Pond Boss Forums AQUATIC VEGETATION Controlling unwanted plants Algae problems: Aeration, chemicals or both?

Application rate is from 0.6 to 3.0 gallons per acre foot of water. It's on the label of the container. You have approximately 8 to 9 acre feet of water in the pond.

Here's an electronic copy of the label. Read the directions, and pay attention to the part where it tells you how to apply it.
http://www.lonza.com/~/media/Files/water-treatment/Cutrine_Plus.ashx

I've found that it seems to work a bit better if I use 1-2 fl. oz. of surfactant per gallon of tank mix.