Report of the ... Meeting of the British Association for the Advancement of Science, Svazek 108

absorption acid acres agricultural Alişar anaerobic respiration Anatolia animals anthocyanins appear Association atoms Boulder Clay Breckland British Bronze Age Cambridge Cambridgeshire carbon dioxide cell century Chalk changes clay colour Committee compounds considerable County crops culture discussion early economic effect engineering equal evidence evolution experience fact factors farming fauna Fenland field gravels History important increase indicate industry interest investigation knowledge land less magnitude measurement method nature neolithic objects observed organisation oxygen peat perception period phenomenal regression physical physiology plankton plant possible present principle problems production Prof protoplasm R. A. Fisher recent recognised regarded relation structure respiration retinal river rocks scale schools scientific Section sensation intensity soil species stages stimulus suggested surface Swanscombe temperature theory tion Upware visual perception Wicken Wicken Fen Wisbech