Preston, Caroline M. Changes in organic components for fallen logs in old-growth Douglas-fir forests monitored by 13C nuclear magnetic resonance spectrosopy / Caroline M. Preston, Phillip Sollins, Brian G. Sayer. -- 1.vyd.

In Can.J.For.Res.. -- 20, (1990), s. 1382-1391.

I. Sollins, Phillip
II. Sayer, Brian G.
III. Can.J.For.Res.. -- 20, (1990), s. 1382-1391.
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