Nitrogen excess in North American ecosystems: Predisposing factors, ecosystem responses, and management strategies / Mark E. Fenn...[et al.]. -- Obr., tab. -- Res. angl. Lit. - Problematika prebytku dusíka v ekosystémoch severo-amerického kontinentu.

In Ecological Applications. -- Vol. 8, No. 3 (1998), s. 706-733

1. USA

I. Fenn, Mark E.
II. Ecological Applications. -- Vol. 8, No. 3 (1998), s. 706-733

630*120
ZV001