ABSTRACT The research about varieties and kind of foliar fertilizers to the yield of potato plant (Solanum tuberosum L.), had been done at Damarkasian Village, Kertek District, Wonosobo Regency, Central Jaya Province on April until July 1992. The attitude is 1100 meters above sea level, the soil is Andosol, with pH 6,5. The research use factorial method, based on Randomi- …