10 pts 11. If compost or manure is applied, its nitrogen contribution is calculated, and fertilizer application reduced accordingly. The methods and results are recorded. Only pesticides approved and registered for sweet corn in the state are used. Records of pesticide applications are maintained, including date, field and block, target pest, crop stage pesticide name and EPA number, formulation, rate and number of acres treated.
Pesticide drift is minimized.
Pesticide application equipment is calibrated at the start of the season and the procedure is recorded. 10 pts 2. Calibration is checked at least once during the season and equipment is re-calibrated as needed. 5 pts 3. A boom sprayer with double drop nozzles is used where coverage of the ear zone is desirable.