ABSTRACT The research is to study the effect of fertilizer timing of tablet urea on the result of three rice varieties. The research began on 7 th March to 7 th July 1999 at Purwodadi, Purworejo, Central Java. The altitude is 17 meters and the kind of soil is alluvial, pH is 6,5. The research metodology is split plot experiment with completely randomized block desaign which consi…