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Differences in natural carbon isotope ratios of milk and hair from cattle grazing tropical and temperate pastures

Nature, 1975
exaly  

Ratios

2005
openaire   +1 more source

ratio

2000
openaire   +1 more source

Ratio

openaire   +2 more sources

ratio

2009
openaire   +1 more source

Ratio

2006
openaire   +1 more source