrease the forage N/S ratio in nonirrigated alfalfa.

Taxon: alfalfaMedicago sativae0
Treatment: S fertilizatione1
Outcome: N/S ratioe0
Direction: not with the nonirrigated alfalfae0
Setting: nonirrigated alfalfae0

Not reportedComparator

Verbatim

e0
“Forage S content was significantly increased and the N/S ratio significantly decreased on the higher yielding irrigated alfalfa, but not with the nonirrigated alfalfa.”
✓ located verbatim in the source · abstract, characters 721–888

e1
“S fertilization”
✓ located verbatim in the source · abstract, characters 704–719

Title

Sulfur fertilization of two aquic hapludalf soils: I. Effect on alfalfa yield and quality

R. G. Hanson; N. Risner; S. R. Maledy Communications in Soil Science and Plant Analysis 1984. doi:10.1080/00103628409367472

Other claims from this paper (9)

Intervention effect Sulfur fertilization did not increase alfalfa yield at either site.
Observation Forage sulfur content increased significantly in irrigated alfalfa.
Observation The forage N/S ratio decreased significantly in irrigated alfalfa.
Intervention effect Sulfur fertilization did not increase forage sulfur content in nonirrigated alfalfa.
Intervention effect During a dry year, fertilization did not increase yield despite forage sulfur of 0.19% and an N/S ratio of 17.9.
Association Plant sulfur was significantly related to IVDMD, inconsistently.
Association Plant sulfur was significantly related to crude protein, inconsistently.
Association IVDMD variation was significantly related to crude protein content.
Recommendation Available sulfate sulfur of 6.7 ppm appears adequate for alfalfa on these soils.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

S2 soil salt did not significantly lower seed yield relative to S1.

Taxon: Oil Sunflowert0
Treatment: S2 treatmente0
Outcome: seed yielde0
Direction: no significant decreasee0
Comparator: S1 treatmente0

Verbatim

t0
“Oil Sunflower”
✓ located verbatim in the source · title, characters 86–99

e0
“Compared to S1 treatment (the salt concentration of soil was 1.3-1.6 g/kg),there was no significant decrease of seed yield under S2 treatment (the salt concentration of soil was 2.9-3.6 g/kg)”
✓ located verbatim in the source · abstract, characters 251–442

Title

Coupling Effects of Salt and Fertilizer Application on Growth and Ion Distribution of Oil Sunflower in Coastal Mudflat of northerb Jiangsu

Zhaopu Liu Soils 2010

Other claims from this paper (9)

Intervention effect Seed yield decreased as soil salt increased under S3.
Intervention effect Seed yield increased with nitrogen and phosphorus additions.
Association The effects of nitrogen and phosphorus increased as soil salt increased.
Intervention effect Root, stem, leaf and disc Na+ and Cl- contents rose significantly with soil salt.
Intervention effect K+ and Ca2+ changed slightly as soil salt increased.
Intervention effect Nitrogen and phosphorus additions decreased Na+ and Cl- contents across organs at a fixed soil salt concentration.
Intervention effect Nitrogen and phosphorus additions increased K+ and Ca2+ at a fixed soil salt concentration.
Mechanism The authors infer that fertilization promoted selective nutrient ion transport and restrained harmful salt ions.
Recommendation The authors recommend nitrogen and phosphorus to improve saline tolerance and seed yield.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Oblique planting did not change rhizome diameter relative to level planting (decrease of 0 mm).

Taxon: Rehmannia glutinosaRehmannia glutinosat0
Treatment: Oblique planting treatmente3
Outcome: rhizome diametere3
Direction: decreasede3
Value: 0 mme3
Comparator: level planting treatmente3

Verbatim

t0
“Effect of Planting Method on the Growth and Yield of Rehmannia glutinosa Liboschitz”
✓ located verbatim in the source · title, characters 0–83

e3
“As compared with the 29.2cm and 10.0mm of the rhizome length and the rhizome diameter of level planting treatment, the rhizome length of Oblique planting treatment was decreased by 3.4cm and 0 mm”
✓ located verbatim in the source · abstract, characters 631–826

Title

Effect of Planting Method on the Growth and Yield of Rehmannia glutinosa Liboschitz

InSikChoi Korean Journal of Plant Resources 1997

Other claims from this paper (13)

Intervention effect Oblique planting delayed emergence of Rehmannia glutinosa by 2~4 days relative to level planting.
Intervention effect Upright planting delayed emergence of Rehmannia glutinosa by 2~4 days relative to level planting.
Intervention effect Oblique and upright planting did not change leaf length or the leaf length to width ratio relative to the control.
Intervention effect Oblique planting decreased rhizome length by 3.4 cm relative to level planting.
Intervention effect Upright planting decreased rhizome length by 2.8 cm relative to level planting.
Intervention effect Upright planting decreased rhizome diameter by 1.0 mm relative to level planting.
Intervention effect Sugar content was lower under oblique planting than under level planting.
Intervention effect Sugar content was lower under upright planting than under level planting.
Intervention effect Total yield under oblique planting decreased by 9% relative to the control.
Intervention effect Total yield under upright planting decreased by 15% relative to the control.
Intervention effect Commercial yield under oblique planting decreased, following the same tendency as total yield.
Intervention effect Commercial yield under upright planting decreased, following the same tendency as total yield.
Recommendation Level planting is the most proper sowing method for Rehmannia glutinosa in the middle inland region of Korea.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Combined mechanical pruning and amendments did not decrease vegetative growth.

