About: δ15N

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measure of the ratio of stable isotopes nitrogen-15 and nitrogen-14

Attributes	Values
rdf:type	Item
description	measure of the ratio of stable isotopes nitrogen-15 and nitrogen-14 (en) Maß für das Verhältnis der stabilen Stickstoff-Isotope 15N zu 14N in einer Analysenprobe (de) mesura de la proporció dels isòtops estables nitrogen-15 i nitrogen-14 (ca)
rdfs:label	δ15N (ca) δ15N (de) δ15N (en) δ15N (id)
skos:prefLabel	δ15N (ca) δ15N (de) δ15N (en) δ15N (id)
name	δ15N (ca) δ15N (de) δ15N (en) δ15N (id)
Freebase ID	wds:Q8083977-656F27B0-EA5C-490C-AE4F-E4EF68A8F240
Freebase ID	/m/0jt1t52
instance of	wds:Q8083977-a96c0044-404d-19c0-0c49-3cd6c6beb982
instance of	stable isotope ratio
subclass of	wds:Q8083977-2fcc6d69-41da-21ce-eb6b-3e7e36a2648e wds:Q8083977-6f484865-4544-27a8-07a3-7e2329a7bc1a
subclass of	nitrogen-15 nitrogen-14
skos:altLabel	D15N (ca) d15N (ca) d15N (en) delta N 15 (ca) delta-N-15 (ca) delta-N-15 (en) Δ15N (ca)
OpenAlex ID	wds:Q8083977-894B5661-E069-4AA4-977E-0D04185B0F55
Microsoft Academic ID	wds:Q8083977-F5955E2D-782F-463B-B6C3-905DEF2FD7F2
Microsoft Academic ID	https://makg.org/entity/2780401108
OpenAlex ID	C2780401108
Microsoft Academic ID	2780401108
is about of	https://www.wikidata.org/wiki/Special:EntityData/Q8083977 Δ15N https://de.wikipedia.org/wiki/%CE%9415N https://ca.wikipedia.org/wiki/%CE%9415N https://id.wikipedia.org/wiki/%CE%9415N
is main subject of	Variation in δ15N and δ13C trophic fractionation: Implications for aquatic food web studies A suite of sensitive chemical methods to determine the δ15N of ammonium, nitrate and total dissolved N in soil extracts. Effects of preservation on the δ13C and δ15N values of deep sea macrofauna Retrieving nitrogen isotopic signatures from fresh leaf reflectance spectra: disentangling δ(15)N from biochemical and structural leaf properties NGRIP CH4 concentration from 120 to 10 kyr before present and its relation to a δ15N temperature reconstruction from the same ice core Source and transport of terrigenous organic matter in the upper Yukon River: Evidence from isotope (δ13C, Δ14C, and δ15N) composition of dissolved, colloidal, and particulate phases The legacy of enhanced N and S deposition as revealed by the combined analysis of δ13C, δ18O and δ15N in tree rings Algal δ15N values detect a wastewater effluent plume in nearshore and offshore surface waters and three-dimensionally model the plume across a coral reef on Maui, Hawai'i, USA. Foliar and soil δ15N values reveal increased nitrogen partitioning among species in diverse grassland communities Turnover of organic carbon and nitrogen in soil assessed from δ13C and δ15N changes under pasture and cropping practices and estimates of greenhouse gas emissions. Variation in discrimination factors (Δ15N and Δ13C): the effect of diet isotopic values and applications for diet reconstruction Variations in bone collagen δ13C and δ15N values of fauna from Northwest Europe over the last 40 000 years δ15N constraints on long-term nitrogen balances in temperate forests. Implications of scaled δ15N fractionation for community predator-prey body mass ratio estimates in size-structured food webs Resolving the bulk δ15N values of ancient human and animal bone collagen via compound-specific nitrogen isotope analysis of constituent amino acids Evolution of habitat and environment of red deer (Cervus elaphus) during the Late-glacial and early Holocene in eastern France (French Jura and the western Alps) using multi-isotope analysis (δ13C, δ15N, δ18O, δ34S) of archaeological remains Cereal grain, rachis and pulse seed amino acid δ15N values as indicators of plant nitrogen metabolism Foliar δ15N is affected by foliar nitrogen uptake, soil nitrogen, and mycorrhizae along a nitrogen deposition gradient. Dry season limnological conditions and basin geology exhibit complex relationships with δ13C and δ15N of carbon sources in four Neotropical floodplains An isotopic baseline (δ13C, δ15N) for fishes of Lake Winnipeg: Implications for investigating impacts of eutrophication and invasive species Spatial variations in δ13C and δ15N values of primary consumers in a coastal lagoon Functional diversity in an Amazonian rainforest of French Guyana: a dual isotope approach (δ15N and δ13C). δ15N as a tool to demonstrate the contribution of fish-waste-derived nitrogen to anUlvabloom in