SELECTION FROM THE GENERAL CATALOGUE 
OF BOOKS PUBLISHED BY 
THE CAMBRIDGE UNIVERSITY PRESS 
British Rust Fungi (Uredinales). Their Biology and Classi- 
fication. By W. B. Grove, M.A. With 290 figures. Demy 8vo. 
14s net. 
Manuring for Higher Crop Production. By E. J. Russk£Lt, 
D.Sc., Director of the Rothamsted Experimental Station. With 
16 illustrations. Demy 8vo. 3s net. 
Agriculture in the Tropics. An elementary treatise. 
By J. C. Wiriis, M.A., Sc.D. Second edition, revised. With 
31 plates. Demy 8vo. 9s net. Cambridge Biological Series. 
Botany. A Text-book for Senior Students. By D. THopay, 
M.A., Lecturer in Physiological Botany and Assistant Director of 
the Botanical Laboratories in the University of Manchester. With 
205 figures. Large crown 8vo. 5s 6d net. 
Grasses: a Handbook for use in the Field and Laboratory. 
By H. Marsuaty Warp, Sc.D., F.R.S. With 81 figures. Crown 
8vo. 6s. Cambridge Biological Series. 
Trees: a Handbook of Forest Botany for the Woodlands 
and the Laboratory. By H. Marsuatt Warp, Sc.D., F.R.S. 
Vol. I. Buds and Twigs. Vol. II. Leaves. (Out of print.] Vol. 
Ill. Flowers and Inflorescences. Vol. IV. Frutts. Vol. V. Form 
and Habit, with an appendix on Seedlings. With numerous illustra- 
tions. Crown 8vo. 4s 6d neteach. Cambridge Biological Series. 
Typical Flies. A Photographic Atlas of Diptera, including 
Aphaniptera. By E. K. Pearce. With 155 photographs. Large 
royal 8vo. 5s net. 
Cambridge Manuals Series. Editors: P. Gites, Litt.D., 
and A. C. Sewarp, M.A., F.R.S. Royal 16mo. Cloth, 1s 3d net 
each; leather, 2s 6d net each. 
30. The Natural History of Clay. By Atrrep B. SEARLE. 
With 18 figures. 
32. Earthworms and their Allies. By FRANK E. BEDDARD. 
With 13 figures. 
46. House-Flies and how they spread Disease. By C. G. 
Hewitt. With frontispiece and 19 figures. 
61. Beesand Wasps. By O.H.Latrer. With 21 illustrations. 
72. The Fertility of the Soil, By E. J. Russerr. With 9 
illustrations. 
73. The Life-Story of Insects. By Prof. G. H. CARPENTER. 
With 24 illustrations. 
The Journal of Agricultural Science. Edited by R. H. 
Birren, M.A., A. D. Hatt, M.A., F.R.S., and T. B. Woop, M.A. 
Price per volume, consisting of four parts, 15s net in paper 
covers, 18s 6d net bound in buckram; to subscribers, 15s net 
per volume, post free, payable in advance. The price of each part 
sold separately is 5s net. 
Cambridge University Press 
Fetter Lane, London: C. F. Clay, Manager 
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