This book provides new research in the study on seed banks. Chapter One begins with an overview of seed bank research in Central European grasslands. Chapter Two focuses on the Caucasus Regional Seed Bank (CRSB). Chapter Three discusses Crofton weed invasion history and damages in China, seed characteristics, germination characteristics and light dependence of seed germination. Chapter Four provides a case study review of soil seed bank and rangeland conditions in North Patagonia.