Search claims · PlantClaims

Associationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

The relationship of nitrogen use efficiency with nitrogen utilization efficiency was insignificant.

Compound: nitrogen utilization efficiencye0
Outcome: Nitrogen use efficiencye0

Not reportedTaxonDirection

Verbatim

e0
“Nitrogen use efficiency showed a positive relationship with nitrogen uptake efficiency, while the relationship with nitrogen utilization efficiency was insignificant”
✓ located verbatim in the source · abstract, characters 1338–1503

Title

Wheat, Barley, and Triticale Response to Nitrogen Fertilization in Pannonian Environment

Milan Mirosavljević; Vojislava Momčilović; Vladimir Aćin; et al. Agriculture 2025. doi:10.3390/agriculture15070683

Other claims from this paper (11)

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

S664 grain protein content, nitrogen use efficiency, irrigation benefit and water use efficiency did not differ between W1 and W2.

Taxon: wheatTriticum aestivumt0
Treatment: W1e0
Outcome: grain protein content,nitrogen use efficiency,irrigation benefit and water use efficiencye0
Direction: no differencese0
Comparator: W2e0

Verbatim

e0
“there were no differences of grain protein content,nitrogen use efficiency,irrigation benefit and water use efficiency between treatments W1 and W2.”
✓ located verbatim in the source · abstract, characters 1612–1760

t0
“wheat”
✓ located verbatim in the source · title, characters 101–106

Title

Changes in nitrogen accumulation,distribution,translocation and nitrogen use efficiency in different wheat cultivars under different irrigation conditions

Zhenzhu Xu Plant Nutrition and Fertilizing Science 2010

Other claims from this paper (11)

Observation T23 accumulated more total nitrogen than S664 under the same irrigation.
Observation T23 accumulated more fertilizer and soil nitrogen than S664.
Observation T23 had greater nitrogen accumulation in vegetative organs at anthesis and in grain and vegetative organs at maturity.
Intervention effect Fertilizer nitrogen translocation after anthesis was lower under W2 than W1.
Intervention effect Soil nitrogen translocation showed no significant change.
Intervention effect The authors also report increased fertilizer and soil nitrogen translocation under W2 versus W1.
Intervention effect T23 grain yield, grain protein yield and nitrogen use efficiency did not differ significantly between W1 and W2.
Intervention effect T23 grain protein content, irrigation benefit and water use efficiency were higher under W1.
Intervention effect S664 grain and protein yield were higher under W2 than W1.
Recommendation W1 was the preferred irrigation model for T23.
Recommendation W2 was the preferred irrigation model for S664.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Variation of nitrogen agronomy efficiency and nitrogen use efficiency indices was not significant under manure applications

Taxon: maizeZea mayse2
Treatment: applications of manurese6
Outcome: variation of nitrogen agronomy efficiency,annual nitrogen use efficiency and accumulated nitrogen use efficiencye7

Not reportedComparatorDirection

Verbatim

e2
“All levels of manure treatments and NPK significantly have increased maize yield”
✓ located verbatim in the source · abstract, characters 690–770

e6
“The soil fertility is improved with the applications of manures”
✓ located verbatim in the source · abstract, characters 1171–1234

e7
“the variation of nitrogen agronomy efficiency,annual nitrogen use efficiency and accumulated nitrogen use efficiency are not significant”
✓ located verbatim in the source · abstract, characters 1239–1375

Title

Change of nitrogen use efficiency of maize affected by long-term manure fertilization in the typical black soil

Hu Li Journal of Plant Nutrition and Fertilizer 2015

Other claims from this paper (7)

Intervention effect Manure treatments and NPK significantly increased maize yield relative to no fertilization
Intervention effect NPK combined with manures reduced the variation of maize yield
Intervention effect Longtime chemical fertilization increased nitrogen agronomy efficiency, annual and accumulated nitrogen use efficiency of maize, significantly or extremely significantly
Intervention effect Manure applications improved soil fertility
Association Variation trend of nitrogen use efficiency indices decreased significantly with the elongation of experiment time
Association Nitrogen use efficiency of maize was negatively correlated with soil organic carbon, total nitrogen and total phosphorus
Association Nitrogen use efficiency of maize was negatively correlated with soil available potassium

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

The abstract reports no significant difference in nitrogen productivity, nitrogen use efficiency, water use efficiency and grain yield, but names T2 as both arms.

