In situ net N transformation in pine, fir, and oak stands of different ages on acid sandy soil, 3 years after liming. -- 1.vyd.

In Biol Fertil Soils. -- 15. (1993), s. 120-126. graf.

I. Biol Fertil Soils. -- 15. (1993), s. 120-126. graf.
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