Organic vs. conventional grassland management: do (15)N and (13)C isotopic signatures of hay and soil samples differ?

Distinguishing organic and conventional products is a major issue of food security and authenticity. Previous studies successfully used stable isotopes to separate organic and conventional products, but up to now, this approach was not tested for organic grassland hay and soil. Moreover, isotopic ab...

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Bibliographic Details
Main Authors: Valentin H Klaus, Norbert Hölzel, Daniel Prati, Barbara Schmitt, Ingo Schöning, Marion Schrumpf, Markus Fischer, Till Kleinebecker
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2013-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3808290?pdf=render