Check the listing for details. Microbe-Lift Autumn/Winter Prep - Gallon. Condition: New. Listed at 91.99 USD. Microbe-Lift Autumn/Winter Prep - Gallon Part Number:AUTPREPGK Description The Autumn/Winter Prep is made to help accelerate the decomposition of leaves, sediment and other organic matter during the fall and winter months. Autumn/Winter Prep will also jump start your pond to a healthier environment in the spring. Contains psychrophilic strains (cold weather bacteria), that if frozen, the bacteria will remain effective even after thawing out. Effective in darker conditions such as under ice and snow. Helps to maintain a healthy immune system for your fish during the winter months. Microbe Liquid Bacteria works until 40 degrees, while the Dry packets work until 32 degrees.Includes 1 gallon of liquid bacteria and 8 dry 2 oz. packets. 2 oz. - treats up to 100 Gallons on first application4 oz. - treats up to 200 Gallons on first application6 oz. - treats up to 500 Gallons on first application8 oz. - treats up to 1000 Gallons on first application16 oz. - treats up to 5000 Gallons on first application48 oz. - treats up to 25000 Gallons on first application