This fully revised, expanded and updated edition of the successful text, Onions and Other Vegetable Alliums, relates the production and utilization of these familiar and important vegetable crops to the many aspects of plant science underpinning their production and storage technologies. chapters cover species and crop types , plant structure, genetics and breeding, physiology of growth and development ,as well as pests and diseases, production agronomy, storage after harvest and the biochemistry of flavor, and how all these relate to nutritional and health benefits. From this wide perspective it is possible to see many examples where underlying scientific Knowledge illuminates, explains and can improve agronomic practice. Horticulture student and professional will gain valuable insight into how molecular methods are revolutionizing the study of taxonomy, genetics, pathology and physiology, and how these methods are being applied in the improved breeding of crops. They will also see how scientific information is integrated in computer- based models used for crop management, for example, to forecast disease or to specify fertilizer and irrigation needs.