9 public-domain matches

Biological Activity

Cover of Mediterranean Plants

Mediterranean Plants

Unknown author

Cover of Secondary Metabolites from Fungi — Honour of Prof. Dr. Ji-Kai Liu's 60th Birthday

Secondary Metabolites from Fungi — Honour of Prof. Dr. Ji-Kai Liu's 60th Birthday

Unknown author

Cover of The Role of Renewable Resources for Ecology and Human Health

The Role of Renewable Resources for Ecology and Human Health

Unknown author

Cover of The Transition from Seed to Seedling

The Transition from Seed to Seedling

Unknown author

Cover of The distribution of soil bacteria in relation to biological activity and pedogenesis. I. General introduction and factors affecting populations at Taita Experimental Station, New Zealand

The distribution of soil bacteria in relation to biological activity and pedogenesis. I. General introduction and factors affecting populations at Taita Experimental Station, New Zealand

Jean-François Ponge

Cover of Micromycetes and biological activity of soil in a forest ecosystem in the Malé Karpaty mountains

Micromycetes and biological activity of soil in a forest ecosystem in the Malé Karpaty mountains

Jean-François Ponge

Cover of Catalytic potential of mor humus layers as an indicator of biological activity

Catalytic potential of mor humus layers as an indicator of biological activity

Jean-François Ponge

Cover of U.S Army Activity in the U.S. Biological Warfare Programs

U.S Army Activity in the U.S. Biological Warfare Programs

U.S. Army

Cover of Biological activity of soils strongly polluted with sulphur

Biological activity of soils strongly polluted with sulphur

Jean-François Ponge