Search claims · PlantClaims

Mechanismobservedreview summarypositivebasis n/a

Claim · model-written summary

Integrating legumes improves nitrogen use efficiency through biological nitrogen fixation.

Taxon: legumese0
Outcome: nitrogen use efficiencye0
Direction: improvese0
Qualifier: biological nitrogen N fixatione0

Verbatim

e0
“integrating legumes improves nitrogen use efficiency through biological nitrogen N fixation.”
✓ located verbatim in the source · abstract, characters 607–699

Title

Beyond monoculture: Exploring the benefits, challenges, and potential of intercropping systems

Bonface O. Manono Agronomy Journal 2026. doi:10.1002/agj2.70401

Other claims from this paper (8)

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma improved nitrogen use efficiency under saline stress.

Taxon: Chinese wolfberryLycium chinensee1
Treatment: Trichodermat0
Interactor: TrichodermaTrichodermat0symbionte2
Outcome: nitrogen use efficiencye0
Direction: improvede0

Not reportedComparator

Verbatim

e0
“improved photosynthetic carbon fixation ability and nitrogen use efficiency”
✓ located verbatim in the source · abstract, characters 101–176

e1
“Chinese wolfberry under saline stress, improved photosynthetic carbon fixation ability and nitrogen use efficiency, and ultimately promoted plant growth”
✓ located verbatim in the source · abstract, characters 62–214

e2
“improved photosynthetic carbon fixation ability and nitrogen use efficiency”
✓ located verbatim in the source · abstract, characters 101–176

t0
“Trichoderma”
✓ located verbatim in the source · title, characters 12–23

Title

[Effects of Trichoderma on nitrogen absorption and use efficiency in Lycium chinense roots under saline stress].

Hui-Min Mei; Ya-Nan Ruan; Jia-Xin Zhang; et al. PubMed 2022. doi:10.13287/j.1001-9332.202209.015

Other claims from this paper (3)

Intervention effect Trichoderma facilitated nitrogen uptake, assimilation and accumulation under saline stress.
Intervention effect Trichoderma improved photosynthetic carbon fixation under saline stress.
Intervention effect Trichoderma ultimately promoted plant growth under saline stress.

Observationobservedreview summarypositivebasis n/a

Claim · model-written summary

Bio-control fungi increase nitrogen use efficiency in crop plants.

Taxon: crop plantse0
Outcome: nitrogen use efficiencye0
Direction: increasee0

Verbatim

e0
“BCF also augments nutrient uptake and increase nitrogen use efficiency in crop plants.”
✓ located verbatim in the source · abstract, characters 723–809

Title

Systemic resistance: Plant responses to interaction with fungal bio-control agents

Ram Niwas; Ramesh Nath Gupta; Nidhika Rani Journal of Eco-friendly Agriculture 2022. doi:10.5958/2582-2683.2022.00070.3

Other claims from this paper (11)

Mechanism SAR and ISR provide long-lasting protection against a broad spectrum of phytopathogens.
Mechanism SAR requires salicylic acid as a signal molecule.
Mechanism ISR uses jasmonic acid and ethylene as signal molecules.
Mechanism Pathogenesis-related proteins contribute to resistance in plants.
Observation Bio-control fungi control soil-borne pathogens.
Observation Bio-control fungi control foliar and fruit pathogens.
Observation Bio-control fungi augment nutrient uptake in crop plants.
Observation Some strains improve plant photosynthetic efficiency.
Observation PcPCL1606 survives in soil.
Observation PcPCL1606 colonizes plant roots efficiently.
Observation PcPCL1606 promotes plant growth.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

AMF inoculation did not significantly affect nitrogen fertilizer use efficiency.

Treatment: AMF inoculatione0
Interactor: AMFe0symbiont
Outcome: nitrogene0

Not reportedTaxonComparatorDirection

Verbatim

e0
“The AMF inoculation did not significantly affect the nitrogen and phosphorus fertilizer use efficiency”
✓ located verbatim in the source · abstract, characters 566–668

Title

Effect of AMF Inoculation on Reducing Excessive Fertilizer Use

Siru Qian; Ying Xu; Yifei Zhang; et al. Microorganisms 2024. doi:10.3390/microorganisms12081550

Other claims from this paper (8)

Intervention effect After 30% fertilizer reduction and phosphorus supplementation, AMF raised grain yield 3.47% with pure chemical fertilizers.
Intervention effect After 30% fertilizer reduction and phosphorus supplementation, AMF raised grain yield 6.65% with mixed fertilizers.
Intervention effect AMF inoculation did not significantly affect phosphorus fertilizer use efficiency.
Intervention effect AMF inoculation significantly increased root colonization.
Intervention effect AMF inoculation significantly increased soil mycelium density.
Intervention effect Mixed fertilizer with phosphorus supplementation yielded greater mycorrhizal effects on plant traits than chemical fertilizer.
Intervention effect Mixed fertilizer with phosphorus supplementation yielded greater mycorrhizal effects on soil nutrient contents than chemical fertilizer.
Recommendation The authors conclude AMF inoculation can reduce fertilizer use while sustaining or enhancing maize yields.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Gerbil disturbance decreased photosynthetic nitrogen use efficiency.

