Cyber weapons and the possibility of cyber conflict—including interference in foreign political campaigns, industrial sabotage, attacks on infrastructure, and combined military campaigns—require policymakers, scholars, and citizens to rethink twenty-first-century warfare. Yet because cyber capabilities are so new and continually developing, there is little agreement about how they will be deployed, how effective they can be, and how they can be managed.Written by leading scholars, ...

This book features six peer-reviewed reviews on viruses affecting key horticultural crops.The first chapter considers best management practices for the control of viruses and virus-like agents in apple production, including the development of orchards with clean, virus-tested planting stock. The second chapter comprehensively details how Apple mosaic virus is spread and describes the symptoms displayed by affected host plants.The third chapter examines the challenge of Plum...