REVIEWS

Diseases of Fruits and Hops. By H. W ormald .
Nytteplanter. By K. G ram , H. J. J ensen and A. M entz .
Poisonous Plants of the United States. By W. C. M uenscher .
Introduction to the Botany of Field Crops. By Prof. J. M. H ector .
Commercial Fruit and Vegetable Products: a Textbook for Student, Investigator and Manager. By W. V. C ruess .
The Rape of the Earth: A World Survey of Soil Erosion. By G. V. J acks and R. O. W hyte .
Science in Africa: A Review of Scientific Research relating to Tropical and Southern Africa. By E. B. W orthington .
Health and Nutrition in India. By N. G angulee .
An Introduction to Modern Genetics. By C. H. W addington .
Earth's Green Mantle. By S. M angham .     

REVIEWS

Pflanzliche Infektionslehre. By E rnst G äumann
Marine Microbiology. A Monograph on Hydrohacteriology. By Prof. C laude E. Z obell .
An Introduction to the Taxonomy and Nomenclature of Fungi. By G. R. B isby
pH and Plants. An introduction for beginners. By J ames S mall , D.SC.
Laboratory Manual of Elementary Botany. By A rthur W. H aupt , Ph.D.
American Species of Amelanchier. By G. N. J ones .
Luther Biirbank. A Victim of Hero Worship. By W alter L. H oward , Ph.D.
Trace Elements in Plants and Animals. By W. S tiles .
An Introduction to B0Iany. By A rthur W. H aupt .
Crop Production and Environment. By R. O. W hyte .
Principles of Agricultural Botany. By A lexander N elson .     

REVIEWS

Review in this article:
The Grass, Fern and Savannah Lands of Ceylon, their Nature and Ecological Significance. By C. H. H olmes .
Guide to the National Pinetum and Forest Plots at Bedgebury. By W. D allimore , R. F. W ood and others. Edited for H.M. Forestry Commission by J. M acdonald and H. J. E dlin .
Elementary Genetics. By W ilma G eorge .
The Stipitate Hydnums of the Eastern United States. By W illiam C hambers C oker and A lma H olland B eere .
Leaf Analysis. By H. L undegårdh , translated by R. L. M itchell .
Trace Elements in Plant Physiology (Lotsya, Vol. 3, I.U.B.S. Colloquia, Series B., No. 1).
Respiration et Métabolisme Azoté ( Etude de physiologie foliaire ) By A lexis M oyse .
Manual of Phycology. An Introduction to the Algae and their Biology. Edited by G ilbert M. S mith .
Recent Advances in the Study of Plant Viruses. By K enneth M. S mith .
An Introduction to the Anatomy of Seed Plants. By E. L. S tover .
Drawings of British Plants. Part V. Caryophyllaceae. By S tella R oss -C raig .
Zur Lebensgeschichte des Schilfs an den Ufern der Schweizer Seen. Beiträge zur geobotanischen Landesaufnahme der Schweiz. Heft 30. By H ans H ürlimann .
Vegetationskarte der Schweiz. In four sheets, I-IV. Scale 1: 200,000. By E mil S chmid .
Native Orchids of North America. By D. S. C orrell .
Advances in Genetics. Vol. IV. Edited by M. D emerec .
Flora of the British Isles. By A. R. C lapham , T. G. T utin and E. F. W arburg .
Introduction to Mycology. By J. A. M acdonald .     

Reviews

Book Reviewed in this article:
Plant Viruses. By K enneth M. S mith .
Plant Anatomy. By A. F ahn .
Mycologist's Handbook. By D. L. H awksworth .
The Boojum and its Home. By R obert R. H umphrey .
An Introduction to Crop Physiology. By F. L. M ilthorpe and J. M oorby .     

Reviews

An Introduction to Bacterial Physiology. By E velyn L. O ginsky and W. W. U mbreit.
The Cell Nucleus. Edited by J. S. M itchell.
Behaviour and Evolution. Edited by anne R oe and G eorge G aylord S impson.
The Mango. By L. B. S ingh.
The Balkan Lake Ohrid and its Living World. By S inia S tanković.
An Introduction to the Biology of Micro-organisms. By L. E. H awker , A. H. L inton , B. F. F olkes and M. J. C arlile.
The Chemistry of Nucleic Acids. By D. O. J ordan.
The Structure and Function of Muscle. In three volumes—edited by G. H. B ourne.
Planzenpathogene Bakterien. By C. S tapp.
Physical Chemistry for Students of Pharmacy and Biology. 2nd ed. By S. C. W allwork.
The Control of Growth and Form. A Study of the Epidermal Cell in an Insect. By V. B. W igglesworth.     