Taxon: H. ammodendronHaloxylon ammodendrone0
Outcome: photosynthetic nitrogen use efficiency (PNUE)e0
Direction: decreasede0

Not reportedTreatmentComparator

Verbatim

e0
“The photosynthetic nitrogen use efficiency (PNUE) and photosynthetic phosphorus use efficiency (PPUE) of H. ammodendron during various growth periods decreased”
✓ located verbatim in the source · abstract, characters 1082–1241

Title

Effects of gerbil disturbance on the ecological stoichiometric characteristics and nutrient uptake and utilization of H. ammodendron

Jinshun Shi; Shuyue Pang; Xingming Hao; et al. PeerJ 2025. doi:10.7717/peerj.19287

Other claims from this paper (7)

Intervention effect Gerbil disturbance increased adult aboveground biomass.
Intervention effect Gerbil disturbance increased root-zone soil N/P during growth.
Intervention effect Gerbil disturbance increased assimilating branch N/P in middle-aged plants.
Intervention effect Gerbil disturbance decreased C/N.
Intervention effect Gerbil disturbance decreased photosynthetic phosphorus use efficiency.
Intervention effect Soil total nitrogen absorption decreased.
Intervention effect Soil total potassium absorption increased.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Endophyte colonization approximately doubled inorganic nitrogen-use efficiency in rice.

Taxon: RiceOryza sativat0
Treatment: colonization of endophytese0
Interactor: endophytese0symbiont
Outcome: efficiency of inorganic N usee0
Direction: increasede0
Value: approximately twofolde0

Not reportedComparator

Verbatim

e0
“colonization of endophytes increased the efficiency of inorganic N use by approximately twofold”
✓ located verbatim in the source · abstract, characters 612–707

t0
“Rice Inorganic Nitrogen”
✓ located verbatim in the source · title, characters 19–42

Title

Endophytes Enhance Rice Inorganic Nitrogen Use Efficiency and Mitigate Nitrogen Loss Via Dissimilatory Nitrate Reduction To Ammonium in Paddy Soils

Mengting Liu; Ting Liu; Zixian Zhang; et al. Rice 2025. doi:10.1186/s12284-025-00814-3

Other claims from this paper (6)

Intervention effect Adding endophyte-colonized rice roots increased soil ammonium concentration by 121–138%.
Intervention effect Endophyte colonization lowered cumulative nitrous oxide emissions by 13–21% versus control.
Intervention effect Endophytes increased Clostridium abundance.
Intervention effect Endophytes increased soil Fe2+ concentration.
Mechanism Endophytes enhanced soil redox capacity.
Mechanism The authors infer that endophytes promote DNRA and mitigate soil nitrogen loss.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Moderate nitrogen input combined with inoculation produced the highest nitrogen use efficiency.

Treatment: moderate nitrogen input (30 kg N·ha−1) combined with inoculatione0
Outcome: nitrogen use efficiencye0
Direction: higheste0

Not reportedTaxonComparator

Verbatim

e0
“The highest nitrogen use efficiency was observed with moderate nitrogen input (30 kg N·ha−1) combined with inoculation.”
✓ located verbatim in the source · abstract, characters 1288–1407

Title

Impact of Nitrogen Fertilisation and Inoculation on Soybean Nodulation, Nitrogen Status, and Yield in a Central European Climate

Waldemar Helios; Magdalena Serafin-Andrzejewska; Marcin Kozak; et al. Agriculture 2025. doi:10.3390/agriculture15151654

Other claims from this paper (5)

Association Soybean nodulation varied significantly by year, greatest under favorable early moisture and reduced during drought.
Intervention effect HiStick Soy inoculation significantly increased soybean nodule number versus Nitragina and uninoculated control in year one.
Intervention effect HiStick Soy inoculation significantly increased soybean seed yield versus Nitragina and uninoculated control in year one.
Intervention effect Nitrogen fertilization consistently improved soybean seed yield.
Intervention effect Nitrogen fertilization had no significant effect on soybean nodulation.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seed inoculation improved nitrogen use efficiency under low nitrogen availability.

