Search claims · PlantClaims

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

NRE, PRE and NRE:PRE vary significantly at a global scale.

Taxon: herbaceous speciese1
Outcome: NRE, PRE and N : P resorption ratios (NRE : PRE)e3
Setting: global scalee3

Not reportedDirection

Verbatim

e1
“spanning 521 observations and 248 herbaceous species”
✓ located verbatim in the source · abstract, characters 396–448

e3
“NRE, PRE and N : P resorption ratios (NRE : PRE) vary statistically significantly at a global scale”
✓ located verbatim in the source · abstract, characters 635–734

Title

Global patterns of leaf nutrient resorption in herbaceous plants

Zhiqiang Wang; Zhexuan Fan; Qi Zhao; et al. 2018. doi:10.5194/bg-2018-112

Other claims from this paper (5)

Observation N resorption efficiency across herbaceous plant groups is 54.7%.
Observation P resorption efficiency across herbaceous plant groups is 64.5%.
Association NRE, PRE and NRE:PRE increase with increasing latitude.
Association NRE, PRE and NRE:PRE decrease with increasing mean annual temperature.
Association NRE, PRE and NRE:PRE decrease with mean annual precipitation.

Associationobservedoriginal resultmeasured

Claim · model-written summary

NRE, PRE and NRE:PRE increase with increasing latitude.

Taxon: herbaceous speciese1
Treatment: increasing latitudee2
Outcome: NRE, PRE and NRE : PREe2
Direction: increasee2

Verbatim

e1
“spanning 521 observations and 248 herbaceous species”
✓ located verbatim in the source · abstract, characters 396–448

e2
“NRE, PRE and NRE : PRE increase with increasing latitude but decrease with increasing mean annual temperature (MAT) and mean annual precipitation (MAP)”
✓ located verbatim in the source · abstract, characters 742–893

Title

Global patterns of leaf nutrient resorption in herbaceous plants

Zhiqiang Wang; Zhexuan Fan; Qi Zhao; et al. 2018. doi:10.5194/bg-2018-112

Other claims from this paper (5)

Observation N resorption efficiency across herbaceous plant groups is 54.7%.
Observation P resorption efficiency across herbaceous plant groups is 64.5%.
Association NRE, PRE and NRE:PRE decrease with increasing mean annual temperature.
Association NRE, PRE and NRE:PRE decrease with mean annual precipitation.
Association NRE, PRE and NRE:PRE vary significantly at a global scale.

Associationobservedoriginal resultmeasured

Claim · model-written summary

NRE, PRE and NRE:PRE decrease with mean annual precipitation.

Taxon: herbaceous speciese1
Treatment: mean annual precipitation (MAP)e2
Outcome: NRE, PRE and NRE : PREe2
Direction: decreasee2

Verbatim

e1
“spanning 521 observations and 248 herbaceous species”
✓ located verbatim in the source · abstract, characters 396–448

e2
“NRE, PRE and NRE : PRE increase with increasing latitude but decrease with increasing mean annual temperature (MAT) and mean annual precipitation (MAP)”
✓ located verbatim in the source · abstract, characters 742–893

Title

Global patterns of leaf nutrient resorption in herbaceous plants

Zhiqiang Wang; Zhexuan Fan; Qi Zhao; et al. 2018. doi:10.5194/bg-2018-112

Other claims from this paper (5)

Observation N resorption efficiency across herbaceous plant groups is 54.7%.
Observation P resorption efficiency across herbaceous plant groups is 64.5%.
Association NRE, PRE and NRE:PRE increase with increasing latitude.
Association NRE, PRE and NRE:PRE decrease with increasing mean annual temperature.
Association NRE, PRE and NRE:PRE vary significantly at a global scale.

Associationobservedoriginal resultmeasured

Claim · model-written summary

NRE, PRE and NRE:PRE decrease with increasing mean annual temperature.

Taxon: herbaceous speciese1
Treatment: increasing mean annual temperature (MAT)e2
Outcome: NRE, PRE and NRE : PREe2
Direction: decreasee2

Verbatim

e1
“spanning 521 observations and 248 herbaceous species”
✓ located verbatim in the source · abstract, characters 396–448

e2
“NRE, PRE and NRE : PRE increase with increasing latitude but decrease with increasing mean annual temperature (MAT) and mean annual precipitation (MAP)”
✓ located verbatim in the source · abstract, characters 742–893

Title

Global patterns of leaf nutrient resorption in herbaceous plants

Zhiqiang Wang; Zhexuan Fan; Qi Zhao; et al. 2018. doi:10.5194/bg-2018-112

Other claims from this paper (5)

Observation N resorption efficiency across herbaceous plant groups is 54.7%.
Observation P resorption efficiency across herbaceous plant groups is 64.5%.
Association NRE, PRE and NRE:PRE increase with increasing latitude.
Association NRE, PRE and NRE:PRE decrease with mean annual precipitation.
Association NRE, PRE and NRE:PRE vary significantly at a global scale.

Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

PRE exceeded NRE significantly.

Outcome: PREe0
Direction: highere0
Comparator: NREe0

Not reportedTaxon

Verbatim

e0
“PRE was significantly higher than NRE.”
✓ located verbatim in the source · abstract, characters 735–773

Title

Nutrient content and resorption efficiency of leaves of broad-leaved trees along altitudes in Wuyi Mountains, China.

Xin-Yang Wu; Jing Shao; Xiao-Ping Chen; et al. PubMed 2023. doi:10.13287/j.1001-9332.202309.007

Other claims from this paper (10)

Observation Green leaves had more N and P than senescent leaves.
Association Leaf N and P contents increased with altitude.
Observation Mean phosphorus resorption efficiency was 48.3%.
Observation Mean nitrogen resorption efficiency was 34.9%.
Association Nutrient resorption efficiency did not differ significantly with altitude.
Association NRE had positive isokinetic growth with mature leaf N at 1400 m.
Association NRE had negative allometry with senescent leaf N at 1800 m.
Association PRE and senescent leaf N and P had negative isokinetic growth at 1400 m.
Association PRE and senescent leaf N and P had negative allometry at higher altitudes.
Observation PRE-NRE allometric growth index was 0.95 at each altitude.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Stipa capillacea NRE was 38% higher than Kobresia pygmaea NRE.

Taxon: S. capillaceaStipa capillaceae0
Outcome: NREe0
Direction: highere0
Value: 38%e0
Comparator: K. pygmaeae0

Verbatim

e0
“The NRE and PRE were higher in S. capillacea than in K. pygmaea and A. xylorhiza, especially at the high N addition level (38% and 45% higher NRE and 36% and 15% higher PRE compared to K. pygmaea and A. xylorhiza, respectively)”
✓ located verbatim in the source · abstract, characters 1479–1706

Title

Effects of warming and nitrogen addition on nutrient resorption efficiency in an alpine meadow on the northern Tibetan Plateau

Ning Zong; Peili Shi; Xi Chai Soil Science & Plant Nutrition 2018. doi:10.1080/00380768.2018.1467727

Other claims from this paper (18)

Intervention effect Increasing N addition raised leaf N content and N/P ratio.
Intervention effect N addition aggravated P limitation of plant growth.
Intervention effect Moderate N addition increased plant N resorption efficiency.
Intervention effect High N addition had no effect on Kobresia pygmaea N resorption efficiency.
Intervention effect High N addition had no effect on Anaphalis xylorhiza N resorption efficiency.
Intervention effect N addition significantly increased Stipa capillacea leaf P resorption efficiency.
Intervention effect N addition did not change community N resorption efficiency.
Intervention effect N addition did not change community P resorption efficiency.
Intervention effect Warming reduced soil N content.
Intervention effect Warming increased community NRE by 12% under CK.
Intervention effect Warming increased community NRE by 16% under N40.
Intervention effect Warming increased community PRE by 26% under CK.
Intervention effect Warming increased community PRE by 24% under N40.
Observation Stipa capillacea NRE was 45% higher than Anaphalis xylorhiza NRE.
Observation Stipa capillacea PRE was 36% higher than Kobresia pygmaea PRE.
Observation Stipa capillacea PRE was 15% higher than Anaphalis xylorhiza PRE.
Association Plant leaf NRE and PRE tended to decrease as soil inorganic N availability increased.
Mechanism Authors suggest species responses and Stipa competitive advantage may change meadow community structure and decomposition under climate change.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Stipa capillacea NRE was 45% higher than Anaphalis xylorhiza NRE.

