The experiment on the effect of potash fertilizer dose (KCl) toward the result of elephant variety ginger plant (Zingiber officinale ROSC) had been carried out in Drojogan Rejosari village, Bandongan district, Magelang regency, Central Java province on January 1989 until May 1989. The soil type is latosol with pH 5,56 on altitude 431 meter of sea level. The experiment using the Randomized Compl…