Search claims · PlantClaims

Observationobservedoriginal resultpositivenot significant (as stated)measured

Claim · model-written summary

Grain yield increased or did not significantly decrease despite reduced nitrogen for most crops.

Taxon: cereal crops, winter oilseed rape and peast0
Outcome: grain yield (GYLD)e0
Direction: increased or did not significantly decreasee0

Verbatim

e0
“Despite the apparent nitrogen reduction for most crops, grain yield (GYLD) and nitrogen accumulation in grain (NYLD) was increased or did not significantly decrease”
✓ located verbatim in the source · abstract, characters 1052–1216

t0
“cereal crops, winter oilseed rape and peas”
✓ located verbatim in the source · title, characters 48–90

Title

Breeding progress of nitrogen use efficiency of cereal crops, winter oilseed rape and peas in long-term variety trials

F. Laidig; T. Feike; C. Lichthardt; et al. Theoretical and Applied Genetics 2024. doi:10.1007/s00122-023-04521-9

Other claims from this paper (9)

Associationobservedoriginal resultpositivenot significant (as stated)measured

Claim · model-written summary

A trend of nitrate decrease under optimal irrigation was evident.

Taxon: head lettucee0
Outcome: nitratese4
Direction: decreasee4
Setting: optimal irrigation conditionse4

Verbatim

e0
“Seedlings of head lettuce (cultivar Santoro - Rijk Zwaan) were used”
✓ located verbatim in the source · abstract, characters 505–572

e4
“the trend of nitrates decrease in optimal irrigation conditions is evident”
✓ located verbatim in the source · abstract, characters 2808–2882

Title

Yield and quality of head lettuce after 24-epibrassinolide application under optimal and reduced irrigation

Martin Koudela; František Hnilička; Jaroslava Martinková; et al. Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis 2013. doi:10.11118/actaun201260030093

Other claims from this paper (10)

Intervention effect In optimal moisture, 24-epibrassinolide application significantly increased marketable heads in variant B by 12 261 heads/ha (11.1 %).
Intervention effect In optimal moisture, 24-epibrassinolide application significantly increased marketable heads in variant C by 16 279 heads/ha (14.7 %).
Intervention effect 24-epibrassinolide application decreased head weight in some variants.
Intervention effect The influence of 24-epibrassinolide on single lettuce head weight was not significant.
Intervention effect The increase in marketable heads from 24-epibrassinolide was not visible under reduced moisture.
Intervention effect Total marketable yield increased non-significantly after 24-epibrassinolide application.
Observation No significant differences were found among the ascorbic acid contents in each irrigation variant.
Intervention effect Ascorbic acid content was higher by 11.9% in variant C than control A under reduced irrigation after 24-epibrassinolide application.
Intervention effect Ascorbic acid content was lower by 16.8% in variant C than control A under optimal irrigation after 24-epibrassinolide application.
Intervention effect The influence of 24-epibrassinolide application on nitrate content was not significant.

Intervention effectobservedoriginal resultpositivenot significant (as stated)measured

Claim · model-written summary

The recommended treatment saves about 960 m3 per hectare without a significant yield decrease.

Taxon: MAIZEZea mayst0
Treatment: irrigate at 1.0 of APE with nitrogen addition as ammonia gas at the rate of 286 Kg ha-1e0
Outcome: savinge0
Direction: savinge0
Value: about 960 m3 per hectaree0

Not reportedComparator

Verbatim

e0
“irrigate at 1.0 of APE with nitrogen addition as ammonia gas at the rate of 286 Kg ha-1 while saving about 960 m3 per hectare with no significant decrease in yield”
✓ located verbatim in the source · abstract, characters 1592–1755

t0
“MAIZE”
✓ located verbatim in the source · title, characters 66–71

Title

IRRIGATION SCHEDUL WITH DIFFERENT NITROGEN SOURCES AND LEVELS FOR MAIZE PRODUCTIVITY AND SOME WATER RELATIONS

Ahmed Abd El-Hafeez; Samah Bashandy Egyptian Journal of Soil Science 2019. doi:10.21608/ejss.2019.7293.1239

Other claims from this paper (12)

