The effect of fertilization,row and individual space on the productive characters of King grass(Pennisetum americanum×P.purpureum)was studied and the results indicated that: The treatment FT5(150 kg urea + 300 kg NPK compound fertilizer hm~2/a per ha per year) showed the best performance among all fertilization treatments.And the fresh weight of individual plant was 667.58 g,the fresh yield could reach(394238.0) kg/hm~(2)·a.This suggested that the effect of interaction among N,P and K was stronger than tha...