Schimel, Joshua P. Effects od starch additions on N turnover in Sitka spruce forest floor / Joshua P. Schimel, Stefan Helfer, Ian J. Alexander. -- 1.vyd.

In Plant and Soil. -- 139. (1992), s. 139-143. graf.

I. Helfer, Stefan
II. Alexander, Ian J.
III. Plant and Soil. -- 139. (1992), s. 139-143. graf.
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