Halpern, Charles B. Changes in Plant Species Diversity after Harvest of Douglas-fir Forests / Charles B. Halpern, Jerry F. Franklin. -- 1.vyd.

In Northwest Environmental Journal. -- Vol.8, No.1, (1992), s. 206-207.

I. Franklin, Jerry F., 1936-
II. Northwest Environmental Journal. -- Vol.8, No.1, (1992), s. 206-207.
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