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Method / resourceobservedoriginal resultpositiveprojected

Claim · model-written summary

Long-term good agronomy could increase nitrogen use efficiency to 84%.

Outcome
nitrogen use efficiencye0
Value
84%e0

Verbatim

e0

“improve nitrogen use efficiency (to 84%)”

✓ located verbatim in the source · abstract, characters 1447–1487

Title

Scope and strategies for sustainable intensification of potato production in Northern China

Na Wang; Pytrik Reidsma; Martin K. van Ittersum Agronomy Journal 2020. doi:10.1002/agj2.20269

Other claims from this paper (5)
Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

Dry matter weight, root/shoot ratio, N content, N accumulation, N-use efficiency and N use index were selected as nitrogen efficiency parameters.

Outcome
N efficiency parameterse0
Value
dry matter weight, root/shoot ratio, N content, N accumulation, N-use efficiency, and N use indexe0

Verbatim

e0

“dry matter weight, root/shoot ratio, N content, N accumulation, N-use efficiency, and N use index were considered to be the N efficiency parameters”

✓ located verbatim in the source · abstract, characters 687–834
t0

“Peanut”

✓ located verbatim in the source · title, characters 117–123

Title

Establishment of a Comprehensive Evaluation System for Low Nitrogen and Screening of Nitrogen-Efficient Germplasm in Peanut

Ping Zhang; Dongming Gang; Yanliang Wang; et al. Horticulturae 2024. doi:10.3390/horticulturae10070669

Other claims from this paper (3)
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

ALG consistently improved nitrogen use efficiency indices versus TRD.

Taxon
sorghumSorghume1
Outcome
Nitrogen Use Efficiency (NUE)e0
Comparator
TRDe2

Verbatim

e0

“the indices calculated to evaluate the Nitrogen Use Efficiency (NUE) were consistently better in the ALG theses”

✓ located verbatim in the source · abstract, characters 1465–1576
e1

“sorghum crop”

✓ located verbatim in the source · abstract, characters 736–748
e2

“traditional application of fertilizer (TRD)”

✓ located verbatim in the source · abstract, characters 591–634

Title

Integrating NDVI and agronomic data to optimize the variable-rate nitrogen fertilization

Nicola Silvestri; Leonardo Ercolini; Nicola Grossi; et al. Precision Agriculture 2024. doi:10.1007/s11119-024-10185-2

Other claims from this paper (8)
Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

The study obtained nitrogen use efficiency data for aerobic rice.

Outcome
nitrogen use efficiencye0
Comparator
total nitrogene0

Verbatim

t0

“aerobic rice”

✓ located verbatim in the source · title, characters 38–50
e0

“In this work, the data several data of nitrogen derived from fertilizer (Ndff), total nitrogen, nitrogen uptake and nitrogen use efficiency was obtained.”

✓ located verbatim in the source · abstract, characters 721–874

Title

Nitrogen use efficiency evaluation of aerobic rice under field capacity water potential using 15N isotopic tracer technique

Ahmad Nazrul Abd Wahid; Sahibin Abd Rahim; Khairuddin Abdul Rahim; et al. AIP conference proceedings 2015. doi:10.1063/1.4931188

Other claims from this paper (1)
Method / resourceauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

LNAE was proposed as an indicator of nitrogen use efficiency in maize inbred lines.

Taxon
maizeZea mayse0
Outcome
indicator in the evaluation of nitrogen use efficiencye0

Not reportedComparatorValue

Verbatim

e0

“LNAE could be used as an indicator in the evaluation of nitrogen use efficiency of maize inbred lines”

✓ located verbatim in the source · abstract, characters 1199–1300

Title

Evaluation on nitrogen use efficiency in main maize inbred lines of Guangxi

WU Yong-sheng Nanfang nongye xuebao 2012

Other claims from this paper (5)
Method / resourceobservedoriginal resultsimulated

Claim · model-written summary

Simulated water use efficiency increased with nitrogen fertilizer application.

Outcome
water use efficiencye1
Direction
increasede0
Comparator
nitrogen fertilizer applicatione0

Verbatim

e0

“it´s value increased with increasing drought stress and nitrogen fertilizer application”

✓ located verbatim in the source · abstract, characters 1175–1262
e1

“water use efficiency of corn hybrids”

✓ located verbatim in the source · abstract, characters 1104–1140

Title

Evaluation of AquaCrop Model in Simulating Yield and Water Use Efficiency of Three Corn Hybrids under Hot-Dry Climatic Conditions

Yaser Esmaeilian; Mahmoud Ramroudi DOAJ (DOAJ: Directory of Open Access Journals) 2018

Other claims from this paper (14)
Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

Nitrogen index reflected nitrogen use efficiency at all nitrogen rates.

