**Fertilizer Calculation Worksheet**. These worksheets do the calculations described in the Fertilizer Calculation and Use section of A Home. 213 Use the following information for fertilizer products containing 30 or more slow-release nitrogen.

Ryan Lee explains how N-P-K is measured and how to determine the amount of plant food needed for an area as large as a 1000 square feet or as small as a 6x6. 6 N 10 N 12 N 15 N 16 N 23 N 27 N 1000 ft2 165 lbs 10 lbs 825 lbs 65 lbs 625 lbs 425 lbs 375 lbs 1200 ft2 20 12 10 8 75 525 45 1500 ft2 25 15 125 10 925 65 55. Fill in the Application Charge field.

### Remember to convert the percentages of phosphate and potash to their decimal forms.

Fertilizer 8N-8P-8K Fertilizer 8N-24P-24K Amonium Nitrate 34N-0P-0K Triple Superphosphate Muriate of Potash Potassium Chloride Anhydrous Ammonia Calcium Nitrate Nitrate Solutions N-SOL or UAN solutions 30 UAN Nitrate Solutions N-SOL or UAN solutions 32 UAN Nitrate Solutions N. These worksheets calculate fertilizer application rates for gardens garden beds lawns single plants and short rows based on fertilizer recommendations. 10112016 Multiply the amount of fertilizer you are applying 38 lb per 1000 sq ft by the percentage of phosphate in the bag 5. The composition by percentage of each of the big 3 elements present in the fertilizer must be stated on the bag and is referred to as the fertilizer guarantee which expresses each of.