Taxon: MaizeZea mayst0
Treatment: Azospirillum-inoculated seedse0
Interactor: AzospirillumAzospirillume0symbiont
Outcome: N use efficiencye0
Direction: improvede0
Qualifier: under low N availablee0
Comparator: the controle0

Verbatim

e0
“Azospirillum-inoculated seeds improved N use efficiency compared to the control under low N available.”
✓ located verbatim in the source · abstract, characters 1123–1225

t0
“Maize seed inoculated with Azospirillum brasilense”
✓ located verbatim in the source · title, characters 0–50

Title

Maize seed inoculated with Azospirillum brasilense as strategy to improve photosynthetic nitrogen use efficiency in the Amazonian periphery

Marcelo Marinho Viana; Lincon Matheus Araujo Silva; Karen Alessandra Castro Ramos; et al. Journal of Plant Nutrition 2024. doi:10.1080/01904167.2024.2393432

Other claims from this paper (8)

Intervention effect Photosynthesis increased with nitrogen rate regardless of inoculation.
Intervention effect Specific leaf nitrogen increased with nitrogen rate regardless of inoculation.
Observation Seed inoculation with 114 kg ha−1 nitrogen produced maximum yield of 6.0 Mg ha−1.
Intervention effect Without nitrogen, seed inoculation raised yield by 33% relative to control.
Intervention effect Without nitrogen, seed inoculation raised photosynthesis by 31% relative to control.
Intervention effect Across nitrogen rates, seed inoculation increased photosynthetic nitrogen use efficiency by 17%–24%.
Recommendation The authors suggest inoculated seed could allow nitrogen rates to fall from 180 to 114 kg ha−1 while raising yield 9%.
Recommendation The authors suggest seed inoculation can sustainably enhance photosynthetic nitrogen use efficiency on low fertility soils.

Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Plant nitrogen use efficiency increased with soil microbial stocks.

Taxon: plante2
Outcome: NUEe1
Direction: increasede0
Setting: soil microbial stockse0

Verbatim

e0
“increased with soil pH and soil microbial stocks”
✓ located verbatim in the source · abstract, characters 1011–1059

e1
“NUE decreased with the intensity”
✓ located verbatim in the source · abstract, characters 926–958

e2
“plant nitrogen (N) uptake (Nup) and N use efficiency (NUE)”
✓ located verbatim in the source · abstract, characters 141–199

Title

Nitrogen deposition and climate drive plant nitrogen uptake while soil factors drive nitrogen use efficiency in terrestrial ecosystems

Helena Vallicrosa; Katrin Fleischer; Manuel Delgado-Baquerizo; et al. Earth System Dynamics 2025. doi:10.5194/esd-16-1183-2025

Other claims from this paper (12)

Association Plant N uptake was primarily driven by N deposition.
Association Plant N uptake increased in warmer areas.
Association Plant N uptake increased in wetter areas.
Association Nitrogen use efficiency was driven by soil biotic and abiotic factors.
Association Plant nitrogen use efficiency decreased with greater arbuscular mycorrhizal fungal colonization.
Association Plant nitrogen use efficiency increased with soil pH.
Association Plant N uptake was higher at tropical latitudes.
Association Plant N use efficiency was higher toward the poles.
Association Total soil N stocks did not drive plant nitrogen uptake.
Association Total soil N stocks did not drive plant nitrogen use efficiency.
Method / resource TRENDY models may overestimate tropical plant N uptake by about 100 Tg N yr−1.
Method / resource TRENDY models may triple the standard deviation of plant N uptake at boreal latitudes.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Bioinoculation increased maize nitrogen use efficiency under water deficit.

Taxon: maizeZea mayse0
Treatment: Bioinoculatione0
Outcome: use efficiencye0
Direction: increasede0
Qualifier: nitrogen (N)e0

Not reportedComparator

Verbatim

e0
“Bioinoculation also increased nitrogen (N) and phosphorous (P) use efficiency, which may have led to higher maize growth under water deficit conditions.”
✓ located verbatim in the source · abstract, characters 728–880

Title

Plant growth-promoting rhizobacteria (PGPR) improve the growth and nutrient use efficiency in maize (Zea mays L.) under water deficit conditions

S.I.A. Pereira; D. Abreu; H. Moreira; et al. Heliyon 2020. doi:10.1016/j.heliyon.2020.e05106

Other claims from this paper (8)

Intervention effect Moderate and severe water deficit reduced maize shoot biomass at 60 and 40% WHC.
Intervention effect Moderate and severe water deficit increased maize root to shoot ratio.
Intervention effect Moderate and severe water deficit negatively affected soil microbial activity.
Intervention effect Bioinoculants mitigated maize shoot biomass losses under water deficit.
Intervention effect Co-inoculated PGPR increased maize aerial biomass by up to 89% under moderate water deficit.
Intervention effect Bioinoculation increased maize phosphorous use efficiency under water deficit.
Intervention effect Inoculum size had marginal influence on maize biometric and nutrient parameters.
Intervention effect The higher concentration of the PGPR mixture was most effective for maize shoot biomass under moderate water deficit.

“nitrogen use efficiency”

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