REVIEWS

Books reviewed in this article:
Speciation in Tropical Environments . Ed. by R. H. L owe -M c C onnell .
Determination of Angiosperm Families by means of a Punched-Card System . By B. H ansen and K. R ahn.
Numerical Taxonomy . Ed. by A. J. C ole.
Flowers of Europe—a Field Guide . By O. P olunin.
Spring Flora of Minnesota, including Common Cultivated Plants . By T homas M orley.
The Early Development of Irish Society: the Evidence of Aerial Photography . By E. R. N orman and J. K. S. S t J oseph.
Plant Pathology . By G. N. A grios.
Mycological Studies honoring John N. Couch . Ed. by W. J. K ock.
Common Edible Mushrooms . By C lyde M. C hristensen .
Fungal Parasitism . By B rian J. D everall.
The Algae—A Review . By G. W. P rescott .
An Introduction to the Principles of Plant Physiology , By W. S tiles and E. C. C ocking .
Perspectives in Phytochemistry . Ed. by J. B. H arborne and T. S wain .
Introduction to Plant Physiology . By J acob L evitt .
Root Growth . Ed. by W. J. W hittington .
Statistics and Experimental Design . By G eoffrey M. C larke .
Ecological Aspects of the Mineral Nutrition of Plants . Ed. by I. H. R orison et al.
Evolution and Phylogeny of Flowering Plants . By J. H utchinson .     

REVIEWS

Book reviewed in this article:
Die Pilze—Grundzüge ihrer Entwicklungsgeschichte und Morphologie. By E rnst G äumann .
An Introduction to Botany, with Special Reference to the Structure of the Flowering Plant. By J. H. P riestley and L orna I. S cott .
Plant Pathology. By EdW in J. B utler and S. C. J ones .
An Introduction to Plant Biochemistry. By C. C. S teele .
The Dianthus. By W ill I ngwersen .
The Delphinium. By F rank B ishop
Plant Physiology since Sachs. Fifty Years of Plant Physiology. By T h . W eevers , with an introduction by F. W. W ent .
Introgressive Hybridization. By E dgar A nderson .     

REVIEWS

Aquatic Phycomycetes ( exclusive of the Saprolegniaceae and Pythium ). By F rederick K. S parrow , Jr.
The Permeability of Natural Membranes. By H. D avson and J. F. D anielli .
Die Ostgrenze Fennoskandiens in pflanzengeographischer Beziehiwg. By A arno K alela .
A Hand-book of Plant-Tissues Culture. By P. R. W hite .
Ecological Crop Geography. By K arl H. W. K lages .
An Introduction to Plant Physiology. By W. O. J ames .     

REVIEWS

Book reviewed in this article
Intermediate Botany. By L. J. F. B rimble .
Encyclopédie Mycologique , XI. Les Fusarium et Cylindrocarpon de l'Indochine. By F. B ugnicourt .
Earth's Green Mantle. By S. W. M angham .
Experiments in Plant Physiology. By W. E. L oomis and C. A. S hull .
An Introduction to Botany, with special reference to the structure of the flowering plant. By J. H. P riestley and L orna I. S cott .
The Medieval Fenland. By H. C. D arby .
The Draining of the Fens. By H. C. D arby .     

REVIEWS

Book reviewed in this article:
Back-Crossing. By M ary T homas .
The Principles of Line Illustration. By L. N. S taniland .
Medical Mycology: an Introduction to its Problems. By G. C. A insworth .
Poplars. By T. R. P eace .
Statistical Method in Biological Assay. By D. J. F inney .
Insect Resistance in Crop Plants. By R eginald H. P ainter .     

REVIEWS

Book reviewed in this article:
Colour-changes in Animals. The Pigmentary Effector System: A Review of the Physiology of Colour Response . By Dr L ancelot H ogben .
Outlines of Fungi and Plant Diseases for Students and Practitioners of Agriculture and Horticulture . By F. T. B ennet .
The Evolution of Plants . By D uckenfield H enry S cott . Home University Library.
An Introduction to the Study of Heredity . By E. W. M acbride .
The Biological Foundations of Society . By A rthur D endy .     

Reviews

Book reviewed in this articles:
General Virology. By S. E. L uria.
Control of Rats and Mice. Edited by D ennis chitty and H. N. S outhern .
An Introduction to Industrial Mycology , 4th edn. By G. S mith.
Methods of Surveying and Measuring Vegetation. By D orothy brown.     

REVIEWS

Book reviewed in this article:
Plant and Soil Water Relationships. By P aul J. K ramer .
Vegetable Gums and Resins. By F. N. H owes .
Principles of Human Genetics. By C urt S tern .
Experimental Studies on the Nature of Species. III. Environmental Responses of Climatic Races of Achillea. By J. C lausen , D. D. K eck , W. H. H iesey .
Mountains and Moorlands. By W. H. P earsall .
Spät-und nacheiszeitliche Waldgeschichte Mitteleuropas nördlich der Alpen. Erster Band: Allgemeine Waldgeschichte. By F ranz F irbas .
Biology. An Introduction to Medical and other Studies. By P. D. F. M urray , M.A., D.Sc.
The Fig. By I ra J. C ondit . Foreword by W alter T. S wingle .
American Wild Flowers. By H arold N. M oldenke .     

