Search claims · PlantClaims

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen and potassium fertilization improved the nutritional status of banana plants.

Taxon: bananae0
Treatment: Nitrogen and potassium fertilizatione0
Outcome: nutritional statuse0
Direction: improvede0

Not reportedComparator

Verbatim

e0
“Nitrogen and potassium fertilization improved the nutritional status of banana plants”
✓ located verbatim in the source · abstract, characters 995–1080

Title

Critical nitrogen and potassium levels and sufficiency ranges for banana cultivation in Ecuador

D. Villaseñor-Ortiz; dvillasenor@utmachala.edu.ec; R. De Mello Prado; et al. Fruits 2022. doi:10.17660/th2022/002

Other claims from this paper (8)

Intervention effect A combined effect of N and K2O fertilization was observed on banana leaf contents of K, Ca and Mg.
Intervention effect A combined effect of N and K2O fertilization was observed on banana leaf contents of S and Cl.
Intervention effect A combined effect of N and K2O fertilization was observed on banana leaf contents of Mn and Zn.
Observation The appropriate leaf N range for bananas cultivated in Ecuador was 32-33 g kg-1.
Observation The appropriate leaf K range for bananas cultivated in Ecuador was 34-35 g kg-1.
Association The maximum banana production depended on the interaction between N and K.
Association Maximum banana production was associated with an N dose of 358 kg ha-1.
Association Maximum banana production was associated with a K2O dose of 596 kg ha-1.

Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

The authors infer a nitrogen-excess nutritional status under potassium deficiency.

Outcome: nitrogen excesse0
Qualifier: nutritional status of the plantse0

Not reportedTaxon

Verbatim

e0
“the nutritional status of the plants showed a nitrogen excess”
✓ located verbatim in the source · abstract, characters 1161–1222

Title

Accumulation of carbon and nitrogen compounds in sweet potato plants grown under deficiency of N, P, or K nutrients

Mitsuru Osaki; Hiroyuki Ueda; Takuro Shinano; et al. Soil Science & Plant Nutrition 1995. doi:10.1080/00380768.1995.10419617

Other claims from this paper (11)

Intervention effect Nitrogen deficiency decreased total dry weight.
Intervention effect Nitrogen deficiency decreased tuberous root dry weight.
Observation The -N plot had the highest dry-weight harvest index.
Observation The -N plot had the lowest nitrogen harvest index.
Intervention effect Phosphorus deficiency left total dry weight the same as control.
Intervention effect Phosphorus deficiency restricted tuberous root dry weight.
Mechanism The authors suggest phosphorus deficiency stimulated protein or cellulose construction in leaves.
Mechanism The authors suggest phosphorus deficiency restricted starch construction in tuberous roots.
Intervention effect Potassium deficiency did not restrict nitrogen absorption.
Intervention effect Potassium deficiency restricted phosphorus absorption.
Mechanism The authors suggest nitrogen excess and phloem transport disorder harmed sweet potato growth.

Associationobservedoriginal resultmeasured

Claim · model-written summary

Asparagine appearance is directly related to nitrogen nutritional status in crop plants.

Taxon: crop plantse0
Treatment: nitrogen nutritional statuse0
Outcome: asparagine appearancee0

Not reportedDirection

Verbatim

e0
“asparagine appearance in crop plants was investigated and it was found that its appearance has, definitely, direct relation with the nitrogen nutritional status of crop plants”
✓ located verbatim in the source · abstract, characters 85–260

Title

Asparagine test in relation with the nitrogen nutritional status of crop plants III

Mahatim Singh; Kikuo Kumazawa; Shingo Mitsui Soil Science & Plant Nutrition 1960. doi:10.1080/00380768.1960.10430912

Other claims from this paper (3)

Association Asparagine appearance is mostly initiated by the start of panicle formation.
Association Nitrate appearance has no direct relation with panicle formation.
Association Nitrate appearance has no direct relation with asparagine appearance.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Nitrogen application affected nutritional status and recovery of signal grass.

