ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] We sampled the Vostok core every 8 m and performed micro-particle studies on ice sections 15-20 cm long, following a procedure based on optic and Coulter countings10. The upper part of the core (above 1,000 m) shows many cracks that prevent the use of the samples for Coulter counting because ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/343056a0