In order to be certified organic, you must implement preventative practices and proactive management to control flies and other pests, both in the barn and in the milk house. Approved strategies include: 1) augmentation or introduction of predators or parasites of the pest species; 2) development of habitat for natural enemies of pests; and 3) non-synthetic controls such as lures, traps, and repellents.
Good manure management; pasture rotation; clean, dry bedding; moisture control; and release of fly parasites are all …