Intervention effect Increasing pan evaporation coefficient from 0.7 to 1.3 increased maize yield and yield attributes.
Intervention effect Increasing pan evaporation coefficient raised grain or stover N, P and K uptake.
Intervention effect Higher pan evaporation coefficients increased seasonal applied water and consumptive use.
Intervention effect Maize grain and stover yields did not differ significantly between 1.0 and 1.3 APE.
Intervention effect Irrigation at 1.0 APE gave the highest water utilization and water use efficiencies.
Intervention effect Irrigation at 0.7 APE gave the lowest water utilization and water use efficiencies.
Intervention effect Anhydrous ammonia gave higher maize yield and yield attributes than ammonium nitrate and urea.
Intervention effect Anhydrous ammonia increased grain or stover N, P and K uptake relative to the other nitrogen sources.
Intervention effect Anhydrous ammonia increased consumptive use and water efficiencies relative to other nitrogen sources.
Intervention effect Increasing nitrogen level from 214 to 286 Kg ha-1 improved maize yield and attributes.
Intervention effect Increasing nitrogen level improved N, P and K uptake and water relations.
Recommendation The authors recommend irrigation at 1.0 APE with ammonia gas at 286 Kg ha-1 for maize productivity and water relations.

Observationobservedoriginal resultpositivenot significant (as stated)measured

Claim · model-written summary

Grain nitrogen accumulation increased or did not significantly decrease despite reduced nitrogen for most crops.

Taxon: cereal crops, winter oilseed rape and peast0
Outcome: nitrogen accumulation in grain (NYLD)e0
Direction: increased or did not significantly decreasee0

Verbatim

e0
“Despite the apparent nitrogen reduction for most crops, grain yield (GYLD) and nitrogen accumulation in grain (NYLD) was increased or did not significantly decrease”
✓ located verbatim in the source · abstract, characters 1052–1216

t0
“cereal crops, winter oilseed rape and peas”
✓ located verbatim in the source · title, characters 48–90

Title

Breeding progress of nitrogen use efficiency of cereal crops, winter oilseed rape and peas in long-term variety trials

F. Laidig; T. Feike; C. Lichthardt; et al. Theoretical and Applied Genetics 2024. doi:10.1007/s00122-023-04521-9

Other claims from this paper (9)

Intervention effectobservedoriginal resultpositivenot significant (as stated)measured

Claim · model-written summary

Optimal interval fertigation did not statistically reduce economic yield.

Taxon: CucumberCucumis sativust0
Treatment: optimal interval fertigatione0
Outcome: economic yielde0
Direction: did not statistically decreasee0
Comparator: conventional interval fertigatione0

Verbatim

e0
“the treatment optimal interval fertigation did not statistically decrease the economic yield and fruit nutrition quality of cucumber when compare to conventional interval fertigation”
✓ located verbatim in the source · abstract, characters 771–953

t0
“Cucumber (Cucumis sativus L.)”
✓ located verbatim in the source · title, characters 107–136

Title

Effect of Optimal Daily Fertigation on Migration of Water and Salt in Soil, Root Growth and Fruit Yield of Cucumber (Cucumis sativus L.) in Solar-Greenhouse

Xinshu Liang; Yinan Gao; Xiaoying Zhang; et al. PLoS ONE 2014. doi:10.1371/journal.pone.0086975

Other claims from this paper (10)

Intervention effect Optimal interval fertigation did not statistically reduce fruit nutrition quality.
Intervention effect Optimal interval fertigation avoided soil inorganic nitrogen accumulation.
Intervention effect Optimal interval fertigation increased nitrogen partial factor productivity by 88% in early spring.
Intervention effect Optimal interval fertigation increased nitrogen partial factor productivity by 209% in autumn winter.
Intervention effect Optimal daily fertigation maintained stable surface soil water, conductivity and mineral nitrogen.
Intervention effect Optimal daily fertigation promoted fine cucumber root growth.
Intervention effect Optimal daily fertigation increased economic yield by 6.2% in early spring.
Intervention effect Optimal daily fertigation increased economic yield by 8.3% in autumn winter.
Intervention effect Optimal daily fertigation increased nitrogen partial factor productivity by 55% in early spring.
Intervention effect Optimal daily fertigation increased nitrogen partial factor productivity by 75% in autumn winter.

Intervention effectobservedoriginal resultpositivenot significant (as stated)measured

Claim · model-written summary

Three other clusters had nonsignificant yield increases with narrower rows.

