altosid การใช้

• Ritter tosses into the muck a green tablet called Altosid, made of a hormone that stops the mosquito larvae from maturing.
• Products that will accomplish this, he said, include Bactimos, Vectobac and Altosid, all of which can be bought from Clarke Mosquito Control Products in Roselle, Ill ., ( 800 ) 323-5727; and Mosquito Dunks, manufactured by March Biological Control in Sherwood, Ore.
• Products containing the insect-growth-regulating substance methoprene, or the bacterium Bacillus thuringiensis var israeliensis, are harmless to fish and other aquatic organisms but lethal to wrigglers and tumblers . ( Online retailers of such products _ including Altosid, Mosquito Dunks, Bactimos and Vectobac _ can be found if the product name is entered in any search engine .)