Taxon
summer maizeZea mayse1
Outcome
nitrogen use efficiencye0

Not reportedComparatorValue

Verbatim

e0

“the nitrogen index can well reflected the nitrogen use efficiency whatever nitrogen application rate”

✓ located verbatim in the source · abstract, characters 1506–1606
e1

“summer maize accurately”

✓ located verbatim in the source · abstract, characters 1367–1390

Title

Genotypic variation in nitrogen use efficiency in summer maize

Bingnian Zhai Plant Nutrition and Fertilizing Science 2006

Other claims from this paper (10)
Method / resourceobservedoriginal resultpositivebasis n/a

Claim · model-written summary

Sugarcane varieties were classified into three nitrogen use efficiency categories affecting nitrogen recommendations.

Taxon
sugarcanee0
Material
sugarcane varietiese0
Outcome
categories of N use efficiencye0
Value
three categoriese0

Verbatim

e0

“Classification of sugarcane varieties into one of three categories of N use efficiency and the impact on N recommendations”

✓ located verbatim in the source · abstract, characters 1110–1232

Title

Recent advances to improve nitrogen use efficiency of sugarcane in the South African sugar industry.

J. H. Meyer; Arnold W. Schumann; R. A. Wood; et al. 2007

Other claims from this paper (12)
Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

The minus method gave higher nitrogen use efficiency in rice than the isotope tracer technique.

Outcome
nitrogen use efficiencye4
Direction
highere4
Comparator
isotope tracer techniquee4

Verbatim

t0

“Lowland Rice Field”

✓ located verbatim in the source · title, characters 74–92
e4

“the nitrogen use efficiency acquired by minusing method was higher than that by isotope tracer technique”

✓ located verbatim in the source · abstract, characters 546–650

Title

Effects of Water and Fertilizer on Nitrogen Use Effeciency and Balance in Lowland Rice Field

Pingcang Zhang Journal of Irrigation and Drainage 2009

Other claims from this paper (9)
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

Regression residuals enabled selection of genotypes with high nitrogen use efficiency and contrasting nitrogen concentrations.

Taxon
timothyPhleum pratensee1
Outcome
selection of genotypes with both high N use efficiency and contrasted N concentrationse0
Comparator
all genotypese0

Verbatim

e0

“The analysis of residues of the linear regression between N uptake and DM yield of all genotypes allowed for the selection of genotypes with both high N use efficiency and contrasted N concentrations.”

✓ located verbatim in the source · abstract, characters 233–433
e1

“Differences in N use efficiency were found among 40 genotypes of timothy.”

✓ located verbatim in the source · abstract, characters 159–232

Title

Selection for nitrogen use efficiency and N concentration in timothy

R. Michaud; G. Bélanger; A. Brégard; et al. Canadian Journal of Plant Science 1998. doi:10.4141/p98-003

Other claims from this paper (1)
Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

The difference method gave higher fertilizer use efficiency than the isotopic method.

Outcome
fertilizer use efficiencye0
Direction
highere0
Comparator
isotopic methode0

Verbatim

e0

“Different method gave relatively higher values for the fertilizer use efficiency as compared to isotopic method”

✓ located verbatim in the source · abstract, characters 895–1006
t0

“rice (Oryza sativa L.)”

✓ located verbatim in the source · title, characters 33–55

Title

Growth and nitrogen nutrition of rice (Oryza sativa L.) in soil treated with N-serve and a nitrification inhibiting insecticide

A. Lodhi; N. MALIK; F. Azam Pakistan Journal of Botany 1996

Other claims from this paper (11)
Method / resourceauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Radiation use efficiency calculated from aerial biomass data is disadvantaged when comparing different levels of shade.

Taxon
Dichanthium aristatumDichanthium aristatume1
Outcome
disadvantage in the use of radiation use efficiency calculated from aerial biomass datae0
Comparator
differents levels of shadee0

Verbatim

e1

“the effect of three levels of irradiance (100%, 56% and 33% of full sunlight) on C and nitrogen (N) allocation in Dichanthium aristatum”

✓ located verbatim in the source · abstract, characters 213–348
e0

“The higher shoot:root ratio under shade shows the disadvantage in the use of radiation use efficiency calculated from aerial biomass data when comparing differents levels of shade”

✓ located verbatim in the source · abstract, characters 1087–1266

Title

Effect of shade on the carbon and nitrogen allocation in a perennial tropical grass,Dichanthium aristatum

Pablo Cruz Journal of Experimental Botany 1997. doi:10.1093/jxb/48.1.15

Other claims from this paper (6)
Method / resourceauthor interpretationoriginal resultmeasured

Claim · model-written summary

The authors judged the ranking method feasible for nitrogen use efficiency improvement research.

Outcome
feasible and practicale0
Comparator
research on genetic improvement of N utilization efficiencye0

Verbatim

e0

“the methodology is feasible and practical for use in research on genetic improvement of N utilization efficiency”

✓ located verbatim in the source · abstract, characters 1243–1355
t0

“Rice Genotypes”

✓ located verbatim in the source · title, characters 50–64

Title

Measurement of Nitrogen Utilization Efficiency in Rice Genotypes1

F. E. Broadbent; S. K. De Datta; E. V. Laureles Agronomy Journal 1987. doi:10.2134/agronj1987.00021962007900050006x

Other claims from this paper (5)
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The rice nitrogen utilization efficiency method gave satisfactory evaluation without isotope labeled fertilizer.