Taxon: SoybeanGlycine maxt0
Treatment: RS narrowede1
Outcome: yielde0
Direction: increasese0
Qualifier: threee0

Not reportedComparator

Verbatim

e0
“three had nonsignificant yield increases”
✓ located verbatim in the source · abstract, characters 1047–1087

e1
“one had a nonsignificant yield decrease as RS narrowed.”
✓ located verbatim in the source · abstract, characters 1128–1183

t0
“Soybean”
✓ located verbatim in the source · title, characters 25–32

Title

Row Spacing in the Early Soybean Production System

Glenn R. Bowers; James L. Rabb; Lanny O. Ashlock; et al. Agronomy Journal 2000. doi:10.2134/agronj2000.923524x

Other claims from this paper (5)

Intervention effect Five environmental clusters had significant yield gains of 17–36% as rows narrowed.
Intervention effect One cluster had virtually no yield change with narrower rows.
Intervention effect One cluster had a nonsignificant yield decrease with narrower rows.
Association Yield responded most to row spacing at 100 to 270 mm July and August rainfall.
Recommendation The authors recommend rows at most 40 cm to optimize ESPS yields in the midsouthern USA.

Intervention effectobservedoriginal resultpositivenot significant (as stated)measured

Claim · model-written summary

Larval damage to shoots by Oscinella pusilla and O. frit was 19.3% with fertilizers versus 21.6% without, a decrease only at the tendency level.

Taxon: spring barleyHordeum vulgaree2
Organ / stage: shootse1
Treatment: fertilized blocke1
Interactor: Oscinella pusilla Mg.Oscinella pusillae1pest
Second interactor: O. frit L.Oscinella frite1pest
Outcome: damage to shoots by Oscinella pusilla Mg. and O. frit L. larvaee1
Direction: decreasee1
Value: 19.3%e1
Qualifier: On the average over 2011…2020 year periode1
Comparator: block without fertilizerse1

Verbatim

e1
“On the average over 2011…2020 year period, in the block without fertilizers, damage to shoots by Oscinella pusilla Mg. and O. frit L. larvae was 21.6%, in the fertilized block — 19.3% (decrease at the tendency level)”
✓ located verbatim in the source · abstract, characters 1209–1425

e2
“in the agrocenosis of spring barley”
✓ located verbatim in the source · abstract, characters 66–101

Title

The influence of fertilizers on the damage of spring barley plants by intrastalk pests and grain yield

N. Kuzmenko Karantin i zahist roslin 2022. doi:10.36495/2312-0614.2022.4.15-20

Other claims from this paper (8)

Intervention effectobservedoriginal resultpositivenot significant (as stated)measured

Claim · model-written summary

Optimal interval fertigation did not statistically reduce fruit nutrition quality.

Taxon: CucumberCucumis sativust0
Treatment: optimal interval fertigatione0
Outcome: fruit nutrition qualitye0
Direction: did not statistically decreasee0
Comparator: conventional interval fertigatione0

Verbatim

e0
“the treatment optimal interval fertigation did not statistically decrease the economic yield and fruit nutrition quality of cucumber when compare to conventional interval fertigation”
✓ located verbatim in the source · abstract, characters 771–953

t0
“Cucumber (Cucumis sativus L.)”
✓ located verbatim in the source · title, characters 107–136

Title

Effect of Optimal Daily Fertigation on Migration of Water and Salt in Soil, Root Growth and Fruit Yield of Cucumber (Cucumis sativus L.) in Solar-Greenhouse

Xinshu Liang; Yinan Gao; Xiaoying Zhang; et al. PLoS ONE 2014. doi:10.1371/journal.pone.0086975

Other claims from this paper (10)

Intervention effect Optimal interval fertigation did not statistically reduce economic yield.
Intervention effect Optimal interval fertigation avoided soil inorganic nitrogen accumulation.
Intervention effect Optimal interval fertigation increased nitrogen partial factor productivity by 88% in early spring.
Intervention effect Optimal interval fertigation increased nitrogen partial factor productivity by 209% in autumn winter.
Intervention effect Optimal daily fertigation maintained stable surface soil water, conductivity and mineral nitrogen.
Intervention effect Optimal daily fertigation promoted fine cucumber root growth.
Intervention effect Optimal daily fertigation increased economic yield by 6.2% in early spring.
Intervention effect Optimal daily fertigation increased economic yield by 8.3% in autumn winter.
Intervention effect Optimal daily fertigation increased nitrogen partial factor productivity by 55% in early spring.
Intervention effect Optimal daily fertigation increased nitrogen partial factor productivity by 75% in autumn winter.

