Adopt a conscientious requeening program of no less than every other year. Additional study is needed to determine the effectiveness of this control measure. It is often too late to take preventitive steps once bees are crawling or dying. Check hives for infestation before problems arise. Do not assume that bees are totally free of mites.
Mites require honey bees to survive.
Any equipment that once held infested bees may be reused without treatment as long as it has been empty of all living or dead bees approximately 48 hours. If you suffer colony losses, be sure to protect your empty equipment from wax moth destruction with appropriate treatment. Use of chemical product names is for the aid of the reader and does not constitute an endorsement of any product to the exclusion of another or one not mentioned.