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PESTICIDES: PESTICIDE CONVERSION CHARTS
  MG Manual Reference
Ch. 6, pp. 2 - 5

The measurements given below are approximate and should be used as a general guideline if the directions for mixing small quantities are not given on the pesticide label.
Conversion Table for Dry Formulation

Concentration of Active Ingredient in Formulation

Rate Desired Pounds/A 100%  90% 80% 75% 70%  60% 50% 40% 30% 25% 20% 10% 5% 

(Grams of formulation per 100 square feet)
1 1.04 1.16 1.30 1.39 1.49 1.74 2.08 2.60 3.47 4.17 5.21 10.4 20.8
2 2.08 2.31 2.60 2.78 2.98 3.47 4.17 5.21 6.94 8.33 10.4 20.8 41.7
3 3.12 3.47 3.90 4.17 4.46 5.20 6.25 7.81 10.4 12.5 15.6 31.2 62.5
4 4.17 4.63 5.21 5.55 5.95 6.94 8.33* 10.4 13.9 16.7 20.8 41.7 83.3
5 5.21 5.79 6.51 6.94 7.44 8.68 10.4 13.0 17.4 20.8 26.0 52.1 104
6 6.25 6.94 7.81 8.33 8.93 10.4 12.5 15.6 20.8 25.0 31.2 62.5 125
7 7.29 8.10 9.11 9.72 10.4 12.1 14.6 18.2 24.3 29.2 36.4 72.9 146
8 8.33 9.26 10.4 11.1 11.9 13.9 16.7 20.8 27.8 33.3 41.7 83.3 167
9 9.37 10.4 11.7 12.5 13.4 15.6 18.7 23.4 31.2 37.5 46.9 93.7 187
10 10.4 11.6 13.0 13.9 14.9 17.4 20.8 26.0 34.7 41.7 52.1 104 208

*Example: To put out a 100 sq. ft. plot at the rate of 4 lbs./A active ingredient using a formulation containing 50% active ingredient, use 8.33 grams of the 50% formulation and distribute evenly over the 100 sq. ft.
 
Conversion Table for Liquid Formulations

Concentration of Active Ingredient in Formulations, lbs./gal.

Rate Desired Pounds/A 1 2 2.5 3 4 5 6

(ml of formulation per 100 square feet)
1 8.67 4.33 3.47 2.89 2.17 1.73 1.44
2 17.3 8.67 6.93 5.78 4.33 3.47 2.89
3 26.0 13.0 10.4 8.67 6.5 5.20 4.33
4 34.8 17.4 13.9 11.6 8.69 6.95 5.79
5 4.34 21.7 17.4 14.5 10.9* 8.68 7.24
6 52.1 26.0 20.8 17.4 13.0 10.4 8.68
7 60.8 30.4 24.3 20.3 15.2 12.2 10.1
8 69.4 34.7 27.8 23.1 17.4 13.9 11.6
9 78.1 39.0 31.2 26.0 19.5 15.6 13.0
10 86.7 43.3 34.7 28.9 21.7 17.3 14.4

*Example: To put out a 100 sq. ft. plot at the rate of 5 lbs./A active ingredient using a formulation containing 4 lbs./gal. active ingredient, use 10.9 mL. of the 4 lbs./gal. formulation and distribute evenly.
Emulsifiable Concentrate Percent ratings in Pounds Actual Per Gallon

% EC lbs/gallon
10 - 12 1
15 - 20 1.5
25 2
40 - 50 4
60 - 65 6
70 - 75 8
80 - 100 10

Proportionate Amounts of Dry Materials

Water
Quantity of Material

100 gallons

1 lb.

2 lbs.

3 lbs.

4 lbs.

5 lbs.
50 gallons 8 oz. 1 lb. 24 oz. 2 lbs. 2 1/2 lbs.
5 gallons 3 tbs. 1 1/2 oz. 2 1/2 oz. 3 1/4 oz. 4 oz.
1 gallon 2 tsp. 3 tsp. 1 1/2 tbs. 2 tbs. 3 tbs.

Proportionate Amounts of Liquid Materials

Water Quantity of Material
100 gallons 1 qt. 1 pt. 1 cup
50 gallons 1 pt. 1 cup 1/2 cup
5 gallons 3 tbs. 5 tsp. 2 1/2 tsp.
1 gallon 2 tsp. 1 tsp. 1/2 tsp.




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