ABSTRACT The experiment about "The effect of the tillage on the yield of small green pea (Phaseolus radiatus L.) Gela- tik variety" had been conducted in Banteran, Donoharjo, Ngaglik, Sleman, Yogyakarta from 2nd August 4th October 1991, on Regosol soil type and the altitude of 325 meters above sea level. The aim of this experiment was studied the effect of tillage on the yield…