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.
How many pounds does a gallon of imperial gas weigh. Depends on the density or specific gravity of the gasoline, which can vary lot to lot. An Imperial gallon of water is 10 lb (vs about 8.33 lb for US gallon) and typical gasoline specific gravity is about 0.74, so about 7.4 lb.