Order No. 412. 
THE SUGAR INDUSTRY IN THE ISLAND 
OF NEGROS. 
By IIkrbert S. Walkkr. 
145 pages, 10 photographic plates, and 1 map. 
Price $1.25 United States currency, postpaid. 
ABSTRACT OF CONTENTS, 
Page. 
Introduction; general and geo^^rapliicat inforniatiou regarding Negros 9 
Mountains, rivers, and climate 
The sugar-producing districts of Negrus _- 
History of sugar production in Nt'gros; varieties of cane grown in Negros; 
cane diseases and insect enemies; nationality of the planters; native 
labor; difficulties, past and present -- ^" 
11 
14 
The soil of Negros compared with that of other sugar-producing countries.. 
[UDOsition of tlie purple or native suijar cane in Negros; other 
68 
82 
Average composition of the purple or native sugar cane in JNegr 
varieties of cane grown in Xegros; cane in the Hawaiian Islands; 
Egyptian cane; Java cane; Louisiana cane; West Indian cane; Negros 
as compared with other countries in respect to the quality of cane; 
desirability of introdneing other varieties of cane - •** 
The cultivation of sugar cane and the production of sugar as carried on 
at the present time in Negros; preparation of the soil; preparation of 
the seed; planting; cultural operations after planting; cultivation of 
ratoon canes; period of growth of the cane; cost of cultivation; cutting 
the cane; transporting the cane to the mill; cost of cutting the cane 
and transporting it to the mill 
Manufacttire of sugar from the cane; extraction of the juice; manufacture 
of sugar from the juice; quality of the sugar produced in Negros; cost 
of manufacture ; transportation and sale of the sugar ; estimate of aver- 
age cost of same •- 
Quantitative experiments to determine the weight of sugar produced from 
a given weight of cane '{"a 
Calculation of the average cost of producing sugar in Negros by the methods 
now employed; cost for labor alone; estimate of fixed charges for "i^"^" 
tenance and depreciation of plant and interest on the capital invested; 
total cost of production 
Possibilities for improvement; in cultivation; in manufacture; advantages 
of a change to modern methods of manufacture; the future of Negros; 
summary; appendix; an investigation to discover if diseases of the 
sugar cane exist in Negros 
Index 
12fi 
143 
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FOREIGN AGENTS. 
The Macmillan Company, 64-66 Fifth Avenue, New York City, U. S. A. 
Messrs. Wm. Wesley & Son, 28 Essex Street. Strand, Liondon, W. C, England. 
Mr. MartinuH Xijhoff, Nobelstraat 18, The Hague, Holland. 
Messrs. Mayer & Miiller. Prinz Louis Ferdinandstrasse 2. Berlin. N. W., Germany. 
Messrs. Kelley & Walsh, Limited, 32 Raffles Place, Singapore. Straits Settlemenib. 
Messrs. A. M. & J. Ferguson, 19 Baillie Street. Colombo, Ceylon. 
CIRCULARS AND DESCRIPTIVE MATTER SEKT ON APPLICATION. 
