Order No. 41X. 
THE SUGAR INDUSTRY IN THE ISLAND 
OF NEGROS. 
By Herbert S. Walker. 
145 pAgea, 10 pliotographic plates, and 1 map. 
Price $1.25 United States carrency, pootpaiil. 
ABSTRACT OF CONTENTS. 
T i 1 .. / Page. 
Introduction; general and geographical information reffardinff Neffros 9 
Jfoimtains, rivers, and climate " "' n 
The sugar-producing districts of Xegros "*'... .^!"!.^!!!!!!!!!1""""!!!!!! 14 
History of sugar production in Xbgros; varieties of cane grown inisregros^ 
cane diseases and insect enemies; nationality of the planters; native 
labor; dilficulties, past and present 1(5 
68 
as compared with other coimtries in respect to the quality of cane; 
desirability of introducing other varieties of cane 76 
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 7. g^ 
Manufacture of sugar from the cane; extraction of the jiiice; manufacture 
of sugar from the juice; quality of the sugar produced in Negrog; cost 
of manufacture; transportation and sale of the sugar; estimate of aver- 
age cost of same j^2 
Quantitative experiments to determine the weight of sugar proSrced from 
a given weight of cane jj4 
Calculation of the average cost of producing sugar in Kegrosbj^the methods 
now employed; cost for labor alone; estimate of fixed charges for main- * 
tenance and depreciation of plant and interest on the capital invested; 
total cost of production j23 
Possibilities for improvement; m cultivation; in manufacture 7 adVanW 
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 io« 
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^*^^^V'^o'*«nTMVt."i*l?i^ '7,^*°.^^^ Busines.s Manager, Philippine Journal of Scienw, 
or to any of the below-liated agents. Please give Order Number. c>v.icuco, 
FOREIGN AGENTS, 
CiaCTJIAas AND DESCRIPTIVE MATTER SENT OK APPIICATIOK. 