Taxon: signal grasse0
Treatment: nitrogene0
Outcome: nutritional status of signal grass and the recovery of thise0

Not reportedComparatorDirection

Verbatim

e0
“The application of nitrogen, affected the nutritional status of signal grass and the recovery of this.”
✓ located verbatim in the source · abstract, characters 1268–1370

Title

Doses and sources of nitrogen on mineral nutrition in marandu grass.

K. A. de P. Costa; Valdemar Faquin; Itamar Pereira de Oliveira; et al. Ciência Animal Brasileira 2009

Other claims from this paper (4)

Observation The tested nitrogen rates did not reach a maximum for N, K and Mg concentrations.
Observation The tested nitrogen rates did not reach a maximum for S, Cu and Fe concentrations.
Intervention effect Increasing nitrogen rates reduced phosphorus absorption in plant tissue.
Intervention effect Plants receiving urea had a higher N:S ratio.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Nitrogen source did not affect nutritional status or grain yield.

Taxon: soybeanGlycine maxt0
Treatment: N sourcee0
Outcome: nutritional status or grain yielde0
Direction: note0

Not reportedComparator

Verbatim

e0
“The N source affected nodulation, but not nutritional status or grain yield.”
✓ located verbatim in the source · abstract, characters 1162–1238

t0
“soybean”
✓ located after whitespace/quote normalisation · title, characters 24–31

Title

Feasibility of Lowering Soybean Planting Density without Compromising Nitrogen Fixation and Yield

Marcos Javier de Luca; Marco Antonio Nogueira; Mariangela Hungria Agronomy Journal 2014. doi:10.2134/agronj14.0234

Other claims from this paper (7)

Intervention effect Lower plant density increased nodule number and mass.
Intervention effect Lower density generally did not affect nutritional status.
Intervention effect Lower density increased seed oil content by 3.4%.
Intervention effect Lower density decreased protein by 4.5%.
Intervention effect Nitrogen source affected nodulation.
Intervention effect A 75% density reduction lowered yield 16% in only one of three seasons.
Intervention effect Lower density had lower input costs and less stress susceptibility.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Nitrogen fertilization level did not affect plant nitrogen nutritional status.

Taxon: hot pepperCapsicum frutescense0
Treatment: A differentiated level of nitrogen fertilizatione0
Outcome: nutritional status of hot pepper plants by this macroelemente0
Direction: no effecte0

Not reportedComparator

Verbatim

e0
“A differentiated level of nitrogen fertilization had no effect on the nutritional status of hot pepper plants by this macroelement.”
✓ located verbatim in the source · abstract, characters 617–748

Title

EFFECT OF NITROGEN AND POTASSIUM FERTILIZATION ON THE NUTRITIONAL STATUS OF HOT PEPPER (Capsicum annuum L.) PLANTS AND ON SUBSTRATE SALINITY

A. Golcz; P. Kujawski; Bartosz Markiewicz DOAJ (DOAJ: Directory of Open Access Journals) 2008

Other claims from this paper (2)

Intervention effect Higher nitrate and potassium dose increased substrate EC.
Intervention effect Higher fertilization slightly raised potassium content in leaves.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Nitrogen rates and correctives did not affect sugarcane nutritional status.

Treatment: N rates and the correctivese0
Outcome: crop nutritional statuse0
Direction: did not affecte0

Not reportedTaxonComparator

Verbatim

e0
“N rates and the correctives did not affect the crop nutritional status”
✓ located verbatim in the source · abstract, characters 664–734

Title

Response of sugarcane ratoon to nitrogen without and with the application of silicon

Bernardo Melo Montes Nogueira Borges; Thiago Batista Firmato De Almeida; Renato De Mello Prado Journal of Plant Nutrition 2015. doi:10.1080/01904167.2015.1109101

Other claims from this paper (7)

Intervention effect Nitrogen with silicate and lime did not affect soil fertility.
Intervention effect Silicate increased soil silicon content at harvest.
Intervention effect Treatments did not affect sugarcane growth variables except stalk number.
Intervention effect Silicon increased sugarcane stalk number at harvest.
Intervention effect Nitrogen rates and correctives affected nitrogen and silicon accumulation in sugarcane.
Intervention effect Nitrogen rates increased sugarcane ratoon yield regardless of silicate use.
Intervention effect Nitrogen rates did not affect sugarcane technological quality.

