ABSTRACT The research about the effect of population of var iety on yield o1 soybean (Glycine ma, 1. Te;rill) 0 dry land had been done since February 6!" to May 4!" 2000 at Keriri Village, Mojosongo District, Boyolali Regency, Central Java. The soil type is regosol and the altitude is 300 meters. The research uses factorial Split Plot experiment (5 3) in randomized complete…