ABSTRAC An experimental concering the effect of gamma ray (Co-60) dosage and MF fertilizer dosage to the field of bean (Phaseolus vulgaris L.) was carried out in 25 Juli until 28 September 1993. This experimen carried out at Tanjungsari Village, Vindusari District, Magelang Regency, Central Java. The kind of soil is Latosol, soil pH 6.0 with an altitude of 975 The above sea level. …