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

Both the chlorophyll meter and digital imaging were efficient in indicating plant nitrogen nutritional status.

Taxon: PAIAGUÁS GRASSt0
Outcome: indicating plant N nutritional statuse0

Not reportedComparator

Verbatim

e0
“Both the chlorophyll meter and digital imaging were efficient in indicating plant N nutritional status”
✓ located verbatim in the source · abstract, characters 1010–1112

t0
“PAIAGUÁS GRASS”
✓ located verbatim in the source · title, characters 26–40

Title

NITROGEN FERTILIZATION OF PAIAGUÁS GRASS: PRODUCTION AND NUTRITION

Alexandre Alves Domingues; Alessandro José Marques Santos; Clarice Backes; et al. REVISTA DE AGRICULTURA NEOTROPICAL 2021. doi:10.32404/rean.v8i2.5918

Other claims from this paper (4)

Intervention effect Paiaguás grass responded to nitrogen up to a rate of 374 kg per ha for plant height, number of tillers and shoot dry matter.
Observation Maximum dry matter yield was 21,225 kg per ha per year in the first cycle.
Observation Maximum dry matter yield was 13,710 kg per ha per year in the second cycle.
Intervention effect Paiaguás grass responds to nitrogen similarly to other Urochloa brizantha cultivars.

Associationobservedoriginal resultmeasured

Claim · model-written summary

Nitrogen and calcium had an important influence on nutritional status at flowering.

Taxon: wheatTriticum aestivumt0
Compound: Nitrogen and calciume2
Outcome: nutritional status at floweringe2

Not reportedDirection

Verbatim

t0
“Mineral nutrition of wheat”
✓ located verbatim in the source · title, characters 0–26

e2
“Nitrogen and calcium have an important influence on the nutritional status at flowering”
✓ located verbatim in the source · abstract, characters 214–301

Title

Mineral nutrition of wheat: II Importance of leaves depending on their development and position on the stem

Rosa M. Belda; L. Sanchez de la Puente Journal of Plant Nutrition 1992. doi:10.1080/01904169209364325

Other claims from this paper (6)

Associationauthor interpretationoriginal resultmeasured

Claim · model-written summary

GABA synthesis appears dependent on GDD and nitrogen nutritional status.

Taxon: grapevineVitise0
Treatment: GDD and on N nutritional statuse0
Outcome: GABA synthesise0

Not reportedDirection

Verbatim

e0
“GABA synthesis seems to be dependent on GDD and on N nutritional status of the grapevine.”
✓ located verbatim in the source · abstract, characters 811–900

Title

GABA in Grapevines - Is it only a Compound for Nitrogen Storage and/or an Import Stress and Quality Indicator?

Klaus Schaller Bulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca Horticulture 2013. doi:10.15835/buasvmcn-hort:9648

Other claims from this paper (8)

Association Nitrogen nutritional status influences stored Arg, Gln, Glu and GABA in one-year-old vine wood.
Observation Shoots had relatively low contents of all measured amino acids.
Observation Ala, Gln and Glu had the highest amounts in shoots.
Observation Fertilization increased Gln and Glu.
Observation Emerging and developing leaves had the highest amounts of all amino acids.
Observation GABA and Glu were most abundant in emerging and developing leaves.
Association Nitrogen fertilization influenced amino acid amounts in leaves.
Observation Gln was the main amino acid in developing fruits.

“nutritional status of nitrogen”

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