Kajak, Productivity Problems of Freshwaters.

Kajak, Productivity Problems of Freshwaters.

Meeresbiologie + Limnologie + Hydrobiologie (Kajak, Z. 7 Hillbricht-Ilkowska, A. ) Ed. Productivity Problems of Freshwaters. Proceedings of the IBP-Unesco Symposium on Productivity Problems of Freshwaters held in Kazimierz Dolny, Poland May 6-12, 1970. Warszawa – Krakow. PWN Polish Scientific Publishers. 1983. 918 p., num. text-illustr. Paperback. Signs of use.

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Kajak, Productivity
Kajak, Productivity