Observationobservedoriginal resultpositivenot significant (as stated)projected

Claim · model-written summary

Spring wheat yield was projected to rise 2.5% on average, without statistical significance.

Taxon: spring wheatTriticum aestivume0
Outcome: yielde0
Direction: increasee0
Value: 2.5%e0

Verbatim

e0
“not statistically significant average yield increase of 2.5% was predicted for spring wheat”
✓ located verbatim in the source · abstract, characters 1411–1502

Title

Both yields of maize and soybean and soil carbon sequestration in typical Mollisols cropland decrease under future climate change: SPACSYS simulation

Shuo Liang; Nan Sun; Bernard Longdoz; et al. Frontiers in Sustainable Food Systems 2024. doi:10.3389/fsufs.2024.1332483

Other claims from this paper (13)

Method / resource SPACSYS effectively simulated crop yield and soil organic carbon dynamics.
Observation Projected maize yield fell 14.5% on average in Harbin under climate change.
Observation Projected maize yield fell 13.3% in Gongzhuling.
Observation Projected soybean yield fell 10.6% on average.
Observation Projected soil organic carbon stock declined 8.2% in Harbin.
Observation Projected soil organic carbon stock declined 7.6% in Gonghzuling.
Observation Future climates reduced carbon sequestration efficiency 6.0% in Harbin except NPK.
Observation Future climates reduced carbon sequestration efficiency 13.4% in Gongzhuling.
Intervention effect Manure amendments gave higher crop yields than chemical fertilization.
Intervention effect Manure amendments gave higher annual soil carbon stocks than chemical fertilization.
Intervention effect Manure amendments gave higher annual carbon sequestration efficiency than chemical fertilization.
Association Soil carbon sequestration efficiency decreased exponentially as accumulated carbon input increased.
Intervention effect The carbon sequestration efficiency asymptote with manure was higher than with other treatments.

Intervention effectobservedoriginal resultpositivenot significant (as stated)measured

Claim · model-written summary

Increasing nitrogen fertilisation produced a slight nonsignificant increase in tuber yield.

Taxon: potatoSolanum tuberosumt0
Treatment: N fertilisatione0
Outcome: tuber yielde0
Direction: increasee0

Not reportedComparator

Verbatim

e0
“An increase in N fertilisation did not lead to an increase in starch yield due to a decrease in starch content and a slight insignificant increase in tuber yield”
✓ located verbatim in the source · abstract, characters 1631–1792

t0
“potato”
✓ located verbatim in the source · title, characters 63–69

Title

The effect of nitrogen use efficiency on significant traits of potato starch production

Ilze Skrabule; Lāsma Rābante-Hāne; Ilze Dimante; et al. Zemdirbyste-Agriculture 2023. doi:10.13080/z-a.2023.110.037

Other claims from this paper (13)

Observation Genotype significantly affected tested potato traits.
Intervention effect Farming system significantly affected tested potato traits.
Association Potato tuber yield correlated highly or moderately with nitrogen use efficiency across fertiliser rates in both years.
Intervention effect Higher nitrogen fertilisation usually did not significantly increase tuber yield.
Intervention effect Higher nitrogen fertilisation decreased genotype nitrogen use efficiency.
Association Starch yield and nitrogen use efficiency had a high, strong correlation in both farming systems.
Association Tuber yield and starch yield had a high, moderately strong correlation.
Association Nitrogen use efficiency correlated weakly with potato tuber starch content.
Association Genotype characteristics and growing conditions most strongly influenced potato tuber starch content.
Intervention effect Increasing nitrogen fertilisation did not increase starch yield.
Intervention effect Increasing nitrogen fertilisation decreased starch content.
Association Higher NUE genotypes had higher tuber yield than lower NUE genotypes across fertiliser systems and years.
Association Higher NUE genotypes had higher starch yield than lower NUE genotypes across fertiliser systems and years.

“yield decrease”

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