SUGAR-CANE EXPERIMENTS 



By Clodoaldo Tempongko 1 

 (From the College of Agriculture, Los Banos, P. I.) 



Sugar cane was being cultivated by the natives at the time Ma- 

 gallanes discovered the Philippine Islands in 1521, and has ever 

 since supplied an important article of commerce. The yearly 

 amount exported since 1817 is shown in Table I. 



Table I. — Sugar exported from the Philippine Islands." 



Year. 



Quantity. 



Value. 



Per cent 

 of total 

 value of 

 exports. 



Year. 



Quantity. 



Value. 



Per cent 

 of total 

 value of 

 exports. 



1817 



1852 



1854 



1855 



1856 



1857 



1858 



1860 



1861 



1862 



1863 



1864 



1865 



1866. 



1867 



1873 



1874.. 



1875 



1876 



1877 



1878 



1879 



1880 



1881 



1882. 



Kilos. 

 3,972,539 

 26, 759, 003 

 47, 704, 105 

 35,570,206 

 48, 157, 225 

 36,644,895 

 27,288,637 

 49, 799, 815 

 46,043,438 

 61, 934, 853 

 52,061,920 

 ' 45,036,305 

 46, 831, 637 

 41,288,259 

 56,080,860 

 85,210,319 

 101,371,178 

 128, 112, 022 

 130, 547, 168 

 122,994,279 

 122,023,223 

 131, 859, 429 

 181, 190, 277 

 208,805,946 

 150,422,377 



Dollars. 





1883 



Kilos. 



196, 834, 584 



122, 128, 325 



204,222,480 



184,939.549 



171, 752, 248 



160,987,894 



228,468,873 



144,841,483 



138,217,635 



252,798,196 



261,522,201 



210,646,386 



341,469,556 



85, 827, 565 



65,190,951 



56,872,592 



98,596,473 



86,512,179 



88,281,892 



110,030,285 



131,281,077 



129, 723, 495 



146, 778, 080 



131, 153, 472 



Dollars. 



10,546,185 

 6,013,982 

 8,646,735. 

 7,016,348 

 6,153,611 

 6,274,385 

 9,098,543 

 7,266,798 

 5,698,949 

 7, 766, 326 



10,370,574 

 5,474,422 

 6,068,485 

 3,458,870 

 2,397,144 

 2,549,147 

 3, 342, 473 

 3,324,554 

 3,092,734 

 5,073,233 

 4,554,092 

 4,195,671 

 5,703,641 

 5,608,287 



45.83 

 30.33 

 42.18 

 34.90 

 31.66 

 32.32 

 35.45 

 33.72 

 27.29 

 40.54 

 46.63 

 33.11 

 32.22 

 23.29 

 10.43 

 10.40 

 11.66 







1884 



2,225,022 

 1,725,630 

 3,705,434 

 4,576,531 

 2,249,195 

 4,136,296 

 3, 166, 678 

 3, 561, 289 

 3,341,056 

 3, 513, 603 

 6,383,629 

 6,039,496 

 6, 526, 351 

 13,970,243 

 6, 104, 729 

 9,028,775 

 6,773,177 

 8, 309, 585 

 7,496,824 

 6,846,510 

 10,265,788 

 11,035,833 

 7,972,780 



38.07 

 26.83 

 38.61 

 36.19 

 22.73 

 40.93 

 37.41 

 37.00 

 31.44 

 31.20 

 29.01 

 25.88 

 23.42 

 58.24 

 35.11 

 48.88 

 49.91 

 53.77 

 47.34 

 41.21 

 48.65 

 50.47 

 43.22 



1885 



1886. 



1887 



1888 



1889 



1890 



1891 



1892 



1893. 



1894 



1895 



1899 



1900 



1901 



1902 



1903 



1904 





1905 





1906 





1907 





1908 





1909 









a El Archipielago Filipino (1900), 1, 278. 



The above table shows a recent decline in the volume of export 

 that is the result of many causes, both internal and external. 

 One of these may undoubtedly be found in the decreasing fer- 



1 Graduating thesis No. 1. 



159 



