The loss of fruits after harvest is a major problem of fruit growing countries of the world. There are reports of losses of millions of rupees annually due to post harvest diseases caused by different types of mycoflora during transportation and storage periods. In order to make plan for the disease control, it is very essential to have knowledge of symptoms of pathogenic organism responsible for fruit losses. The aim of writing a book on symptomatology of fruit diseases is to develop perfect disease management strategies that are economically significient. The fruits symptomatology is a science which is concern with the visible effect of disease on the fruits. Symptoms may include a detectable change in color, shape and biochemical alteration of the fruit due to interaction of the pathogen. Symptomatology of 23 fruits of major importance discussed in this book. The book is vey useful for the teachers, researchers and students of horticulture, agriculture, botany, microbiology and forestry of the most of the universities of the world.