Taxon: winter wheatTriticum aestivumt0
Treatment: T2 treatmente0
Outcome: nitrogen partial productivity, nitrogen use efficiency, water use efficiency, and grain yielde0
Direction: no significant differencese0
Comparator: T2 treatmente0

Verbatim

t0
“winter wheat”
✓ located verbatim in the source · title, characters 150–162

e0
“There were no significant differences in nitrogen partial productivity, nitrogen use efficiency, water use efficiency, and grain yield between T2 treatment and T2 treatment.”
✓ located verbatim in the source · abstract, characters 1617–1790

Title

Effects of supplemental irrigation with micro-sprinkling hoses and water and fertilizer integration on yield and water and nitrogen use efficiency in winter wheat

Xue WANG; Shu-Bo GU; Xiang LIN; et al. ACTA AGRONOMICA SINICA 2023. doi:10.3724/sp.j.1006.2023.21009

Other claims from this paper (12)

Intervention effect Micro-sprinkling reduced irrigation amount by 53.3 mm and saved 35.5% water in the first year.
Intervention effect Micro-sprinkling reduced irrigation amount by 45.9 mm and saved 30.6% water in the second year.
Intervention effect Under the same irrigation, T2 had higher soil nitrate nitrogen than T1 at flowering and maturity.
Intervention effect Under W1, T1 had higher surface soil nitrate than the nonfertilized T2 row.
Intervention effect Under W1, T1 increased root length density and root surface area density versus T2 rows.
Intervention effect Under W2, T1 had higher soil nitrate nitrogen than nonfertilized T2 rows.
Intervention effect Under W2, T1 had higher root length and surface area density than T2 rows.
Intervention effect Under W2, T1 had higher root activity, nitrogen assimilation and transport than T2.
Intervention effect Under W2, T1 had higher nitrogen uptake and use efficiency than T2.
Intervention effect Under W2, T1 had higher water use efficiency and grain yield than T2.
Intervention effect With border irrigation, uniform nitrogen supply and localized nitrogen supply did not significantly differ in yield and water and nitrogen efficiency.
Intervention effect Under micro-spray irrigation, uniform nitrogen supply outperformed localized furrow and strip application.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Delayed nitrogen dripping did not improve nitrogen use efficiency.

Taxon: cottonGossypium hirsutumt0
Treatment: Delayed nitrogen dripping timee0
Outcome: nitrogen use efficiencye0
Direction: could not improvee0

Not reportedComparator

Verbatim

e0
“Delayed nitrogen dripping time could not improve the the nitrogen use efficiency”
✓ located verbatim in the source · abstract, characters 2030–2110

t0
“Effects of delayed nitrogen fertilizer drip timing on soil total salt, cotton yield and nitrogen fertilizer use efficiency”
✓ located verbatim in the source · title, characters 0–122

Title

Effects of delayed nitrogen fertilizer drip timing on soil total salt, cotton yield and nitrogen fertilizer use efficiency

Junxiao Zhang; Xiangwen Xie; Changxue Wu; et al. Agricultural Water Management 2025. doi:10.1016/j.agwat.2025.109458

Other claims from this paper (7)

Intervention effect T3 had the highest soil 15 N abundance, 57.50% higher than T1 in the 0–20 cm layer.
Intervention effect T3 had 46.51% higher soil 15 N abundance than T2.
Intervention effect T3 reduced total soil salt by 25.49% relative to T1 at bud stage.
Intervention effect T3 soil nitrate content was 1.82 times T1 at bud stage.
Intervention effect T3 ammonium nitrogen content was 23.43% higher than T1 at boll opening.
Intervention effect T3 nitrogen accumulation was 30.17% higher than CK at flowering-boll stage.
Intervention effect T3 cotton yield was 11.63% higher than CK.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Phosphorus had little effect on nitrogen physiological use efficiency.

