ABSTRACT The research which was aimed to know the influance of population on several corn varieties to the yield young spodix. Was carried out in May until July 1992 at Kedungsari Village, Magelang Utara District, Magelang City, Central Java. The kind of soil is latosol, the soil pH is 6,0 until 6,5 with an altitude of 378 m above sea level. The research was arranged …