1916] HORnCULTURE. 647 



Application of Sulphurous Acid and Selected Yeast in the Fermentation of Cali- 

 fornia Wines, 1913 and 1914, by W. V. Cruess (pp. 254-263) ; A Simple and 

 Rapid Method for the Estimation of Volatile Acid in Wine, by W. V. Cruess 

 and R. W. Bettoli (pp. 263-2G7) ; Influence of Composition on Effervescence of 

 Champagne, Preliminary Investigations, by R. W. Bettoli and J. La Belle (pp. 

 267-275) ; The Sugar and Acid Content of American Native Grapes (pp. 276- 

 279), and The Composition of Pure Wine from American Native Grapes (pp. 

 280-287), by W. B. Alwood ; Important Factors Governing the Successful Trans- 

 portation of Table Grapes, by A. V. Stubenrauch (pp. 288-300) ; The Intelligent 

 Blending of Wines, by H, S. Dewey (pp. 301, 302) ; A New Utilization of a By- 

 product of the Grape, by G. Rossati (pp. 303-307) ; and Relation of the Maturity 

 of the Grapes to the Quantity and Quality of the Raisins, by F. T. Bioletti (pp. 

 307-315). 



The wild blueberry tamed, F. V. Coville (Nat. Geogr. Mag., 29 (1916), No. 

 6, pp. 535-546, figs. 10). — In this article the author briefly reviews the progress 

 that has been made in his cultural and breeding experiments with blueberries 

 (E. S. R., 34, p. 534), and also in the culture of improved forms on the New 

 Jersey trial plantation. On this plantation hybrid seedlings have borne their 

 first commercial crop when only three years old and a crop three times as large 

 when four years old. 



Official proceeding's of the twelfth annual convention, Michigan State 

 Association of Ginseng' Growers, 1916 (Off. Proc. Ann. Conv. Mich. State 

 Assoc. Ginseng Growers, 12 (1916), pp. 45). — Various topics dealing with the 

 culture and subsequent preparation of ginseng and goldenseal as discussed at the 

 convention are included in these proceedings. 



A preliminary study of Philippine bananas, N. G. Teodoro (Philippine 

 Jour. Sci., Sect. C, 10 (1915), No. 6, pp. 379-421, pis. 12).— A descriptive ac- 

 count of the species and varieties of bananas known to occur in the Philippines, 

 in which special attention has been given to the special purposes to which the 

 different varieties are adapted. 



[Cacao in British Guiana], J. B. Harrison (Rpt. Dept. Sci. and Agr. Brit. 

 GMiana, 1914-15, pp. 26-30). — The results of manurial and other cultural ex- 

 periments with cacao in British Guiana are reported. 



The experiments, which were commenced in 1900, indicate that in British 

 Guiana under conditions similar to those existing at Onderneeming farm the 

 methods of cultivation leading to the successful growth of cacao are the reduc- 

 tion of shade to the lowest amount compatible with due protection from wind ; 

 deep and efficient soil drainage ; annually forking the land between the trees 

 without injuring the roots any more than is absolutely necessary ; mulching 

 the soil ; and manuring the trees with a mixture of superphosphate of lime and 

 sulphate of potash. 



Eliminating the drone tree, L. B. Scott (Cal. Citrogr., 1 (1916), No. 9, pp. 

 S, 9, 19, figs. 2). — A popular review of the results secured in California in the 

 improvement of oranges and lemons by bud selection (E. S. R., 33, p. 737; 34, p. 

 639), including a description of methods employed in making records of the 

 production of individual trees. 



The rose annual for 1916 of the National Rose Society, edited by H. R. 

 Darlington (London: National Rose Society, 1916, pp. YIII-\-164, pis. 35). — 

 This comprises a collection of articles on various phases of rose culture, includ- 

 ing some general accounts of rose growing in different parts of the British 

 Empire and elsewhere. 



A partial list of plants available for various uses in general landscape 

 planting, A. D. Taylor (Cleveland, Ohio: Author, 1916, pp. 51). — The plant 

 materials listed in this booklet have been included with special reference to 