Taxon: three cropse0
Outcome: nitrogen physiological use efficiencye0
Direction: less affecte0

Not reportedTreatmentComparator

Verbatim

e0
“but less affect nitrogen physiological use efficiency of three crops.”
✓ located verbatim in the source · abstract, characters 758–827

Title

Effect of Phosphorus on Nitrogen Use Efficiency and Soil Nitrate Content of the Wheat/Maize/Soybean Relay-intercropping System

Chen Yuan-xu Journal of Soil and Water Conservation 2014

Other claims from this paper (14)

Association Dry matter accumulation and grain yield first rose and then fell with phosphorus rate.
Intervention effect Annual grain yield increased 25.5% with P2 versus P1.
Intervention effect Annual grain yield increased 31.9% with P3 versus P1.
Intervention effect Annual grain yield increased 43.8% with P4 versus P1.
Intervention effect Annual grain yield increased 18.3% with P5 versus P1.
Intervention effect Phosphorus significantly increased aboveground nitrogen accumulation.
Intervention effect Phosphorus enhanced crop nitrogen utilization efficiency.
Intervention effect Grain nitrogen accumulation increased under P2 through P5 versus P1 by 33.5%, 43.4%, 56.1%, and 17.2%, respectively.
Observation PFP-N under P1 was lower than P2 through P5 by 20.0%, 26.2%, 32.5%, and 17.9%, respectively.
Observation Soil nitrate did not differ markedly among treatments.
Observation Soil nitrate was relatively low at harvest for all three crops.
Observation Nitrogen input minus output was 76.1, -18.2, -50.0, -77.7, and 15.7 kg/hm2 for P1 through P5, respectively.
Observation Under P2 through P4, nitrogen output exceeded input.
Recommendation Moderate phosphorus application was concluded to improve nitrogen uptake and use efficiency.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Nitrogen dose did not affect watermelon fruit yield or water-use efficiency.

Taxon: WATERMELONCitrullus lanatust0
Treatment: nitrogen dosese0
Outcome: Fruit yield and water use efficiencye0
Direction: not affectede0

Not reportedComparator

Verbatim

e0
“Fruit yield and water use efficiency were not affected by nitrogen doses;”
✓ located verbatim in the source · abstract, characters 690–763

t0
“WATERMELON”
✓ located verbatim in the source · title, characters 0–10

Title

WATERMELON YIELD AND EFFICIENCY OF USE OF WATER AND NITROGEN

LAÉRCIO DA SILVA PEREIRA; EVERALDO MOREIRA DA SILVA; JOSÉ ORLANDO PIAUILINO FERREIRA; et al. Revista Caatinga 2019. doi:10.1590/1983-21252019v32n321rc

Other claims from this paper (4)

Association Irrigation depth and nitrogen dose interacted significantly for watermelon nitrogen-use efficiency.
Intervention effect Watermelon yield peaked at 39,549.45 kg ha-1 with 233.48 mm of water.
Intervention effect Water-use efficiency was maximal at a water depth of 110.42 mm.
Intervention effect Nitrogen use was most efficient with 232.21 mm water and 50 kg ha-1 nitrogen.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Plant uptake nitrogen use efficiency did not differ significantly between chemical and biochar-loaded nitrogen.

Taxon: Paddyt0
Treatment: biochar-loaded nitrogene0
Outcome: nitrogen use efficiencye0
Direction: no significancee0
Comparator: chemical nitrogene0

Verbatim

e0
“no significance in nitrogen use efficiency were found for plant uptake between chemical nitrogen and biochar-loaded nitrogen”
✓ located verbatim in the source · abstract, characters 1120–1244

t0
“Paddy Growth”
✓ located verbatim in the source · title, characters 53–65

Title

[Effects of Returning Nitrogen by Biochar Loading on Paddy Growth, Root Morphology, and Nitrogen Use Efficiency].

