It was only as recently as 1877 that insects were scientifically shown to transmit disease. Since then, massive campaigns to control or eliminate disease - carrying insects have been carried out.
कीटकांद्वारे रोगांची लागण होते हे शास्त्रीय आधारावर अलीकडेच म्हणजे १८७७ साली सिद्ध करण्यात आले.