Abstract: Used three single factor trials which are different cutting frequency, fertilizer condition and plant density, Mensurate fresh grass yield, dry grass yield and the number of branches for found the planting technology of Stylosanthes Guianensis cv.Reyan No.5. The results showed that cutting frequency noticeable effect on the biology yield of Stylosanthes Guianensis cv.Reyan No.5, but plant density and fertilizer is not noticeable.