CXXXiv PROCEEDINGS OF THE ROYAL HORTICULTURAL SOCIETY. 



Chamberlain, C. J. The living cycads. Chicago, 1919. il. 8vo. (4) 

 Chamberlain, J. S. Organic Agricultural Chemistry. (The chemistry of 



plants and animals.) . . . New York, 191 6. 8vo. (4) 

 Chisholm, J. S. Vegetable gardening. London and Edinburgh, 1919. U. 



8vo. (4) 

 Christ, H. La flore de la Suisse et ses origines. Ed. franc, traduite par E. 



Tieche, revue par l'auteur. Bale-Geneve-Lyon, 1883. pi. maps, frontis. 



8vo. (3) 

 Church, A. H. Food grams of India. London, 1886. pi. 4T.0. (1) 

 Collins, S. H. Plant products and chemical fertilizers. London, 1918. 8vo. 



(4) 



Cook, M. T. Applied economic botany, based upon actual agricultural and 

 gardening projects. Philadelphia and London, 19 19. il. col. frontis. 

 8vo. (3) 



Cowley, H. Vegetable-growing in war-time. London, 1917. pref. il. 8vo. 



(4) 



Storing vegetables and fruits. With chapters on drying in the oven and 



by the kitchen fire. London, 191 8. il. 8vo. (4) 



Crockford, R. H. The allotment month by month: for the amateur, cottager, 

 and allotment-holder. Ed. by C. Elliott. Stevenage, 191 8. 8vo. (4) 



Cross and Bevan (C. F. Cross, E. J. Bevan, and C. Beadle). Cellulose. 

 An outline of the chemistry of the structural elements of plants, with 

 reference to their natural history and industrial uses. New ed. London, 

 1 91 6. 8vo. (4) 



Curtis, W. Practical observations on the British grasses, especially such 

 as are best adapted to the laying down or improving of meadows and 

 pastures : likewise an enumeration of the British grasses. 4th ed., with 

 additions. To which is now added a short account of the causes of the 

 diseases in corn called by farmers the blight, the mildew, and the rust. 

 By Sir Joseph Banks. London, 1805. col. pi. 8vo. (3) 



Dalrymple, J. An essay on landscape gardening. Greenwich, 1823. 8vo. (3) 



Darwin, F., and Acton, E. H. Practical physiology of plants. 3rd ed. 

 Cambridge, 1901. il. 8vo. (1) 



Daubeny, C. Lectures on Roman husbandry, . . . comprehending such an 

 account of the system of agriculture . . . the horticulture, &c, pursued 

 in ancient times. . . . Oxford, 1857. pi. 8vo. (1) 



Davidson, H. C. Rational fruit culture. London [191 7]. il. 8vo. (4) 



Davis, H. V. Food gardening for beginners and experts. London, 191 7. 

 8vo. (4) 



2nd ed. rev. and enl. London, 1918. 8vo. (4) 



Davis, K. C. Productive plant husbandry, . . . including plant propagation, 

 plant breeding, soils, field crops, gardening, fruit growing, forestry, insects, 

 plant diseases, and farm management. Philadelphia and London, 191 7. 

 il. col. frontis. 8vo. (3) 



Day, H. A. Vegeculture. How to grow vegetables, salads, and herbs in town 

 and country. London, 191 7. 8vo. % (4) 



The food-producing garden. London, 191 8. 8vo. (4) 



De Barry, A. Comparative morphology and biology of the fungi, mycetozoa, 

 and bacteria. The authorized English translation by H. E. F. Garnsey ; 

 revised by J. B. Balfour. Oxford, 1887. il. 8vo. (1) 



Lectures on bacteria. 2nd improved ed. Authorized translation by 



H. E. F. Garnsey; revised by J. B. Balfour. Oxford, 1887. il. 8vo. (1) 



Delpino, F. Teoria generale della fillotassi. Genova, 1883. pi. la. 8vo. 



(1) 



Esposizione di una nuova teoria della fillotassi. Genova, 1892. pi. 8vo. 



(1) 



Detmer, W. Das pflanzenphysiologische Praktikum. Jena, 1888. il. 8vo. (1) 



De Vries, H. Opera e periodicis collata. Utrecht, 191 8. 2 vols. col. pi. 

 portr. 8vo. (3) 



Downing, A. J. The fruits and fruit-trees of America : or the culture, propaga- 

 tion, and management, in the garden and orchard, of fruit-trees generally ; 

 with descriptions of all the finest varieties of fruit, native and foreign, 

 cultivated in this country. New York and London, 1845.. U. 8vo. (3) 



D[uillier], N. F. Fruit-walls improved, by inclining them to the horizon : 

 or, a way to build walls for fruit-trees ; whereby they may receive more 

 sunshine, and heat, than ordinary. By a member of the Royal Society. 

 London, 1699. pi. frontis. 4to. (3) 



Duncan, F. M. Insect pests and plant diseases in the vegetable and fruit 

 garden. London, 19 19. il. 8vo. (4) 