Taxon: Syraht0
Treatment: interaction between both factorse0
Outcome: vegetative growthe0
Direction: without decreasinge0

Not reportedComparator

Verbatim

e0
“the interaction between both factors reduced the impact of self-regulation mechanisms (budburst, bud fruitfulness and cluster weight) in mechanical pruning and successfully increased yield, without decreasing vegetative growth”
✓ located verbatim in the source · abstract, characters 765–991

t0
“Syrah”
✓ located verbatim in the source · title, characters 91–96

Title

Mechanical Pruning and Soil Fertilization with Distinct Organic Amendments in Vineyards of Syrah: Effects on Vegetative and Reproductive Growth

Manuel Botelho; Amândio Cruz; Jorge Ricardo-da-Silva; et al. Agronomy 2020. doi:10.3390/agronomy10081090

Other claims from this paper (5)

Intervention effect Mechanical pruning alone did not significantly increase grape yield.
Intervention effect Organic amendments alone did not significantly increase grape yield.
Intervention effect Combining mechanical pruning with amendments reduced the effect of self-regulation on budburst, bud fruitfulness and cluster weight.
Intervention effect Combined mechanical pruning and amendments increased grape yield.
Recommendation Amendment type and amount should be selected according to the intended use of grapes.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

crotalaria was sown in the maize sowing furrow was associated with no reduction in corn grain yield.

Taxon: maizeZea mayse0
Treatment: crotalaria was sown in the maize sowing furrowe0
Outcome: corn grain yielde0
Direction: did not decreasee0

Not reportedComparator

Verbatim

e0
“crotalaria was sown in the inter-row with a ridge planter at the time of maize planting and the system in which crotalaria was sown in the maize sowing furrow were feasible for straw production because they did not decrease corn grain yield and did not affect maize harvesting operations.”
✓ located verbatim in the source · abstract, characters 933–1221

Title

Maize-crotalaria intercropping systems

Rafael Torres de Souza; Franciele Caroline de Assis Valadão; Daniel Dias Valadão Júnior; et al. Semina Ciências Agrárias 2019. doi:10.5433/1679-0359.2019v40n4p1455

Other claims from this paper (8)

Association C. spectabilis was more sensitive to water variation than C. ochroleuca.
Intervention effect Sowing crotalaria before maize with incorporated maize seeds increased phytomass.
Intervention effect Sowing crotalaria before maize with incorporated maize seeds decreased corn grain yield.
Intervention effect crotalaria was sown in the inter-row with a ridge planter at the time of maize planting was feasible for straw production.
Intervention effect crotalaria was sown in the inter-row with a ridge planter at the time of maize planting was associated with no reduction in corn grain yield.
Intervention effect crotalaria was sown in the inter-row with a ridge planter at the time of maize planting was associated with no reduction in maize harvesting operations.
Intervention effect crotalaria was sown in the maize sowing furrow was feasible for straw production.
Intervention effect crotalaria was sown in the maize sowing furrow was associated with no reduction in maize harvesting operations.

Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

The additive variance for grain yield and PE of the UENF-14 population remains at close values in advanced cycles, with no evidence of decrease.

Taxon: popcornt0
Material: UENF-14 populatione3
Outcome: magnitude of the additive variancee3
Direction: remainse3
Qualifier: no evidence of decreases in advanced cyclese4

Verbatim

t0
“Effect of recurrent selection on the variability of the UENF-14 popcorn population”
✓ located verbatim in the source · title, characters 0–82

e3
“It was found that for both characteristics of greatest interest, GY and PE, the magnitude of the additive variance remains with close values in advanced cycles of UENF-14 population”
✓ located verbatim in the source · abstract, characters 680–861

e4
“with no evidence of decreases in advanced cycles”
✓ located verbatim in the source · abstract, characters 900–948

Title

Effect of recurrent selection on the variability of the UENF-14 popcorn population

Rodrigo Moreira Ribeiro; Antônio Teixeira do Amaral Júnior; Guilherme Ferreira Pena; et al. Crop Breeding and Applied Biotechnology 2016. doi:10.1590/1984-70332016v16n2a19

Other claims from this paper (2)

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Mixed cover crops did not significantly increase yield.

Taxon: sunflowerHelianthus annuuse1
Treatment: Mixtures of Brassicaceae and Fabaceaee0
Outcome: yieldse0
Direction: did not significantly decrease SVW or increasee0
Comparator: bare soile0

Verbatim

e0
“Mixtures of Brassicaceae and Fabaceae sowed at these densities resulted in an intermediate SMN level between those in sole crops and the bare soil and they did not significantly decrease SVW or increase yields.”
✓ located verbatim in the source · abstract, characters 1775–1985

e1
“sunflower yields after cover crops”
✓ located verbatim in the source · abstract, characters 1614–1648

Title

Ecosystem Services Provided by Cover Crops and Biofumigation in Sunflower Cultivation

Neila Ait Kaci Ahmed; Benoit Galaup; Jérémy Desplanques; et al. Agronomy 2022. doi:10.3390/agronomy12010120

Other claims from this paper (6)

Intervention effect Purple vetch increased soil mineral nitrogen before sunflower sowing in 2019.
Intervention effect Fodder radish reduced sunflower wilt severity overall at 80 days except in 2019.
Intervention effect Purple vetch reduced sunflower wilt severity in 2017 and 2020.
Intervention effect Sunflower yield after purple vetch was higher than after bare soil in 2020 by 0.77 t ha−1.
Intervention effect Mixed cover crops produced intermediate soil mineral nitrogen.
Intervention effect Mixed cover crops did not significantly reduce sunflower wilt.

“yield decrease”

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