1 pound = 16 ounces = 454 grams
1 ounce = 28.35 grams
1 kilogram = 2.2 pounds
1 cubic foot = 62.4 pounds = 7.5 gallons of water = 0.03 cubic meters
1 acre-foot of water = 2,718,000 pounds = 326,000 gallons = 43,560 cubic feet
1 gallon of water = 8.34 pounds = 3,800 cubic centimeters = 3,800 grams = 3.785 liters
1 liter of water = 0.264 gallons
1 part per million (ppm) requires:
- 2.7 pounds per acre-foot
- 0.0038 grams per gallon
- 0.0283 grams per cubic foot
0.6 mile = 1 kilometer
1 inch = 25 millimeters = 2.54 centimeters
To figure formulation for treating ponds with herbicides:
- 1 % solution
- = 1.34 ounces/gallon
- = 38 grams/gallon
- = 10 grams/liter
1 gallon = 4 quarts = 8 pints
1 pint = 16 ounces
1 cup = 8 ounces
1 tablespoon = ½ ounce
1 acre = a square with 209 feet per side
1 acre = a circle with a diameter of 235 feet
1 hectare = 2.471 acres = 107.640 square feet = 10,000 square meters
Degrees Centigrade = (degrees Fahrenheit – 32) x 5/9
Degrees Fahrenheit = 9/5 x degrees Centigrade + 32