The sixth edition of "Forages, Volume I", highlights plant adaptation and the complexity of forage management by integrating soil, climate, and herbivory factors with production goals. This exceptional sourcebook has been extensively reconfigured to address the needs of today's undergraduate student and provide a foundation for problem solving and decision making in forage management. Sidebars and study questions will aid student review and comprehension. Forages teachers themselves, authors from across the continental United States provide broad, national coverage of key species and management practices in a framework of comparative analysis.