The book covers the entire field of BOTTLE GOURD MOSAIC VIRUS in one volume. Crops are continues damaged by a number of pest and diseases. Apart from fungal and bacterial diseases, a number of viral diseases have also been reported on cultivated cucurbits in recent year. Among these BOTTLE GOURD MOSAIC VIRUS and its strain, Squash mosaic virus, Melon mosaic virus, Cucumber mosaic viruses are important because of their worldwide distribution. This study concluded that characterization of virus, symptom, transmission, host range, biophysical characteristics, screening and antiviral agent etc. The selection/choice of data/details reflects the shortcomings of the author, but in general it covers a large part of syllabus of basic plant virology in most of the research institute. It is hoped that the student and teachers will find this book useful as part of research in Botany/Biotechnology/Plant virology.