Saldanha Bay, South Africa The potential of stable isotope (δ13C, δ15N) analyses for measuring foraging behaviour of animals in disturbed boreal forest Stable isotope enrichment (δ15N and δ13C) in a generalist predator (Pardosa lugubris, Araneae: Lycosidae): effects of prey quality. Physiological integration modifies δ15N in the clonal plant Fragaria vesca, suggesting preferential transport of nitrogen to water-stressed offspring. Carbon (δ13C) and Nitrogen (δ15N) Stable Isotope Signatures in Bat Fur Indicate Swarming Sites Have Catchment Areas for Bats from Different Summering Areas Correlations between foliar δ15N and nitrogen concentrations may indicate plant-mycorrhizal interactions Stable isotope tracking of endangered sea turtles: validation with satellite telemetry and δ15N analysis of amino acids A stable isotope (δ13C and δ15N) perspective on human diet on Rapa Nui (Easter Island) ca. AD 1400-1900. Research article: small-scale spatial variation of δ13C and δ15N isotopes in Antarctic carbon sources and consumers Changes in leaf δ13C and δ15N for three Mediterranean tree species in relation to soil water availability Classification of geographical origins and prediction of δ13C and δ15N values of lamb meat by near infrared reflectance spectroscopy Compound-specific δ15N amino acid measurements in littoral mussels in the California upwelling ecosystem: a new approach to generating baseline δ15N Isoscapes for coastal ecosystems δ13C and δ15N reveal significant differences in the coastal foodwebs of the seas surrounding Trinidad and Tobago δ13C and δ15N biogeographic trends in rocky intertidal communities along the coast of South Africa: Evidence of strong environmental signatures Protein retention assessment of four levels of poultry by-product substitution of fishmeal in rainbow trout (Oncorhynchus mykiss) diets using stable isotopes of nitrogen (δ15N) as natural tracers Compound-specific δ13C and δ15N analysis of amino acids: a rapid, chloroformate-based method for ecological studies. Firn processes and δ15N: potential for a gas-phase climate proxy Firn-air δ15N in modern polar sites and glacial–interglacial ice: a model-data mismatch during glacial periods in Antarctica? Effects of climate, tree age, dominance and growth on δ15N in young pinewoods Two new organic reference materials for δ13C and δ15N measurements and a new value for the δ13C of NBS 22 oil Effect of age and ration on diet-tissue isotopic (Δ13C, Δ15N) discrimination in striped skunks (Mephitis mephitis). Deciphering the structure of the West Greenland marine food web using stable isotopes (δ13C, δ15N) Nutrient regime shift in the western North Atlantic indicated by compound-specific δ15N of deep-sea gorgonian corals Range expansion of the jumbo squid in the NE Pacific: δ15N decrypts multiple origins, migration and habitat use. Evidence of long-term NAO influence on East-Central Europe winter precipitation from a guano-derived δ15N record The 15N natural abundance (δ15N) of ecosystem samples reflects measures of water availability A simple method for the removal of dissolved organic matter and δ15N analysis of NO3(-) from freshwater. Tracing the sources of nitrate in the Han River watershed in Korea, using delta15N-NO3- and delta18O-NO3- values A taphonomic study of δ13C and δ15N values in Rhizophora mangle leaves for a multi-proxy approach to mangrove palaeoecology Community structure and food web based on stable isotopes (δ15N and δ13C) analysis of a North Eastern Atlantic maerl bed Using major ions and δ15N-NO3(-) to identify nitrate sources and fate in an alluvial aquifer of the Baiyangdian lake watershed, North China Plain Environmental correlates of large-scale spatial variation in the δ15N of marine animals Variability in the trophic position of larval fishes in the upper Paraná floodplain based on δ15N. The effects of sex, tissue type, and dietary components on stable isotope discrimination factors (Δ13C and Δ15N) in mammalian omnivores Natural abundance δ15N and δ13C of DNA extracted from soil Evidence for bias in C/N, δ13C and δ15N values of bulk organic matter, and on environmental interpretation, from a lake sedimentary sequence by pre-analysis acid treatment methods Accounting for the effects of lipids in stable isotope (δ13C and δ15N values) analysis of skin and blubber of balaenopterid whales

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