Berries grown in Oklahoma are mainly blackberries, raspberries, strawberries, blueberries and grapes. The culture ranges from easy to difficult and most of the berry groups will have different requirments.
During the summer, diesel will weigh between 6.951 (API 38) and 7.076 (API 35) pounds per gallon. Last winter, the diesel weighed around 7.206 (API 32) pounds per gallon. Regular unleaded gasoline weighs around 6.184 (API 59) pounds per gallon and premium usually has an API of 56, or 6.263 lbs per gallon.
Gallon is the standard weight term in United States to sale propane. 1 US liquid Gallon is equal to 3.79 litre and 1 litre is equal to 2.2 pound. According to today's rage average rate of propane today was $ 2.36 / Gallon Lets do simple maths here. 20 Pound / 2.2 = 9.09 Litre. 9.09 Litre / 3.79 = 2.40. Cost will be $ 2.36 x 2.40 Gallon = $ 5.664