Outcome
satisfactory evaluation of N utilization efficiencye0
Comparator
isotopically labeled fertilizere0

Verbatim

e0

“A satisfactory evaluation of N utilization efficiency can be obtained without the use of isotopically labeled fertilizer”

✓ located verbatim in the source · abstract, characters 1564–1684
t0

“Rice Genotypes”

✓ located verbatim in the source · title, characters 62–76

Title

Methodology for Evaluating Nitrogen Utilization Efficiency by Rice Genotypes

S. K. De Datta; F. E. Broadbent Agronomy Journal 1988. doi:10.2134/agronj1988.00021962008000050020x

Other claims from this paper (7)
Method / resourceobservedoriginal resultpositivesimulated

Claim · model-written summary

An optimal leaf nitrogen content could be determined to maximize leaf dry matter production.

Taxon
Polygonum cuspidatumPolygonum cuspidatume1
Outcome
Optimal nitrogen content per unit leaf area (Copt)e0
Comparator
a curvilinear relation between NAR and Ce0

Verbatim

e0

“Optimal nitrogen content per unit leaf area (Copt) to maximize dry-matter production of a leaf could be determined by drawing a tangent from the ongin to a curvilinear relation between NAR and C.”

✓ located verbatim in the source · abstract, characters 518–713
e1

“The growth of Polygonum cuspidatum in sand culture”

✓ located verbatim in the source · abstract, characters 0–50

Title

Nitrogen Use Efficiency in Growth of Polygonum cuspidatum Sieb. et Zucc

T. HIROSE Annals of Botany 1984. doi:10.1093/oxfordjournals.aob.a086839

Other claims from this paper (7)
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

Fertilizer recommendations were calibrated using soil and fertilizer nitrogen efficiency factors.

Outcome
fertilizer recommendations were calibratede0
Qualifier
efficiency factors of soil and fertilizer nitrogene0

Not reportedTaxonComparatorValue

Verbatim

e0

“Based on the efficiency factors of soil and fertilizer nitrogen. the fertilizer recommendations were calibrated”

✓ located verbatim in the source · abstract, characters 108–219

Title

Use of Mitscherlich Model for Efficient and Economic Fertilizer Use

BALASUNDARAM C.S Madras Agricultural Journal 1979. doi:10.29321/maj.10.a02910

Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

Crop and site measurements only partly accounted for differences in nitrogen-use efficiency below optimum.

Taxon
spring barleyHordeum vulgaret0
Outcome
efficiency of N use below optimume0
Direction
only partially successfule0
Comparator
between sites and between yearse0

Verbatim

e0

“Crop measurements and determinable site factors were only partially successful in accounting for differences between sites and between years in optimal N and efficiency of N use below optimum.”

✓ located verbatim in the source · abstract, characters 168–360
t0

“spring barley”

✓ located verbatim in the source · title, characters 68–81

Title

Nitrogen requirement of cereals: 2. Multi-level nitrogen tests with spring barley in south-western England

P. Needham; D. A. Boyd The Journal of Agricultural Science 1976. doi:10.1017/s002185960002671x

Other claims from this paper (2)
Method / resourceauthor interpretationoriginal resultmeasured

Claim · model-written summary

The proposed soil and tissue test is expected to improve quality, sucrose production and efficiency.

Outcome
root quality and sucrose production, as well as production efficiencye0
Direction
improvee0
Comparator
proposed soil and tissue teste0

Verbatim

e0

“The use of the proposed soil and tissue test will improve root quality and sucrose production, as well as production efficiency”

✓ located verbatim in the source · abstract, characters 1828–1955
t0

“Sugarbeet Yield”

✓ located verbatim in the source · title, characters 0–15

Title

Sugarbeet Yield and Quality as Affected by Nitrogen Level1

J. N. Carter; D. T. Westermann; M. E. Jensen Agronomy Journal 1976. doi:10.2134/agronj1976.00021962006800010014x

Other claims from this paper (6)
Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

Second degree polynomial functions characterized cotton lint yield, evapotranspiration and water use efficiency against irrigation and nitrogen on two soils.

Treatment
quantity of irrigation water and nitrogen appliede0
Outcome
lint yield, evapotranspiration (ET), and efficiency of water usee0
Value
2nd‐degree polynomialse0

Verbatim

e0

“Cotton lint yield, evapotranspiration (ET), and efficiency of water use were characterized with 2nd‐degree polynomials as functions of the quantity of irrigation water and nitrogen applied on two widely different soils”

✓ located verbatim in the source · abstract, characters 9–227

Title

Functions for Cotton (Gossypium hirsutum L.) Production from Irrigation and Nitrogen Fertilization Variables: I. Yield and Evapotranspiration1

Donald W. Grimes; H. Yamada; W. L. Dickens Agronomy Journal 1969. doi:10.2134/agronj1969.00021962006100050035x

Other claims from this paper (5)

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