Taxon: S. capillaceaStipa capillaceae0
Outcome: NREe0
Direction: highere0
Value: 45%e0
Comparator: A. xylorhizae0

Verbatim

e0
“The NRE and PRE were higher in S. capillacea than in K. pygmaea and A. xylorhiza, especially at the high N addition level (38% and 45% higher NRE and 36% and 15% higher PRE compared to K. pygmaea and A. xylorhiza, respectively)”
✓ located verbatim in the source · abstract, characters 1479–1706

Title

Effects of warming and nitrogen addition on nutrient resorption efficiency in an alpine meadow on the northern Tibetan Plateau

Ning Zong; Peili Shi; Xi Chai Soil Science & Plant Nutrition 2018. doi:10.1080/00380768.2018.1467727

Other claims from this paper (18)

Intervention effect Increasing N addition raised leaf N content and N/P ratio.
Intervention effect N addition aggravated P limitation of plant growth.
Intervention effect Moderate N addition increased plant N resorption efficiency.
Intervention effect High N addition had no effect on Kobresia pygmaea N resorption efficiency.
Intervention effect High N addition had no effect on Anaphalis xylorhiza N resorption efficiency.
Intervention effect N addition significantly increased Stipa capillacea leaf P resorption efficiency.
Intervention effect N addition did not change community N resorption efficiency.
Intervention effect N addition did not change community P resorption efficiency.
Intervention effect Warming reduced soil N content.
Intervention effect Warming increased community NRE by 12% under CK.
Intervention effect Warming increased community NRE by 16% under N40.
Intervention effect Warming increased community PRE by 26% under CK.
Intervention effect Warming increased community PRE by 24% under N40.
Observation Stipa capillacea NRE was 38% higher than Kobresia pygmaea NRE.
Observation Stipa capillacea PRE was 36% higher than Kobresia pygmaea PRE.
Observation Stipa capillacea PRE was 15% higher than Anaphalis xylorhiza PRE.
Association Plant leaf NRE and PRE tended to decrease as soil inorganic N availability increased.
Mechanism Authors suggest species responses and Stipa competitive advantage may change meadow community structure and decomposition under climate change.

Observationobservedoriginal resultmeasured

Claim · model-written summary

NRE selections varied considerably in self-fertility.

Taxon: Rabbiteye blueberry hybridst0
Material: NRE selectionse0
Outcome: Considerable variatione0

Verbatim

e0
“Considerable variation existed among the NRE selections tested”
✓ located verbatim in the source · abstract, characters 1219–1281

t0
“Rabbiteye Blueberry Hybrids”
✓ located verbatim in the source · title, characters 47–74

Title

Self-fertility Evaluations of Northern-adapted Rabbiteye Blueberry Hybrids

Mark K. Ehlenfeldt; Matthew Kramer HortScience 2012. doi:10.21273/hortsci.47.12.1837

Other claims from this paper (2)

Observationauthor interpretationoriginal resultmeasured

Claim · model-written summary

The macrophytes had lower values of N resorption efficiency (NRE).

Taxon: four emergent macrophytest0
Outcome: values of NREe0
Direction: lowere0

Verbatim

e0
“lower values of NRE”
✓ located verbatim in the source · abstract, characters 1447–1466

t0
“four emergent macrophytes”
✓ located verbatim in the source · title, characters 77–102

Title

Nitrogen, Phosphorus, and Potassium resorption efficiency and proficiency of four emergent macrophytes from nutrient-rich wetlands

Agnieszka Ławniczak Polish Journal of Environmental Studies 2011

Other claims from this paper (8)

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Mean NRE under NPKM was 42.6% over 18 years.

Outcome: NREe0
Direction: reachese0
Value: 42.6%e0

Not reportedTaxon

Verbatim

e0
“its NRE reaches to 42.6% on average of the 18 years”
✓ located verbatim in the source · abstract, characters 979–1030

Title

Effects of long-term different fertilization on nitrogen recovery efficiency of maize in red soil

Yinghua Duan; Xu MingGang; Wang BaiRen; et al. Plant Nutrition and Fertilizing Science 2010

Other claims from this paper (11)

Intervention effect NPKM increased maize grain yield 61.5% compared with NPK.
Intervention effect NPKM increased maize plant nitrogen accumulation 63.1% compared with NPK.
Observation Manure treatment had constant maize yield, above CK and below NPKM.
Observation Manure treatment had constant NRE, above CK and below NPKM.
Observation Under NPK, nitrogen recovery was constant for eight years, then decreased 3.34% yearly in years 8–18.
Observation Mean NRE under NPK was 24.7% over 18 years.
Observation NRE under NPKM rose 1.24% per year.
Association NRE was positively related to soil pH under NPK and NPKM.
Association Within pH 4.5–6.3, a one-unit pH decrease was associated with 10.9% lower NRE.
Observation Soil pH declined under NPK but stayed constant under CK, NPKM and M.
Recommendation The authors recommend chemical fertilizer with manure for grain yield and soil fertility.

“NRE”

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