Ying-Liang Yu; Yue-Man Wang; Peng-Fu Hou; et al. PubMed 2018. doi:10.13227/j.hjkx.201804034

Other claims from this paper (10)

Intervention effect Biochar-loaded nitrogen decreased aboveground paddy biomass by 16% versus nitrogen solution.
Intervention effect Biochar-loaded nitrogen decreased aboveground paddy nitrogen uptake by 14% versus nitrogen solution.
Intervention effect Biochar-loaded nitrogen increased paddy root-shoot biomass ratios by 25%-27%.
Intervention effect Biochar-loaded nitrogen reduced nitrogen recovery use efficiency.
Intervention effect The two nitrogen application methods affected paddy adventitious root length and volume.
Association Paddy underground biomass correlated positively with soil ammonium content.
Association Paddy underground nitrogen uptake correlated positively with soil ammonium content.
Association Aboveground paddy nitrogen uptake correlated negatively with root tips.
Intervention effect Biochar promoted soil mineral nitrogen content for plant uptake.
Recommendation The authors recommend biochar as a carrier to return nitrogen from waterbodies to fields.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Higher nitrogen had no significant effect on late rice nitrogen absorption and use efficiency.

Taxon: late ricee0
Treatment: Increasing nitrogen fertilizer ratee0
Outcome: nitrogen absorption and use efficiencye0

Not reportedComparatorDirection

Verbatim

e0
“Increasing nitrogen fertilizer rate also can increase nitrogen absorption and use efficiency of early rice,but had no significant effect on nitrogen absorption and use efficiency of late rice.”
✓ located verbatim in the source · abstract, characters 1107–1299

Title

Effects of Different Nitrogen Fertilizer Rates on Agronomic Traits and Nitrogen Use Efficiency of Rice in Southern Hunan

Qin DaoZhu Hunan Agricultural Sciences 2011

Other claims from this paper (12)

Intervention effect Higher nitrogen increased effective panicle and total grain numbers in early rice.
Intervention effect Higher nitrogen tended to decrease filled grain number, seed setting rate, and thousand grain weight in early rice.
Intervention effect Higher nitrogen decreased effective panicle number, seed setting rate, and thousand grain weight in late rice.
Intervention effect Higher nitrogen increased total grain number per panicle in late rice.
Intervention effect Higher nitrogen increased early rice yield and net income.
Observation The highest yield for early rice was associated with 240.7 kg/hm2.
Observation The economical nitrogen fertilizer rate for early rice was associated with 220.1 kg/hm2.
Observation The highest yield for late rice was associated with 122.3 kg/hm2.
Observation The economical nitrogen fertilizer rate for late rice was associated with 104.2 kg/hm2.
Intervention effect Higher nitrogen decreased late rice yield and net income.
Observation Late rice yield and net income were highest under nitrogen reduction.
Intervention effect Higher nitrogen increased early rice nitrogen absorption and use efficiency.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Nitrogen increase did not significantly change translocation efficiency, contribution rate or use efficiency.

Taxon: OatAvena sativat0
Treatment: increase of nitrogene0
Outcome: efficiency of nitrogen translocation,nitrogen contribution rate,use efficiency of nitrogene0
Direction: no significant changee0

Not reportedComparator

Verbatim

e0
“there is no significant change on the efficiency of nitrogen translocation,nitrogen contribution rate,use efficiency of nitrogen with the increase of nitrogen”
✓ located verbatim in the source · abstract, characters 759–917

t0
“Oat”
✓ located verbatim in the source · title, characters 109–112

Title

On Effect of Different Water and Nitrogen Condition on Nitrogen Absorption,Translocation and Accumulation of Oat

Wang Xiu-yin Journal of Southwest China Normal University 2014

Other claims from this paper (6)

Intervention effect Nitrogen treatment influenced nitrogen absorption and grain yield.
Intervention effect Irrigated plants accumulated more nitrogen than drought-treated plants at maturity under the same nitrogen application.
Intervention effect Increasing nitrogen increased plant nitrogen accumulation at maturity.
Intervention effect Increasing nitrogen increased nitrogen accumulation in vegetative organs.
Intervention effect Excess nitrogen restrained nitrogen translocation and utilization.
Recommendation The authors recommend an appropriate nitrogen amount for higher nitrogen utilization.

“nitrogen use efficiency”

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