. Several application methods are available. Insecticides must be used properly to achieve satisfactory control of lice. Many louse-control products require two treatments, 10 to 14 days apart. The second treatment is essential to kill newly hatched lice...
, and other moist, warm decaying organic matter. Adult house flies are about 1/4 inch long and mostly dull gray in color, with four black stripes on the thorax (Figure 2). Their mouthparts are spongelike and are used for ingesting liquid foods. Each female can...