Fig. 4From: Development of insecticide-impregnated polyester/cotton blend fabric and assessment of their repellent characteristics against Cimex lectularius and dengue vectors Aedes albopictus and Aedes aegyptiScanning electron microscopy (SEM) images of control fabric (a–d) and insecticide-impregnated fabric (IIF) (e–h) at a magnification of 50×, 200×, 500×, and 1000×, respectivelyBack to article page