How to Use Coptrol in Farm Dams and Ponds 

Farm dams very often develop algal problems.  They can range from physical inconvenience such as blocking of screens and filters, pumps and irrigation equipment to stock losses from toxicity caused by accumulation of blue green algae. The problems are aggravated where water is enriched by nutrient run-off, so heavily fertilized areas are a particulary good target. 

In drought seasons where water levels are low, algae may be a major problem also.