Type the spray concentration you wish to use. Figure 6. Screen 6 Input Spray Concentration The next screen (Figure 6) requests that you input the pesticide concentration that is to be used. Most growers add an "X" when discussing spray concentrations. Do not worry if you type. the "X" by mistake when inputting the concentration because CITMIX will read only the number. Concentrations may be entered as fractional values and CITMIX will calculate the spray mixture instructions based on this fractional value. Figure 7. Screen 7 Select Spray Oil Option Screen 7 (Figure 7) presents you with the only option of the entire program. This screen asks you to decide whether or not you wish to add spray oil to your mixture. You can type either "yes" or "no" or just "y" or "n." If you decide not to add spray oil to your mixture, CITMIX displays the review screen (Figure 9). If spray oil is to be added, CITMIX presents you with three options (Figure 8). Then press . Do you wish to add spray oil to your tank mixture ? Type (y)es or (n)o.