00480nam a2200157Ia 4500001001000000003000500010008004100015010001100056040000900067100002500076245008200101260004900183300001000232440004300242650003700285Para_4789CHAP220125s1951    xx            000 0 und d  a203243  cCHAP  aRomán Jr., Félix  aAn economic study of the handling of sugar cane by motor truck, Puerto Rico,   aRío Piedras  :b University of Puerto Rico  a41 p.  aPuerto Rico. Agr. Exp. Sta. Bull.; 100  aCaña de azúcar x Transporte