CONTENTS 



fCASlANO, FRANCISCO R.^ and VALENCIA, T^ELIX V. Prac- 

 tical operation of a producer-gas power pl^tl:;„ 99 



IIRASOL, JOSE y JISON. Fertilizer experiments with sugar 



cane .^,^^.^ ...:.^::<;...;_...;„.„:„.. ._.....„.,_.„,„.... ,:^.' 135 



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