The texture according to the USDA soil classification was silt loam. Two zones (Fig. 2), namely, Zones 1 and 2 were selected inside of the field and these two zones were divided into two and three plots, respectively. In each plot of Zone 1, four tractor runs couldbe operated, whereas in each plot of Zone 2, only two tractor runs could be operated. The planter-applicator width was three meter wide.