REVIEWS

Atlas of Mapped Distributions of Dominance and Modern Pollen Percentages for Important Tree Taxa of Eastern North America . By P. A. D elcourt , H. R. D elcourt and T. W ebb III. New Manual of Bryology. Volume 1. Edited by R. M. S chuster . The Ecology and Physiology of the Fungal Mycelium. Edited by D. H. J ennings and A. D. M. R ayner . Isotopes and Radiation in Agricultural Sciences. Edited by M. E. L'A nnunziata and J. O. L egg . The Physiology of Flowering Plants : their growth and development . Third edition. By H. E. S treet and H. Ö pik . Reconstructing Quaternary Environments. By J. J. L owe and M. J. C. W alker . European Mires. Edited by P. M oore . Compartments in Algal Cells and Their Interaction. (Proceedings in Life Sciences Series.) Edited by W. W iessner , D. G. R obinson and R. C. S tarr . Chloroplast Metabolism. By B arry H alliwell . Flooding and Plant Growth. Ed. by T. T. K ozlowski . Mode of Action of Antifungal Agents. Ed. by A. P. J. T rinci and J. F. R yley . Disease Resistance in Plants. By J. E. V anderplank .