REVIEWS

Books reviewed in this article:
Introduction to Fungi. By J ohn W ebster .
Funktionelle Histologie der sekundaren Sprossachse . I. Das Holz . By H. J. B raun .
Methods in Plant Pathology By Z. K iraly , Z. K lement , F. S olymosy and J. V oros .
The Phloem. By K atherine E sau .
British Fungus Flora. Agarics and Boleti. 1. Boletaceae, Gomphidiaceae, Paxillaceae . By R. W atling . Ed. by D. M. H enderson , P. D. O rton and R. W atling .     

REVIEWS

Book Reviewed in this article:
Studies in the Vegetational History of the British Isles: Essays in Honour of Harry Godwin. Edited by D. W alker and R. G. W est
Introduction to British Lichens. BY U. K. D uncan assisted by P. W. J ames .
Nightshades-The Paradoxical Plants. By C harles B. H eiser , JR.
Hummingbirds and their Flowers. By K aren A. G rant and V erne G rant.
The Biogenesis of Starch Granules in Higher Plants. By N. P. B adenhuizen.
The Mathematics of Heredity. By G ustave M alécot . Translated by D. M. Y ermanos.
British Fungus Flora. Agarics and Boleti: Introduction. By D. M. H enderson , P. D. O rton and R. W atling .
La Forêt. By C. J acquiot.
Relevé Methodique de la Végétation et du Milieu. By M ichel G odron et al; Editor L. E mberger.
World Pollen Flora . Ed. by G. E rdtman.
Marine Algae of Dominica. By W. R andolph T aylor and C. F. R hyne .     

REVIEWS

Book reviewed in this article:
An Introduction to the Botany of Tropical Crops . By L eslie S. C obley .
The Genus Achlya (Morphology and Taxonomy). By T erry W. J ohnson , J r .
Encyclopedia of Plant Physiology , vol. I. Edited by W. R uhland .
The Physiology of Reproduction in Fungi . By L ilian E. H awker .     

REVIEWS

Wood Pulp. By J ulius G rant .
Manual for the Determination of Seed-Borne Diseases. By L. C. D oyer .
Fungi of India. Supplement I. By B. B. M undkur .
The Vegetables of New York. Vol. I. By U. P. H edrick .
Cotton: History, Species, Varieties, Morphology, Breeding, Culture, Diseases, Marketing, and Uses. By H. B. B rown .
The Longevity of Plants. By H. M olisch . Translated into English by E. H. Fulling.
Plant Physiology. By N. A. M aximov . Edited by R. B. H abvey and A. E. M urneek .
Science in Agriculture. By J. W. P aterson .
Report on Agricultural Research in Great Britain: a Survey of its Scope, Administrative Structure and Finance, and of the Methods of making its Results known to Farmers, with Proposals for Future Development.
An Introduction to Botany. By A. W. H aupt .
Form and Causality in Early Development. By A. M. D alcq .     

BOOK REVIEWS

Book reviewed in this article:
DNA Synthesis. By A. K ornberg , W. H. Freeman
Plasma Lysozyme—A Measure of Neutrophil Turnover. An Analytical Review. By N iels E bbe H ansen .
Introduction to Molecular Embryology. By J ean B rachet .
Beta-2 Microglobulin and HL-A Antigens. Transplantation Reviews , 21, 1974. Edited by G oran M oller .
Histochemical Aspects of Organogenesis in Vertebrates. By J. M ilaire .
Journal of Cutaneous Pathology. A new Journal published by Munksgaard, Copenhagen. Edited by L eopold F. M ontes .
Genetics and the Animal Cell. By M ario T erzi , John Wiley & Sons.     

Reviews

Introduction to Applied Entomology. By J. R. T. S hort .
The Biology of Plant Parasitic Nematodes. By H. R. W allace .     

REVIEWS

Horticultural Aspects of Woolly Aphis Control, together with a Survey of the Literature. By R. M. G reenslade .
Applied Entomology. By H. T. F ernald .
Introduction to Research on Plant Diseases. By A. J. R iker and R egina S. R iker .
The Principal Rots of English Oak. By K. S t . G. C artwright and W. P. K. F indlay .
A Handbook of Rome-Grown Timbers. Department of Scientific and Industrial Research: Forest Products Research.
Fifty Years of Field, Experiments at the Woburn Experimental Station. By Sir J ohn R ussell and Dr J. A. V oelcker .
A Survey of the Agricultural and Waste Lands of Wales. Edited for the Cahn Hill Improvement Scheme by E. G. S tapledon .
English Farming: Past and Present. By The Right Hon. L ord E rnle . New Edition. Edited by Sir A. D. H all .
Use of Leguminous Plants in Tropical Countries as Green Manure, as Cover and as Shade. International Institute of Agriculture.
I. The Experimental Production of Haploids and Polyploids.
II. The South American Potatoes and their Breeding Value.
An Introduction to Comparative Biochemistry. By E. B aldwin .
The March of Science: A First Quinquennial Review , 1931–1935. By Various Authors.